Home

DSA8300 Quick Start User Manual

1. ZS POSITION yz A OFFSET Offset vertically ad SCALE p Scaled vertically 1 HORIZONTAL Scaled horizontally VEW 4 POS TION gt Positioned horizontally m You can click a waveform trace or its reference indicator with the mouse pointer or touch screen to select it Push AUTOSET to quickly set up instrument parameters and display a waveform based on the input signal Push Set to 50 in the Trigger controls if required to stabilize the display when using the Trigger Direct Input connector 30 DSA8300 Quick Start User Manual Acquisition Using factory default setup 1 To quickly return to the factory default settings push DEFAULT SETUP SETUP nay Ties rs DIALOGS PAINT rg FINE TOUCH N EIEC SCREEN AUTOSET CURSORS SELECT 2 Click Yes to restore the settings Loading the default setup will replace the current setup Continue Yes No 2897 083 DSA8300 Quick Start User Manual 31 Acquisition Using autoset Use Autoset to automatically set the instrument vertical horizontal and trigger parameters and display a waveform based on the characteristics of the input signal NOTE Make sure that the inout channel s for the signal are on and selected before doing an autoset
2. 2897 015 1 Removable hard drive 2 GPIB port The instrument is factory set to be a talk listen device allowing you to control the instrument via the GPIB port You can change the instrument to be a GPIB controller allowing you to control other devices via the GPIB port or set the instrument to be off bus Refer to the Programmer Manual installed on the instrument Computer I O panel See Computer l O panel on page 16 AC input Fuses oo e w Mains power switch DSA8300 Quick Start User Manual 15 Getting acquainted with your instrument Computer I O panel 5 gt EX SY JO Se 1 Audio line out 2 Mic input 3 USB ports 4 DVI I video out for dual monitor display 5 COM 6 PS2 keyboard 7 PS2 mouse 8 COM2 9 LAN The user interface File Edit View Setup Utilities Applications Help Tektronix z Amplitude ry ins se e f T Es req Cal 5 Run Stopgu Trig Clock Prescale Mode Pulse D l 1000mvdiv Bi oov BIE Bi 2100s HLE 7 34PM 3 14 2011 2 Se eae oe Mean 12 56mV ptlo 36 4 1 EyeH a CLev TE By 5 DCD Zj A i BitR z a Median 110 0mV p 20 100 0 466 3825my 466 a mah TE Ej 2 246103 IE 622 5495 Mbps m 500 000ps div Std De
3. DSA8300 Quick Start User Manual 33 Acquisition Changing the acquisition mode Use the procedure that follows to set the data acquisition mode and specify acquisition start and stop methods 1 Push the Acquisition MENU button to display the Acq Setup dialog box 2 Select the acquisition mode 3 For Average mode enter the number of samples to average 4 Set the Stop After mode and action by selecting Run Stop Button Only or Condition 5 If you selected Condition choose a condition on which to stop from the drop down list If the condition requires a count enter a count 6 Enter a filename if you selected Print to File or Save all Waveforms 7 Select Ring Bell if you want the instrument to produce an audio tone when the acquisition stops NOTE You must connect an external speaker to the instrument to hear a tone on a stop condition 8 Push RUN STOP to start the acquisition 9 Push RUN STOP again to stop the acquisition Quick tips ACQUISITION MENU Acquisition Mode Sample TEL Average Eio g Envelope LL 2697 066 Stop After Run Stop Button Only Condition Number of a 1 GE 2897 037 Stop Action None ss Filename o Ring Bell 2897 038 lt ACQUISITION CLEAR RUN eo MENU DATA STOP Run Stop is available on both the front panel and the touch screen f Stop After is s
4. E Notebook Digital Display Display Devices olor Quality 32 Bit Rotation J Enable Rotation Screen Resolution 1024 x 768 v gii Refresh Rate Color Correction l R ap C ih C 270 Display Expansion Hot Keys s i Aspect Ratio Options 180 intel 3D Settings Video Overlay Scheme Options 2897 010 DSA8300 Quick Start User Manual Installing modules This section describes how to install and remove modules as well as how to move modules while the instrument is powered on Typical module installations The following are some typical module installations illustrating the interaction between large compartment channels and small compartment channels NOTE A large compartment module that only derives power from the compartment does not use any small compartment input channels Eight channels No large and four small modules CH1 Module not installed CH3 Module not installed CH 1 CH 2 CH 3 CH 4 CH 5 CH6 CH7 CH 8 Six channels Two large modules and two l CH1 module installed CH3 module installed small modules CH1 CH2 CH3 CH4 NA NA NA NA CH5 CH6 CH7 CH8 Seven channels One large module installed eaea E E in CH3 compartment and three small CHT module tinted modules CH3 CH 4 CH 1 CH 2 NA NA CH5 CH 6 CH7 CH 8 Seven channels One large module installed A oron in CH1 compartment and three small e erate modules CH1 CH2 NA
5. DSA8300 Quick Start User Manual Skew and deskewing TDR CLOCK OUT 1 Set the trigger source to TDR Wfm Database Hist Cursor 2 Connect a cable or TDR probe from the eT TDR CLOCK OUT connector on the front panel of the mainframe to the reference Trigger Source plane of the DUT Freerun Direct Level terminated SMA T a 50 Q terminated Clock Prescale Clok power divider or a 2 6 dB attenuator on the TDR CLOCK OUT connector to on reduce the amplitude to an acceptable amplitude for the module For fixture or DUT locations that do not support a cable attachment the acquisition deskew signal can be injected by a P8018 single ended TDR probe DSA8300 Quick Start User Manual 75 Skew and deskewing Acquisition deskew procedure 76 4 Click the Define Math button on the tool The following procedure outlines a method to deskew a single differential or common mode system one signal pair The procedure can be extended to additional signal pairs as needed This method time aligns the acquisition system such that the data is acquired simultaneously at the selected reference plane The procedure accounts for delay mismatches between the differential signal lines from the reference plane to the acquisition inputs The following example procedure uses Ch3 as the channel and Ch4 as the channel 1 Using the previous discussions on deskew signal types and reference planes inject your selec
6. 1 Push the AUTOSET button to execute an Autoset If you use Autoset when one or more channels are displayed the instrument uses the selected channel for horizontal scaling Vertically all channels in use are individually scaled Quick tips If the instrument does not autoset to your signal select Setup gt Horizontal click the Comm Standard button and select the signal type Then push the Autoset button again Select Utilities gt Define Autoset to change the Autoset properties 32 DSA8300 Quick Start User Manual Acquisition Accessing the setup dialog boxes The Setup dialog boxes are the key controls for setting instrument parameters such as Mode Trigger horizontal vertical acquisition cursors histogram display and mask 1 Access the Setup dialog boxes by using sone the front panel buttons the Setup menu we item or the Setup button ACQUISITION MENU AQRIZONTAL TRIGGER MENU MENU one s VERTICAL ile Edi View Beaute Utilities Applicatic Vertical Horizontal Acquire Mode Trigger a ne Measurement Mask a Display Histogram Cursors Wfm Database TDR Phase Reference Default Setup 2790 034 2 Click on the tabs to select among the setus a ees setup dialog boxes Wfm Database Hist Phase Ref Mask TDR Disp Mode Trig Cursor Meas
7. l f Direction el 17 Open the Setups dialog box and click the TDR tab Use the Step Deskew area to Diff select which channel you want to adjust ca for deskew Adjust the Step Deskew step Destew ima 7 value until the measurement reads near aoos E L i ZOO ee SS SSS Advanced TDR eee pcrea NOTE For future use with the same n configuration such as instrument modules cables and or fixtures save the setup by selecting File gt Save Setup As from the menu bar DSA8300 Quick Start User Manual Cleaning the instrument Periodically you may need to clean the exterior of your instrument To do so follow the instructions in this section i WARNING Before performing any procedure that follows power down the instrument and disconnect it from line voltage Exterior cleaning CAUTION To prevent getting moisture inside the instrument during external cleaning use only enough liquid to dampen the A N cloth or applicator Clean the exterior surfaces of the chassis with a dry lint free cloth or a soft bristle brush If any dirt remains use a cloth or swab dipped in a 75 isopropyl alcohol solution Use a swab to clean narrow spaces around controls and connectors Do not use abrasive compounds on any part of the chassis as they may damage it CAUTION Avoid the use of chemical cleaning agents which might damage the plastics used in this instrument Use a 75 A N isopropyl alcohol solution as a cleaner and wipe wi
8. pe Soan amp aaao GO G O g o a aa Seee g Soeg 343 mm at 5 13 5 in o O O Depth 419 mm 16 5 in 2807 001 Environmental Characteristic Description Temperature 10 C to 40 C Relative humidity 20 to 80 with a maximum wet bulb temperature of 29 C at or below 40 C Altitude 3 000 m 9 843 ft Power supply Characteristic Description Source voltage and Frequency 100 240 Vans 10 50 60 Hz or 115 Vans 10 400 Hz Power Consumption 600 watts maximum Typically 240 watts fully loaded 160 watts mainframe with no modules Fuses 3AG 8 A 250 V 15 second ceramic fuse Tektronix part number 159 0046 XX or 6 3 A 250 V fast blow European Tektronix part number 159 0381 XX Input connectors Characteristic Description Trigger Direct Input range 1 5 V DC peak AC maximum input voltage Trigger Prescaled Input 1 1 Vp p absolute maximum input typical External 10 MHz Reference 500 mV to 5 Vp p AC coupled into 1 KQ 5 V maximum Input 4 DSA8300 Quick Start User Manual Install your instrument Powering the instrument on and off 1 Insert AC power cord 2 Toggle the mains switch to on aY A AE 0 0 9 H Je SND by 3 Use the front panel power button to switch the instrument on and off 2897 004 CAUTION T
9. Cancel Help Num Avgs 2 EIS Filter Risetime 1 000ns Bl Filter Mode Centered DSA8300 Quick Start User Manual 5 When you have defined the expression click Apply 6 Select the Math Waveform On box to display the waveform Quick tip Waveform measurements Define Math Math Waveform Math Expression Mil Mon Avg C3 C4 Functions Sources Intg Vmaq Filter C1 C2 C3 Exp Sqrt Ln C5 C6 1g Min R1 R2 3 R5 R6 Num Avgs 2 ak Measurement Scalars Filter Risetime 1 000ns aj Meas1 Meas2 Meas3 Meas4 Filter Mode Meas5 Meas6 Meas7 Meas8 Apply Cancel Help 2897 064 f you select a waveform that is already defined its math expression appears in the dialog box To use the waveform click the Clear button which discards its previous math expression DSA8300 Quick Start User Manual 99 Waveform measurements Display a communication signal 1 Connect signals to the sampling module Data signal to the module input clock S signal to the CLOCK INPUT eel PRESCALER TRIGGER connector a O Os CAUTION Always observe optical cable A N and static safe procedures and cautions as outlined in your sampling module user manual when connecting cables to modules 2 Push the DEFAULT SETUP front panel button and click YE
10. gt Condition 2897 142 0 am Mask UI Samples UI Samples 1000000 Stop Action Do Mask Autoseek X wees ACQUISITION D DSA8300 Quick Start User Manual Waveform measurements To autofit the mask to acquired data For best mask testing results such as best mask test margin auto fit the mask to a waveform data set after acquiring an adequate number of waveforms NOTE Mask auto fitting only works when mask testing on data in a waveform database 13 Push RUN STOP to stop data acquisition or use the automatic Stop After Condition see steps 9 to 11 14 Click the Autofit Mask button in the pe ee ee ee eee ee Mask setup tab If the Autofit Mask button is grayed out select Enable Mask Counts at the top of the Mask tab Autoset Data Autofit Mask Advanced Mask Setup 2897 144 To restart testing 15 To restart after a Stop After condition occurs push the front panel CLEAR DATA button followed by the RUN STOP front panel button 16 Read the mask hits mask unit interval File Edit View Setup Utilities Applicatio 0 Waveforms MskUISamp 1009008 of 1000000 Tektronix x oe Cl Ea A at E Ruwsstope Trio clock Prescale mode Eye gt fsyneq App samples mask hit ratio and if enabled Nez Amplitude 344 Xt DE BRE ae Qiao ace rv ae or m0 margin percent readouts in the readout ees ee a S ee a ee ee Hl s3cemvd
11. Download the latest DSA8300 software from www tek com software 1 Select Utilities gt View Change Module Miewchansam f Config to open the module configuration Select slots to reconfigure then click Start Note All acquired data will be cleared and system settings will be set to factory defaults dialog box 80E04 BO11171 2 Click on all module slots that you want to Mew chenge change This includes slots from which to Select slots to reconfigure then click Start Note All acquired data will be cleared and system settings will be set to factory defaults remove a module and slots in which to install a module 3 Click Start Empty 80C01 CR BO10457 4 The instrument notifies you when you Can _ Mew change Modille Conf remove or install a module Remove or jap i pai install modules only from the indicated slots Wear an antistatic strap when l hand ng mod u les Module may now be Module may now be Module may now be 80E04 installed installed removed installed B011148 80C01 CR B010457 Remove install desired modules in selected slots then click Finish 5 Click Finish The instrument notifies you when the selected modules are ready to use 6 Close the dialog box 7 Select Utilities gt Compensation and run a compensation on each channel of all newly installed modules All newly installed modules require compensation even if the
12. Waveform measurements To use TDR To take TDR measurements you must have a TDR capable sampling module installed and your DUT must be attached to the TDR sampling module 64 1 2 Select TDR from the Setup menu Click the channel button to automatically display the incident and reflected steps of the selected channel by automating the following tasks Turns on the channel m Turns ona step Sets trigger source to TDR Sets acquisition to Averaging Changes display style to Show Vectors Select a channel pair on which to perform a differential TDR measurement Click Diff to automatically set up the differential measurement for the channel pair All the tasks listed in step 2 are performed for both channels and the pulse polarity of the second channel is set to negative Click the polarity button to toggle the step edge Set the vertical scale Units to V volts Q ohms or p rho If performing differential TDR select the channel TDR module with dual channel adjustment or the even numbered channel of the channel pair TDR module with single channel adjustment for deskew adjustment Set the Deskew percent value Click Advanced TDR Setup to set the TDR step rate reference source and enable or disable incident waveform display Wim Database Hist Vert Horz Phase Ref Mask Preset ca 1 c2 j c3 1 C4 j TDR Step On
13. i DSA8300 Quick Start User Manual Table of Contents Setting pattern sync and FraMeScan controls o e sesessessssessssssseeseeecseeseesessessessessessesseseeseeseeseesenseeseessasensenses 43 Checking trigger status se sucsscssesssnsicnsct sastidee astobunivatistiechsesseap esisnectbecrdntued uasivoniat tocbaedpeusealdsanctdeeedapcientameateldestsesortest 45 Waveform measurements Taking automatic measurements aa eeeseecccccsccscessssescsscsesseceessessessessessescaesaeseeseeseesaesaeseeseeseeseessaesaesaesaesaeseases 47 Turning Off automatic measurements eeessesseccssesceecsecsecsesecsecsessesessessessesessesseseesessaseeseesaesasseseesaesassassesansates 51 Cursor measuremenlS srpna irose iaa a a a i E R a oa 52 MWAI e E E S E E E 54 Display a communication signal s ssnenennnnnisnsnsnisrsraniirnrarinrsruninrnruraninrsraninrnnanununrnranunnntanunnnnanennnnannnrnnnnnnnt 56 MASKING sananen E S of To perform mask testing siocecececsctandeaetecnsescestancectesecaeadecicnuetesatacdedusseateecnstougeanatesiaceeshasanttesageesesceetesteteans 57 Explonng mask MargINS lt josetseet caersasaresact aan tecsdsirresariesaciiceoscnisacienrtnssesiene E REE EEEE SEA EESE a 61 BC lcte CI ae A i E E ee er 63 TOUP TOR ea E E E EE E E E E 64 Phase oll 21 i e N 66 Phase reference key points o esecscssssssssssssssssessessesecsecsessesecsecseseesseseesaeseseeseeseesaesassassesaesaesassasseseeseesansass 67 POOS A A E AA EEA ETE AAEE
14. AAA E E E 69 DOCUMEN OUTOS rogo a E E E E E EE 70 Skew and deskewing Methods to adjust skew ceca costes asatcenceateden dette acco tsetse ealieecc sce accuse ase tteteat sea tdadea eens edi sede avcaeaee settee aateaaaine 71 Using a phase adjuio aesaspsessewaccueaeesanmonnsterensonseoeateaceadansuons west concesssetdenseancenceeeuesece acne cae cuescuseapannespaeease 71 Channel deskew and channel delay o c ecccccssessssssscsessssscsecsecseessecsecsssassesaesaecasseseesaesasseseesaeseseeseesanass 71 Setup considerations and procedures a sesecssccsssseesecsesseesessessessessesseseeseesenseeseesseseeseasseseeseessaseuseesassessaseasens 72 REGENCE DIIN sarrin E EAA RSE E R 72 Acquisition deskew signal sources aa aeeesesessessescsecsesesecsecsecaeceesseseeseeseesseseessescaesaeseesaesatsaesaesaeseeseeseaseateas 13 TOR SISO OUE A E E A A EEE 14 TCU AL SIAM E A E E E E 14 TOR CLOCK OUT T RE E E E E 75 ACQUISITION deskew procedure naa eessesesscssseccessecseecsecseessecssecaessesaeceessueesaecaussescaeseaesaesseecaessessausaesaeseaesatesaesns 76 TDR step deskew procedure a ecececccsesssssssseseeseeesecsessecssessecsesseessesauseesassaeseessaesaeseessasseesaeseesseseaesaeseeseaesaesats 19 Cleaning the instrument FRENO CICANING sorpren E R cence sees eo aenee A R 83 Flat panel display cleaning e anennennnenennnnsnenanrsnenaninrsrsranrsrsrunrsrsreranrsrurinrsruririnrsrnrinrsrnrnnrnrnrnrnnrnnnnnnnnrnrnrnnrnennno 83 GPU CONNEC Or EAN
15. Hit Rat 3 98e 05 DSA8300 Quick Start User Manual Waveform measurements FrameScan Use FrameScan to test a specific bit or range of bits in a repeating frame of data FrameScan acquisitions allow detailed display and analysis of individual complete waveforms or of the bit sequences leading up to a failure This ability to identify the specific patterns that caused the failure makes the FrameScan mode superior to traditional methods 1 Select the Horizontal Setup tab 2 Click Pattern Sync FrameScan Setup Disp Mode Trig Timebase MainTB hg Scale 1 429bits Position 4 644bits Resolution 4 595ps Record Length 2000 Horizontal Reference 100 0 All Timebases Comm Standard None r BitRate 15552000Mops Units Seconds Bits Distance Units Setup Display Scale Per Division Per Screen Help 2897 078 3 Click Enabled in FrameScan Pattern Sync FrameSca hs i Patt S Control AutoS Opti 4 Set the Scan Bits to the number of bits Sone eee igs ee or subframes to acquire Data Rate BI List Data Rate aes JE List V Pattern Length nome Edit 7 Data Clock Ratio atio AutoSync to Selected Waveform Position BI RTZ Set as New Reference FrameScan B W Enabled 64 EHO Clock Source Prescale Clocki 2897 079 DSA8300 Quick Start User Manual 63
16. V m the edge jitter degradation would typically result in a total RMS jitter of Jitter lt SQRT 3 5 ps2 3 ps2 4 61 ps 9 With an 80E01 Electrical Sampling module up to 15 mVRMS random noise is allowed when the instrument is subjected to fields and signals as defined in the IEC 61000 4 3 and IEC 61000 4 6 tests 6 With an 80E01 Electrical Sampling module up to 15 mVRMS random noise is allowed when the instrument is subjected to fields and signals as defined in the IEC 61000 4 3 and IEC 61000 4 6 tests Performance Criterion C applied at the 70 25 cycle Voltage Dip and the 0 250 cycle Voltage Interruption test levels IEC 61000 4 11 If the instrument powers down upon a voltage dip or interruption it will take longer than ten seconds to reboot DSA8300 Quick Start User Manual IX Compliance Information Australia New Zealand Declaration of Conformity EMC Complies with the EMC provision of the Radiocommunications Act per the following standard in accordance with ACMA m CISPR 11 Radiated and conducted emissions Group 1 Class A in accordance with EN 61326 1 and EN 61326 2 1 Australia New Zealand contact Baker amp McKenzie Level 27 AMP Centre 50 Bridge Street Sydney NSW 2000 Australia Safety compliance This section lists the safety standards with which the product complies and other safety compliance information EU declaration of conformity low voltage Compliance was demonstrated to the following
17. arrn na E E EA E 83 DSA8300 Quick Start User Manual jii Table of Contents Restoring the operating system Restoring the operating system from the instrument hard disk drive oe ecececsescsecsecseesrscsecsecsesaeseseseeseentenees 85 iv DSA8300 Quick Start User Manual Important safety information This manual contains information and warnings that must be followed by the user for safe operation and to keep the product in a safe condition To safely perform service on this product see the Service safety summary that follows the General safety summary General safety summary Use the product only as specified Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it Carefully read all instructions Retain these instructions for future reference Comply with local and national safety codes For correct and safe operation of the product it is essential that you follow generally accepted safety procedures in addition to the safety precautions specified in this manual The product is designed to be used by trained personnel only Only qualified personnel who are aware of the hazards involved should remove the cover for repair maintenance or adjustment Before use always check the product with a known source to be sure it is operating correctly This product is not intended for detection of hazardous voltages Use personal protective equipment to prevent shock and arc
18. measurements You can assign and display up to eight automatic measurements If you need an additional automatic measurement and all measurement slots are used reassign a current measurement slot to the new measurement 1 Note the current measurement assignments In this example measurement slots 1 and 3 have measurements assigned and displayed 1 Rise Aj 226 607 1ps 3 Prd A gl 1 607267ns 2897 054 2 Select Meas measurement from the Setup dialog box Vert Horz Acq TDR Phase Ref Mask Cursor Wfm Database Hist won 3 Use the pulldown list to select Meas 3 2897 055 measurement slot 3 4 Note that measurement slot 3 has a a measurement assigned and is displayed Meas 2 sais O IMeas3 n Meas 4 Meas 5 ats Clear Stats Meas 6 f Meas 7 Meas 8 burce2 Set to Default measurements on slot 3 Pulse Measurements None Pulse Amplitude 5 Click Select Meas gt None to disable Meas 3 V On Pulse Timing Pulse Area 6 Note that measurement slot 3 is now labeled Not Defined and no measurement icon is displayed Meas 3 On Select Meas Not Defined 2897 058 7 Note that measurement slot 1 has a measurement assigned It is set to not display but the measurement slot is still used Meas 1 2 Select Meas C3 Frequency 2897 059 Quick tip 289
19. of the four grading methods If you selected one of the two Emphasized grading methods slide the Emphasize Counts percentage control to specify the range of counts you want emphasized DSA8300 Quick Start User Manual Database WfmDB 2 On Display Source al on Main Clear Data 2897 065 6 Persistence Infinite E Variable Ej 9 1 2000 Waveforms 500 H Samples 2000000 2897 066 8 Display Options Color F Invert Intensity Grading Method binays gt L Emphasize Counts 50 B i 11 o 100 2897 067 35 Acquisition Setting the display style 1 Click the Setup button and click the Disp tab Select a waveform display style Normal selects a display with no acquisition data persistence Waveforms are displayed with the new data from ongoing acquisitions replacing data acquired from previous acquisitions Show Vectors turns on display lines between waveform dots deselect to display only dots 36 Sin x x interpolation computes record points using a curve fit between the acquired samples Linear interpolation computes record points between actual acquired samples by using a straight line fit Variable Persistence makes data persist for a specified time New waveform displays accumulate data as new waveform records acquire but with continuous replacement of the oldest data Set a time at which t
20. rating Other circuits within the product do not have either rating Mains overvoltage category rating Overvoltage Category Il as defined in IEC 61010 1 Environmental compliance This section provides information about the environmental impact of the product Product end of life handling Observe the following guidelines when recycling an instrument or component Equipment recycling Production of this equipment required the extraction and use of natural resources The equipment may contain substances that could be harmful to the environment or human health if improperly handled at the product s end of life To avoid release of such substances into the environment and to reduce the use of natural resources we encourage you to recycle this product in an appropriate system that will ensure that most of the materials are reused or recycled appropriately This symbol indicates that this product complies with the applicable European Union requirements according to Directives 2012 19 EU and 2006 66 EC on waste electrical and electronic equipment WEEE and batteries For information about recycling options check the Support Service section of the Tektronix Web site www tektronix com Perchlorate materials This product contains one or more type CR lithium batteries According to the state of California CR lithium batteries are classified as perchlorate materials and require special handling See www dtsc ca gov hazardouswaste perchlorate for
21. reply card Not orderable Keyboard 119 7083 00 Mouse 119 7054 00 Instrument front cover 200 4519 00 Accessory pouch 016 1441 00 Touch screen styluses 2 119 6107 00 ESD wrist strap with 6 foot coiled cord 006 3415 04 DSA8300 Product Documentation CD 063 4356 XX DSA8300 Application Help part of application software Not orderable DSA8300 Programmer Manual part of application software Not orderable DSA8300 Product Software Install Kit 020 3088 XX Power cord Type dependent on selection during order placement VGA female to DVI male adapter 013 0347 00 Operating considerations The following information lists the specifications related to the operation of the mainframe Refer to the DSA8300 Digital Serial Analyzer Specifications and Performance Verification Manual for a complete list of specifications Mechanical Characteristic Description Clearance requirements Sides 51 mm 2 in Bottom 19 mm 0 75 in Top Front and Rear 0 mm 0 in Weight 19 5 kg 43 0 Ib This does not include any accessories or modules Orientation Place the instrument on a cart or bench The instrument should rest on its bottom or rear feet The front feet fold down to angle the instrument Rack mounting An optional rack mounting kit Option 1R is available DSA8300 Quick Start User Manual Install your instrument 457 mm 18 in
22. value for C4 or by changing the external phase adjustor until the measurement reads near zero Pulse Measurements Options Trigger Edge v Vertical NRZ Eye Horizontal RZ Eye TDR Options TDR E Display Incident Edge ore 2897 104 Phase Ref r os Vert Horz Acq Mode Trig Wfm Database Hist Cursor O Meas 1 Z On E None Pulse Amplitude Pulse Timing gt Rise Time Pulse Area gt Fall Time Dre Period Frequency Source Region HiLow RefL Cross Cross mi on Main Width OO Width Duty Cycle EO Use Wfm Database Duty Cycle Signal Type Burst Ke Pulse NRZ R gets Pk Pk Jitter iJ aX Delay Phase E Statistics Weighting BI O Annotations E a 2807 102 DSA8300 Quick Start User Manual TDR step deskew procedure Skew and deskewing TDR Step Deskew time aligns the TDR steps such that the stimulus steps arrive at the selected reference plane at precisely the same time This procedure requires that an Acquisition Deskew be performed first so that the acquisition channels are properly aligned It is important that the same reference plane be used for both the Acquisition Deskew and the TDR Step Deskew procedures to avoid possible misalignment of the signals 1 Ensure that either an open or a short is present at the reference plane for the TDR channels to be deskewed For best results both channels s
23. 00 B000000 10 Feb 11 18 16 Pass Save regarding signal and trigger inputs and ae oe terminations be sure to follow SCi electrostatic handling precautions see pales Q010111 10 Feb 11 18 16 and Save the user information for your sampling module when following these f CH Model Status oao el instructions 80E03 B24 02 Oct 1017 04 Pass Chl 7 80E03 B24 10 Feb 11 18 16 Pass Overridden by upper module Storage Overridden by upper module _ User Factory mea Compensation Indicator Button 2897 025 24 DSA8300 Quick Start User Manual Optimizing measurement accuracy 10 Verify that the compensation routines pass lf the status is Fail run the compensation aia nee again If Fail status continues the Model Serial Date Time Status ATEMP E ies a DSA8300 B000000 10Feb1118 16 Pass 0 0 C Save module or main instrument may need ae Upper Modules D Reca se vi ce Compensate 2 gee A A ass 0 0 and Save 11 Use the Compensation Indicator Button on i i to display or hide the compensation Lower Modules indicator on the main display Green Serial Date Time Status 1 80E03 B24 02 Oct 1017 04 Pass 1 4 C means that all modules have been 2 amn ee me aa rridden by upper module Storage successfully compensated Yellow means gt T User that the instrument has not competed its Factory P 8 20 minute warm up period Red means
24. 2 trigger level slope holdoff and other trigger parameters Quick tips m Selecting Clock gt Prescale Clock as the trigger source requires that an appropriate trigger signal be connected to the CLOCK INPUT PRESCALE TRIGGER input connector f you select the Clock trigger source you also need to select the Scope Mode Eye Pattern or Other Pattern Scope Mode triggering is only available if the Advanced Trigger option ADVTRIG is installed on the instrument If you select Pattern Scope Mode use the Pattern Sync FrameScan Setup dialog to specify the pattern characteristics Selecting a Clock Recovery trigger source requires that a module with clock recovery is available Select the clock recovery standard from the pulldown lists or user specified range controls m Selecting TDR as the trigger source uses the clock frequency setting in the Rate control Selecting Direct as the trigger source requires an appropriate trigger signal be connected to the DIRECT INPUT connector The Level control applies only when the trigger source is set to Direct 42 DSA8300 Quick Start User Manual Setting pattern sync and FrameScan controls Triggers NOTE The pattern sync controls are only available if the instrument has the ADVTRIG option installed and the instrument is set up for Pattern Trigger mode 1 Select Setup gt Mode Trigger 2 Click Pattern Sync FrameScan Setup 3 Select the parameters for pattern s
25. 2897 047 DSA8300 Quick Start User Manual 47 Waveform measurements 48 To see statistics 5 Right click on any measurement readout to display its context menu Select Show Statistics to display measurement statistics in the measurement readout To show measurement annotations 7 10 Right click on any measurement readout to display its context menu Select Show Annotations to display annotations that indicate which portion of the waveform is being measured as well as reference levels for the measurement Note the portion of the waveform being measured Note the reference levels for the measurement Show Annotations 229 1626ps Show Statistics Show Gates Setup 209 184ps 237 414ps 228 394ps 2 94940ps 2897 048 215 6535 Y Show Annotations 409 4rmY Show Statistics Show Gates Setup 2897 049 100 0ps div 2897 050 DSA8300 Quick Start User Manual To measure a waveform database 11 Select Setup gt Meas from the application menu bar In the Meas Setup dialog box make sure to select a measurement slot one of Meas 1 through Meas 8 12 In the Source tab check the Use Wfm Database option To localize a measurement 13 Select Meas 14 Select the Region tab 15 Click the On box to turn gating on and to display the gates on screen 16 Use the G1 Gate1 and G2 spin controls to adjust the gates on screen suc
26. 7 056 2897 057 To easily redefine a measurement slot select Select Meas and choose a new measurement DSA8300 Quick Start User Manual 91 Waveform measurements Cursor measurements Use cursors to measure amplitude and time quickly and with more accuracy than when visually using the graticule to take measurements Because you position cursors wherever you want on the waveform they are easier to localize to a waveform segment or feature than automatic measurements 1 Push the CURSORS button TOUCH cursors Once for Vertical Bars Twice for Horizontal Bars Three times for waveform cursors Mode Trig i Phase Ref Mask b Wfm Database Hist Cursor Function Off Vertical Bars Horizontal Bars Waveform 2897 060 2 Push the FINE button to toggle between coarse and fine cursor position control 3 Push the SELECT button to toggle selection between the two cursors The active cursor is represented by a solid line FINE SELECT 4 Turn the General Purpose knob to position each cursor on the waveform to measure the feature that interests you 5 Vertical bars V Bars measure horizontal parameters time bits or distance 52 DSA8300 Quick Start User Manual Waveform measurements 6 Horizontal bars H Bars measure amplitude parameters volts watts ohms rho 7 Waveform cursors measure vertical a
27. 87 Edit View Setup Utilities App Save Setup Save Setup As Save Waveform Recall Setup Recall Waveform Export Waveform File Edit P 2 048000e 008 2 342091e 001 2 049300e 008 2 340355e 001 2 050600e 008 2 340889e 001 2 051900e 008 2 344170e 001 2 053200e 008 2 337704e 001 2 054500e 008 2 332325e 001 a 9 ANAE 008 2 335472e 001 2897 088 View Setup Utilities Appli BUH BH O Buses fjskdmd Ybdgjd ELX 3564 djdmd Gf donnf Ififm fkfo Idm dd poate 7 aks je Trgom g bn io jzkv lv ELX 3564 Network Element Test Report Ujdk donnf Iflfm fkfo Idm dd gpmnrbw a d djs pdhas fjskdmdmfk f kf vkf fkjvpo fjd p d sde djdmd Gfm fkfo Idm dd gpmnrbw dkjd djs 2897 089 sbs dkd If f fkjdsmshd djkd dd O jd ddjdmdj dkddf lvm Pidm d ddn Ybdgjd ELX 3564 sbs dkd if f fkjdsms shd djkd dd O jd ddjdmdjdkddf pdhas dkd If f fkjidsmshd djkd dd Ujdk dkjd djs Hek So mamni Ujdnd pejfnm ELX 3564 Ujdk donnf Ififm fkfo Idm dd gpmnrbw dkjd djs pdhas fjskdmdmfk f kf vkf fkjvpo fjd p dfo sdekj djdmd sba ey It r pae ami uii ajka dd Gfm fkfo Idm dd gpmnrbw s dkd If f fkjdsmshd djkd dd Ujdk do a Iflfm fkfo Idm dd gpmnarbw dkjd djs sbs dkd If f fkjdsmshd djkd dd O jd ddjdmdjd ikddf pdhas fjs skdmdmfk f kf Ikjds P Kindik ika idf pdhas fjskdmd Ybdgjd ELX 3564 djdmd O jd ddjdn ndjdkdd if pdhas fjskdmdmfk f kf vkf MAGDI fkjvpo fjd p dfo sdekjg bn io
28. Autoset Method mode Automatic or Manual and the HiLow Method Mean or Mode to determine the signal High and Low values used to align the input signal to the mask NOTE When using a standard mask the instrument automatically selects the appropriate HiLow Method Mean sets the Mask Autoset to use the mean value of the High level topline and Low level baseline taken within the fixed eye aperture center 20 of the eye to align the input signal to the NRZ mask Mode sets the Mask Autoset to use the High level topline and Low level baseline taken across one unit interval of the eye diagram to align the input signal to the NRZ mask To set a Stop Action 9 10 11 12 Select Setup gt Acquire in the main menu to open the Acq setup dialog box In the Acq Setup dialog box select the Condition option under Stop After In the Condition pulldown list select a mask related criteria such as Mask Ul Samples and set a count such as 1 000 000 in the count box These settings stop acquisition when the acquisition satisfies the criteria you set Push the RUN STOP button to restart acquisition if stopped Autoset Data to Mask Autofit Mask to Data Autoset Data Autofit Mask Advanced Mask Setup Autoset Data to Mask Autoset Method Automatic Manual 2897 140 HiLow Method Mean Mode Stop After 5 Run Stop Button Only 0
29. DSA8300 Digital Serial Analyzer Quick Start User Manual UNIO TAA EAL N IIO AAT Tektronix 071 2897 04 S DSA8300 Digital Serial Analyzer Quick Start User Manual Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are qualified to do so Refer to all safety summaries prior to performing service Supports ABC Product Firmware V1 0 and above where ABC is abbreviated product name www tektronix com 071 2897 04 Tektronix 7 Copyright Tektronix All rights reserved Licensed software products are owned by Tektronix or its subsidiaries or suppliers and are protected by national copyright laws and international treaty provisions Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc Contacting Tektronix Tektronix Inc 14150 SW Karl Braun Drive P O Box 500 Beaverton OR 97077 USA For product information sales service and technical support In North America call 1 800 833 9200 Worldwide visit www tektronix com to find contacts in your area Warranty Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one 1 year from the date of ship
30. In the Confirmation dialog box click Yes to restore the instrument operating system and software or No to exit the restore process The restore process takes approximately 30 minutes the actual time depends on the instrument configuration Go to the Tektronix Web site www tektronix com and search for download and install the latest DSA8300 TekScope application software onto your instrument DSA8300 Quick Start User Manual 85 Restoring the operating system 86 DSA8300 Quick Start User Manual Index A Acquisition modes how to set 34 Annotations show 48 Application help 19 Automatic measurements how to localize gates 49 Autoseek Margin button 61 Autoset 32 C Channel delay 72 Channel deskew 72 Cleaning instrument exterior 83 instrument how to 83 Cleaning and inspection flat panel display 83 Cleaning optical connectors 83 Communication signal mask testing 57 Compensation how to perform 23 Control panel 13 Cursor measurements 52 Cursors H Bars 52 V Bars 52 D Deskew acquisition deskew 6 reference plane 72 signal sources 73 TDR step 79 Differential Channel Alignment 28 Document results 70 Documentation xiii Dual monitor 6 E Exploring mask margins 61 DSA8300 Quick Start User Manual Extended desktop 6 F Features 1 Flat panel display cleaning 83 Frame Scan 63 Front panel connectors 13 H Histograms 69 Hit Ratio mask margi
31. NA CH3 CH 4 CH5 CH 6 CH7 CH 8 DSA8300 Quick Start User Manual 9 Installing modules Install a module Connect an antistatic wrist strap to the instrument front panel ground connection Place the strap on your wrist For optical modules turn the module lock screws counterclockwise to rotate the retaining tabs to a vertical position before inserting the module Use the power cycle that is appropriate for your instrument DSA8300 instruments with TekScope application version 6 1 X and greater Click Tools gt View Change Module Config and follow the on screen instructions See Powered on module configuration on page 11 m Legacy instruments and DSA8300 with TekScope application version 6 0 X Power off the instrument using the front panel On Standby button Push the module into a compartment using firm pressure When the module is seated turn the lock screw s clockwise to tighten the module in the slot Power on the instrument legacy instruments or DSA8300 with 6 0 X software or complete the View Change Module Config process software version 6 1 X and later Let the instrument warm up for 20 minutes NOTE The warm up cycle is not required if you installed the module using the View Change Module Contig function software version 6 1 X and later In the TekScope application click Utilities gt Compensate and run a compensation on the newly installed module You must also run a compensati
32. ONO TONON sanra r E E ENS 6 Installing modules Typical module installations a tenassetetisesesteeceste dessa cses aces oatestascaulieeos tt gealeed tame eg autcduastast aetlbedi sea leat aectandeeyactedeael 9 MVS TAU A VOCUS spate sete care stinas E E acute ede ozs E aot aecleaease css acai E E E E 10 DSA8300 Quick Start User Manual Table of Contents RCO e MCU ee ee ee 10 Powered On module configuration oes eesccsccssscssecesccsecsecsecsesecsessesseseesessesseseesaesasseseeseeseesausaesasseseeseusansatsateass 11 Getting acquainted with your instrument POMC DAMNED seroren EEE AE EE EEEO EE E O EE E E 13 CONTON aan E E E EEE E 14 Rear PIN A A E A E S A tan Sinadiaanbeeisedataanty 15 CMPT FODE EA EE E 16 He userintendoe siens O E tdnnndeneratateatcaionsiasaeltaineseaie 16 Display single waveform VIEW sstassassceecsccccceastastainrsceacoss uss cae sastaisesetastacececeasac sesacdaaicaunueesuneacwerkocswlettinsactatedds 17 Display magnified waveform VIEWS oa eeessessecscccsecseessesesecsecsecsessessesessesseseeseeseesaesassasseseeseesaesauseseesaesaesatsatsass 18 Accessing application help caapavarsestasssrsssaniconnh oeritexansareeSesoinracstwabatiepacsastisienestamsiibainieneah danisieianoretnentansastecanmboeracsanany oe 19 Inspect your instrument Verify internal diagnostics PASS s enenensnsnnnensnsnanenireranisinrsnnnnrnrnrararananinitinininrnrnrenntananananinnnrnrnnnrnrnrnrnrananenena 21 Optimizing measurement accu
33. Polarity On m E A E Curs r Meas Acq Mode Trig TDR Disp ACQ Units 2897 080 Preset ci c2 _ C3 1 C4 TDR Step Advanced TDR Setup On Polarity On iS US IS J coors E 6 Step Deskew ACQ Units Turn Off All Steps Help 2897 082 DSA8300 Quick Start User Manual Waveform measurements Quick tips m Use a lower TDR step rate to take measurements on long cables Fora TDR module with single channel deskew capability only the even numbered channel of the module is selectable for deskew For a TDR module with dual channel deskew capability both channels of the module are selectable for deskew See Skew and deskewing on page 71 DSA8300 Quick Start User Manual 65 Waveform measurements Phase reference 66 Use phase reference correction when you need to acquire signals with ultra low jitter Using a phase correction reference clock effectively reduces trigger jitter in the instrument which lets you measure clock and other phase noise jitter with more accuracy NOTE To use the phase reference function you must have a phase reference module such as the Tektronix 82A04B and a phase reference clock signal that is synchronous to the data to be acquired and connected to the phase reference module Refer to the application help for more information on using the phase re
34. S to load the default instrument setup 3 Select the input signal source 1 8 4 Select Setup gt Horizontal and enter the communications standard or set the bit rate of the signal 5 Push the AUTOSET front panel button The instrument analyses and displays the a signal 3 56 DSA8300 Quick Start User Manual Mask testing Waveform measurements Use mask testing to test your waveforms for time or amplitude violations against a predefined industry standard or a user defined mask Mask testing counts waveform samples called hits or violations that occur inside of a specific area the mask In addition if there are mask violations the instrument displays the ratio of mask hits to the total number of samples acquired in the unit interval for which the mask applies This instrument provides many predefined standard masks including Ethernet SONET SDH and Fiber Channel optical and electrical You can use the application mask edit tools to create a user defined mask or import a custom mask from a file See the application help file for more information To perform mask testing 1 Select the waveform to be mask tested from the drop down list under Source 2 Select a standard mask in the Mask setup dialog box Selecting a communication standard user defined or custom mask automatically Displays the mask on screen and autosets for the mask if Automatic is checked in the dialog box m Enables
35. Signal path compensation SPC configures the instrument and module signal paths to make accurate measurements at the current ambient temperature You should run a SPC After adding a module to the instrument After adding or removing an extender cable from a module After moving a module to another slot The ambient temperature has changed more than 5 C since the last signal path compensation When making measurements at vertical scale settings less than or equal to 5 mV div Perform the signal path compensation once a week under these conditions Failure to do so may result in the instrument not meeting warranted performance levels at these volts div settings NOTE You must save the compensation results or they will be lost when the instrument is powered down Install all modules to be compensated see nstalling modules on page 9 aS Gel Gees Gl Ge Cy O GO Omno CICICI Install all terminations and dust covers Failure to install the 50 Q terminations on electrical inputs can cause erroneous compensation failures or results If you powered off the instrument to LS a T change module configuration power on the instrument and wait 20 minutes for the warm up period DSA8300 Quick Start User Manual 23 Optimizing measurement accuracy 4 Select Utilities gt Compensation Setup DAMES Applications Help Autoset Properties Autoset Undo Au
36. Use the Differential Channel Alignment application to align input channels and TDR steps on supported electrical modules See Align acquisition and TDR steps for two channel modules on page 28 m Measure and match your cables TDR modules such as 80E10B 80E08B and 80E04 enable you to measure cable delays with very high precision In differential systems use differential probes or differential SMA to single ended active convertors such as the Tektronix P7380SMA Methods to adjust skew Using a phase adjuster Skew can be adjusted with the use of a variable delay line phase adjuster Tektronix part number 015 0708 00 is a phase adjuster with a 25 ps range and VSWR of 1 3 1 at 18 GHz The advantage of a phase adjuster is that it is functionally invisible The disadvantage is that signal fidelity is slightly impacted Channel deskew and channel delay The DSA8300 provides two different methods for input signal deskewing correcting signal timing differences that are external to the instrument channel deskew and channel delay While both channel deskew and channel delay let you compensate individual channels for external signal path timing differences they have different impacts on acquisition performance Channel deskew available for all 8000 series sampling modules adds a specified delay to the trigger initiated acquisition strobe signal that is sent to all module channels simultaneously Using channel deskew requires separate acqui
37. acquisitions increases the timing fidelity of your measurements Untriggered mode Select the Untriggered Mode when you want acquired waveforms that are phase corrected but not acquired relative to a trigger such as when displaying communication signals as eye diagrams or when the frequency of your phase correction clock signal is higher than the frequency at which the CLOCK INPUT PRESCALE TRIGGER front panel input can operate Triggered mode Select Triggered mode when you want acquired waveforms that are phase corrected and acquired relative to a trigger event or reference Sampling is still random around the trigger event Use this mode when in Pattern Clock triggered mode to examine serial data patterns with very low jitter or for multi phase eye diagrams when in Eye Clock triggered mode DSA8300 Quick Start User Manual 67 Waveform measurements 68 Spread Spectrum Clocking SSC Enable SSC support when you want to acquire waveforms that are phase corrected and acquired relative to a trigger event that is using a spread spectrum clocking signal Sampling is still random around the trigger event Reference clock signal You must connect a phase reference clock signal to the selected phase reference clock input source The instrument then measures the phase reference clock signal to derive the timebase which is one period of the reference clock Whenever samples are taken on any or all of the acquisition module channels the Phase R
38. additional information DSA8300 Quick Start User Manual xi Compliance Information Restriction of hazardous substances This product is classified as an industrial monitoring and control instrument and is not required to comply with the substance restrictions of the recast RoHS Directive 2011 65 EU until July 22 2017 xii DSA8300 Quick Start User Manual Preface Documentation This manual describes the installation and operation of the DSA8300 Digital Serial Analyzer including basic operation and concepts For more detailed information see the application help on your instrument NOTE The screen images in this manual may differ slightly from other versions of product software Additional information is available through a variety of sources The following table points to the location of different types of information available for this product Type of information Unpacking installation operation and overviews Location Quick Start User Manual In depth operation UI help programming help Instrument application help Performance verification and specifications Product documentation CD Product software Product software CD www tektronix com software Service Service manual PDF files of instrument and modules manuals Product software CD www tektronix com manuals Conventions used in this manual The following icons may be used in this manual Rear panel power Front pane
39. and measurement results Adjust most control fields in setup dialogs Push the SELECT button to select the active cursor when cursors are enabled Push the FINE button to toggle between normal and fine adjustment Start and stop acquisition Display the Setup dialog box for comprehensive setup of the instrument Toggle the touch screen on and off Use the touch screen to control UI when you have not installed a mouse Select a waveform type Channel Reference or Math to display or adjust on screen selected button lights Push a channel button to select and display a waveform for that channel A lit button indicates selected and displayed waveforms for that channel An unlit button indicates that the channel is not selected Select among displayed timebase views or display and select a magnified timebase view Push the selected view to turn it off except main which is always on DSA8300 Quick Start User Manual Getting acquainted with your instrument 14 Vertically scale position and offset selected waveform 15 Horizontally scale position and set record length of selected waveform 16 Set trigger level applies only to Trigger Direct Input and use lights to monitor trigger state Rear panel The rear panel of your instrument allows you access to input and output connectors and the AC input 0 AE Gd Cpe
40. apart from each other in order to obtain good horizontal resolution A 10 to 1000 ps div horizontal scale is a typical target Click the Define Math button on the tool bar or push the Math button on the front panel to display the Define Math dialog box Create the math expression Filter C3 for M1 Set the Filter Risetime to a value that is less than half the risetime of the reflected TDR step Check the On box to display the math waveform Click Apply Select M2 from the Math Waveform area and create a math expression Filter C4 for the channel Set the Filter Risetime to a value that is less than half the risetime of the reflected TDR step Select the On box to display the math waveform Dismiss the dialog box ai TDR ilter Riseti 100 0 Omm Filter Risetime ps B m wor 7 Math Options Period M Trigger Edge Vertical Horizontal NRZ Eye RZ Eye TDR Options C Display Incident Edge 2897 104 Math Waveforr Math Expression F On Filter C3 Functions Sources Intg Diff Vmag Filter Cl C2 C3 C4 Exp Log Sarit Ln CS C6 C7 C8 Versus Avg Min Max R1 R2 R3 R4 R5 R6 R7 R8 Num Avgs 2 Bl Measurement Scalars Meas1 Meas Centered X Filter Mode Meas5 Meas6 Clear Meas3 Meas4 Meas Measg Apply Cancel Help Math Expression Math W
41. ariable Persistence 36 Vertical set up procedure 29 DSA8300 Quick Start User Manual
42. aveform Math Expression Filter C4 Or 2897 106 2897 105 DSA8300 Quick Start User Manual 13 Display the Measurement Setup dialog box by choosing Measurement from the Setup menu 14 Click the Select Meas button and select Pulse Timing gt Delay 15 Click the Source 1 button and do the following a Click the Source tab and set Source 1 to M1 b Click the Region tab and set the Slope to DSA8300 Quick Start User Manual Skew and deskewing Meas 1 On B Pulse Measurements None Pulse Amplitude gt Pulse Timing gt Rise Time Pulse Area gt Fall Time Source Period Frequency Source Region HiLow RefL Cross Cross mil on Main v Width Width Duty Cycle O Use Wfm Database Duty Cycle Burst Width Signal Type Pulse NRZ R eid Ea Pk Jitter ri AX Delay Phase Statistics Weighting JE O Annotations m 2897 107 Gates G1 0 00 IH 20 75ns W On Edges Slope H Direction e 2897 108 81 Skew and deskewing 16 Click the Source 2 button and do the following a Click the Source tab and set Source iiia Source2 Set to Default 1 to M2 esouce Region b Click the Region tab and set the Slope Gates to G1 0 00 El 20 75ns G2 100 00 f 23 96ns W On Edges Slope H
43. blast injury where hazardous live conductors are exposed While using this product you may need to access other parts of a larger system Read the safety sections of the other component manuals for warnings and cautions related to operating the system When incorporating this equipment into a system the safety of that system is the responsibility of the assembler of the system To avoid fire or personal injury Use proper power cord Use only the power cord specified for this product and certified for the country of use Do not use the provided power cord for other products Ground the product This product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of the product ensure that the product is properly grounded Do not disable the power cord grounding connection Power disconnect The power cord disconnects the product from the power source See instructions for the location Do not position the equipment so that it is difficult to operate the power cord it must remain accessible to the user at all times to allow for quick disconnection if needed Observe all terminal ratings To avoid fire or shock hazard observe all rating and markings on the product Consult the product manual for further ratings information before making connections to the product Do not apply a potential to any
44. ce testing Optical bandwidths to gt 80 GHz High optical sensitivity and low noise as well as the wide dynamic range of the optical sampling modules allows accurate testing and characterization of short reach to long haul optical communications standards Fully calibrated clock recovery solutions no need to manually calibrate for data pick off losses Calibrated extinction ratio measurements ensure repeatability of extinction ratio measurements to lt 0 5 dB among systems with modules with this factory calibration option Electrical modules Electrical bandwidths to gt 70 GHz m Very low noise electrical samplers 280 uV at 20 GHz 450 pV at 60 GHz typical m Selectable bandwidths module 80E07B 80E08B 80E09B 80E10B 80E11 80E11X1 allow the user to trade off sampler bandwidth and noise for optimal data acquisition performance Remote samplers module 80E07B 80E08B 80E09B 80E10B 80E11 80E11X1 or compact sampling extender module cables support minimal signal degradation by locating the sampler in close proximity to the device under test World s highest performance integrated TDR 10 ps typical step rise time supports exceptional impedance discontinuity characterization and high dynamic range for S parameter measurements to 50 GHz DSA8300 Quick Start User Manual Key features Analysis Standard Analysis Capabilities Complete suite of over 120 automated measurements for NRZ RZ and Pulse signal types Au
45. displayed as a waveform database automatically enables mask testing on the database To mask test the waveform instead of its database deselect the Use Wfm Database box You can choose to autoset the mask source waveform to the mask each time you select a new mask standard by checking Automatic under Autoset Pushing the RUN STOP button after acquisition has stopped due to a Stop After condition being met causes the instrument to acquire one and only one additional waveform The Clear Data button resets all mask counts In addition if the source for mask testing is a waveform database clicking this button clears the waveform database Exploring mask margins You can use Mask Margins to explore design margins of your communications signal Available mask margin types are Manual Hit Ratio and Total Hits Manual sets the margin percentage between 100 to 100 in 0 1 increments The displayed mask and mask readouts mask hits and computed hit ratio are updated Hit Ratio sets the maximum acceptable hit ratio where hit ratio Total Hits Unit Interval Samples Total Hits sets the maximum acceptable total mask hits Select Setup gt Mask in the main menu O 1 Margins Click the Mask Margins drop down list Hit Ratio Ratio 5 00e 05 gf and select the margin type This example uses Hit Ratio 0 Enter the hit ratio value in the Ratio field oper 144 Click Autoseek Margin DSA8300 Quick Start User Manual 61 Wavef
46. ed to the Phase Use Clock trigger source Eye or Reference input clock hopia Spread Spectrum Clocking SSC 2897 118 4 Click the Source control to select the Phase Reference Clock module to which you connected the clock cs c6 gt if more than one phase reference a SeN module is installed Input Freq 103125000GHz E it l U u 5 Enter the phase reference clock frequency in the Input Freq field or click ae List and select a clock reference frequency based on a communications standard NOTE The value entered must be within 0 15 of the actual reference clock signal frequency 6 Click the Characterize button to C i Naracterize characterize the reference clock signal aa connected to the phase reference Characterization Passed module as well as display information about the reference clock signal Click EstFreq 10 31GHz Help for more information Est Ampl 1 446V 7 185dBm Est Qual High Help 2897 122 Phase reference key points When to use Use Phase Correction when you need the highest timing fidelity for measurements on input signals Phase correction when on uses a phase reference clock you supply to change the timebase thereby altering the sampling and acquisition process of the main instrument so that jitter measured using this phase corrected timebase is the jitter between the data and your clock With little instrument trigger jitter present the phase corrected
47. eference Module simultaneously measures the phase of the supplied reference clock The instrument uses the phase information to horizontally position the associated data properly in the waveform record The value you enter in the Input Freq field must be within 0 15 of the actual reference clock signal frequency Reference clock frequency parameter Because time is measured as periods of the reference clock you must enter the frequency of the reference clock so that the instrument can translate period intervals back to time intervals for display and measurement purposes Reference clock characterization Once you have connected a clock and entered its frequency click the Characterize button to characterize the clock signal After running the characterization you can determine its results by reading the status in the Phase Reference Setup dialog box Reference clock relative signal quality The relative quality readout High Med or Low of the characterized phase reference clock is based on the slew rate of the phase reference clock signal where a higher slew rate corresponds to a higher quality reference signal Generally a higher slew rate results in lower system jitter The easiest way to improve the jitter of the measurement system is to increase the amplitude and or frequency of the phase reference clock signal To get the best jitter measurement performance use either a full data rate reference clock signal or the highest sub rate clock a
48. ent 4 Select the Subsystem Level tab 5 Select all the entries by clicking the first js aa i entry Control Proc and dragging down to Subs m Level M select the rest All entries should be h ig h ig hte d i eee Result Acq 1A Ch1 small 0 Run i poe 1B so au 0 6 Verify that the Loop and Halt on Failure Aca 2A Chi lene bat Acq 2B Ch2 large i boxes are unchecked Aen 3A Ch3 smal verre Acq 3B Ch4 small i Acq 4A ChA TB l Click Run pte 4B ChB TB i m Acq 5A Ch5 0 oop count 8 Verify that all tests display Pass in the Ac BA Cho large Status column when the diagnostics peer a a complete If diagnostic failures occur Acq 7B Ch8 contact your local Tektronix service center Subsystem Acg 7B Ch8 Area Vertical Test Ground Ref Tektronix Close Help 2897 022 22 DSA8300 Quick Start User Manual Optimizing measurement accuracy The instrument provides several utilities that optimize measurement accuracy Signal path compensation SPC configures signal paths to improve measurement accuracy at the current ambient temperature Dark level compensation maximizes the accuracy of extinction ratio and other optical measurements User Wavelength Gain compensation optimizes an optical channel for a custom input signal Differential Channel Alignment application aligns input channels and TDR steps on supported electrical modules Signal path compensation
49. et to Condition pressing RUN STOP causes only one acquisition to run if the original condition has been met You need to push CLEAR DATA so that the condition must be met again 34 DSA8300 Quick Start User Manual Waveform databases Acquisition NOTE Certain measurements require the use of a waveform database The instrument automatically sets the measurement system to use a waveform database if one is available The four available waveform databases can be used for measurements histogram calculations mask testing and generating a density style graded display Waveform databases may be automatically allocated for measurements histograms and mask testing 1 10 11 Select Setup gt Wfm Database from the main menu From the pulldown menu under Database select one of the four available databases Click the Source button to select the waveform source Click On to start accumulating data from the selected source Click Display to turn on the display of the waveform database Select the Persistence mode for the selected waveform If you selected Variable persistence you can specify the number of waveforms that are included in the waveform database NOTE The following Display Options affect all waveform databases that you display Click a grading display option Click Invert to emphasize the least occurring pixels by reversing the intensity color assignments to each grading partition Select one
50. evel button under Compensation Follow the instructions on screen NOTE You need to switch from the Basic dialog to the Optical dialog to access the Dark Level Calibration button Repeat steps 2 and 4 for any additional optical channels you want to compensate To run the User Wavelength Gain compensation for signals at wavelengths other than the factory calibrated values typically 850 1310 and or 1550 nm 5 Use an independently calibrated average optical power meter to measure the power of an optical signal source Then connect the signal to the optical module using the same fiber cable 6 Click the User Wavelength Gain button in the Vert Setup dialog box 7 Enter the wavelength and measured power of the signal applied to the channel In the User Wavelength Gain Compensation dialog box 8 Click OK to execute the compensation DSA8300 Quick Start User Manual Compensate Dark Level User Wavelength Gain Optimizing measurement accuracy 2897 029 an ae O CO are ae O Co O ODO G CICICI o ane L CA CO C o Ga Compensate Dark Level o User Wavelength Gain User Wavelength Gain c a _ a H nm Power eal Ww CK Cancel 2897 031 2897 082 27 Optimizing measurement accuracy Align acquisition and TDR steps for two channel modules Small signal misalignments on dual channel electrica
51. ference function 1 Select Setup gt Phase Ref to display the Phase Reference dialog box 2 Turn Phase Correction on by selecting Untriggered or Triggered NOTE The trigger source must be Free Untriggered Enables the phase correction timebase but runs it ina Untriggered mode in which the trigger is ignored for purposes of determining the horizontal acquisition window for example when displaying a signal as an eye diagram or for signals where the phase reference clock signal is gt 15 GHz Triggered Enables phase correction and the clock trigger source is used to determine the horizontal acquisition window Run set in the Setup gt Mode Trigger dialog to select Untriggered phase correction mode NOTE The trigger source must be Clock and the scope mode Eye or Pattern set in the Setup gt Mode Trigger dialog in order to select Triggered phase correction mode Meas Mode Trigger Phase Correction Mode Use Free Run trigger source Phase Correction Mode Use Free Run triqger source Use Clock trigger source Eye or C Spread Spectrum Clocking SSC 2897 116 DSA8300 Quick Start User Manual Waveform measurements 3 If the connected phase reference clock REE E E E E includes Spread Spectrum Clock SSC of modulation select Spread Spectrum i Untri d Clocking SSC This enables the ae Run trigger source instrument to accommodate up to Triggered 5000 ppm of SSC appli
52. g cables are accounted for by the deskew procedure 72 DSA8300 Quick Start User Manual Skew and deskewing Instrument Instrument Instrument E ee _ Hi E og Reference plane at instrument inputs Reference plane at DUT Reference plane at DUT within fixture H l DUT Fixture Figure 1 Schematic diagram of reference planes in relation to signal Acquisition deskew signal sources There are three possible signals that may be used as a source to be connected to or injected into the reference plane A TDR step from an extra unused TDR capable module channel recommended source A stable fast edge low repetition rate signal that is synchronous to an external trigger source The TDR CLOCK OUT signal from the instrument front panel The TDR step source is preferred because it provides a fast stable edge at a low repetition rate that is ideal for deskewing signal paths The low repetition rate signal should have a repetition rate much lower than the amount of skew that needs to be removed so that the relative skew between signals can be correctly determined The following are three procedures to set up your instrument in preparation to perform an Acquisition Deskew Choose the procedure related to the signal source you are using DSA8300 Quick Start User Manual 73 Skew and deskewing TDR step source 1 Display the TDR setup dialog box by
53. gger status in the application TRIGGER MENU SET 2897 044 DSA8300 Quick Start User Manual 45 Triggers 46 DSA8300 Quick Start User Manual Waveform measurements Your instrument features automatic measurements with statistics cursors histograms and waveform math processing to assist you in analyzing waveforms This section contains concepts and procedures for analyzing waveforms See the application help for more information Taking automatic measurements Automated measurements are divided into waveform types Pulse NRZ Non Return to Zero and RZ Return to Zero and measurement categories amplitude time and area 1 Select the waveform to measure You VERTICAL can measure a channel reference or cH math waveform C2 2 Select the waveform type and category File Edit View Setup Utilities Appli from the buttons on the Measurement a a ia lO Amplitude bar Edit gt aS Utilities 2897 045 3 Click on a measurement button in the Measurement tool bar The instrument GuaiSinpsy Trig TOR 7 Acq Mode Average 200kH2 lt displays the most frequently used 7H Oe ot AF TW OL DL AR FR ae measurements for the selected waveform type and category oie You can also access all of the measurement types from the MEAS setup dialog box 4 Read the results in the measurements Measurement readout ooo o Freq A S 620 9921MHz
54. gle waveform view PON OE O E a Send To Back s Color Grade Properties 2 000 sidiv Drag the Horizontal Reference to move the point around which the horizontal scaling expands and contracts the waveforms Drag cursors to measure waveforms on screen Drag the waveform icon vertically to position waveform Right click on a waveform or its icon to open the context menu with setup controls and properties Drag ground reference icon to add offset to a waveform oS fo FS SP SS Drag across the waveform area to horizontally zoom the boxed waveform segment to full screen width DSA8300 Quick Start User Manual 17 Getting acquainted with your instrument Display magnified waveform views z a manne de Basic oi e SY B a ee ee eee SP Snir cathe 2897 020 MAIN View Mag1 View Mag2 View Drag the markers to enclose the portion of waveform to appear in Mag View Drag the markers to enclose the portion of waveform to appear in Mag2 View Drag the border between graticules to vertically size Main Mag1 and Mag2 Views DSA8300 Quick Start User Manual Getting acquainted with your instrument Accessing application help In depth information about all the features of your instrument is available in the application help Position the mouse cursor on a control such as a menu name a menu item toolbar button or toolbar readout The help system displays a z z i A
55. gt sms Tric short definition or description tooltips of the control Pulse gt Amplitude gt Amplitude TU For in depth contextual overviews most dialog boxes have a Help button Click the Advanced Trigger Setup button to open the help system for information on that dialog box Hep Select Help gt Help Contents and Index to Help open the overall help system Help Contents and Index Getting Started Guide Measurements Center Measurements Reference Programmer Guide About DSA8300 DSA8300 Quick Start User Manual 19 Getting acquainted with your instrument 20 DSA8300 Quick Start User Manual Inspect your instrument Use the following procedure to verify the functionality of your instrument For a complete performance verification see the DSA8300 Digital Serial Analyzer Performance Verification and Specifications Manual which can be downloaded from the Tektronix Web site Verify internal diagnostics pass 1 Install all modules to be diagnosed 2 Power on the instrument and wait 20 minutes for the warm up period 3 Select Utilities gt Diagnostics DSA8300 Quick Start User Manual 00 oog 000000009 QQ Oan 00 Applications Help IN Autoset Properties Autoset Undo Autoset Run Stop Default Setup Calibration Compensation Diagnostics System Properties Drofaranrac 9 2897 021b 21 Inspect your instrum
56. h that the area to measure is between the gates DSA8300 Quick Start User Manual Waveform measurements Meas 1 On Value 5 00000000 pW Show Stats Clear Stats Sources Source Set to Default Source Cajon Main a Use Wfm Database NRZ RZ Signal Type Pulse m El Statistics Weighting 32 Annotations mon Select Meas lt 3 Rise Value 214 297985846656 ps re ees JAVULT Gates G1 3320 EA Edges Slope Direction 2897 052 49 Waveform measurements 17 Click the Annotations box to display ene which portion of the waveform is being a vane fe measured and the reference levels for Annotations that measurement IL Gate G1 S80 Dpsitiiv 2897 053 Quick tips f at the time you first create a measurement the measurement source you select is displayed as a waveform database the database will automatically be measured Deselect the User Wfm Database option if you want to measure the vector waveform instead of the database Gate values are entered as a percentage of the waveform displayed from left to right If no keyboard is installed access the virtual keyboard and use the touch screen to enter values m You can select and drag the gates to new locations by using a mouse or the touch screen 50 DSA8300 Quick Start User Manual Turning off automatic measurements Waveform
57. he Backspace button to edit the expression Click OK to apply the changes and dismiss the dialog box DSA8300 Quick Start User Manual Skew and deskewing Define Matt ees Math Waveform Math Expression Ml won Filter C3 Functions Sources Intg Difff Vmag Filter a 2 lca ia el mn Exp Log Sqrt Ln C5 ce c7 c8 6 78 Versus Ava Min Max R1 R2 R3 R4 2 3 3 RS Re R7 R8 1 0 EEX m Num Avgs 2 al Measurement Scalars me ee es al Measl Meas2 Meas3 ra Filter Mode Centered MeasS MeasG Meas7 Meas8 Apply Cancel Help 2897 098 Save Waveform s Math Waveform Select waveform s E Main Save Ola waveform s to Reference O_o empty 5 File s File Path C My Documents TekScope UNW gif Browse _ 2897 099 Math Expression M1 x On Filter C4 2897 100 TT Skew and deskewing 78 11 Select Utilities gt Autoset Properties Choose Edge Mode then click the Autoset button to autoset the signal Click Close to close the dialog box 12 Click Setup gt Measurement to open the Measurement Setup tab 13 Click the Select Meas button and select the Pulse Timing gt Delay measurement Set Source 1 to R1 and Source 2 to M1 14 Using the previous discussion on Methods to Adjust Skew adjust the skew by changing the Delay or Deskew
58. he oldest data is removed SREE Wim Database Hist Vert Horz Acq Phase Ref Mask TDR Cursor Meas Mode Disp MlM vurr aera mw IIV TT Phase Ref Mask TDR Disp Style Normal EO Show Vectors Interpolation _ Sin x x X vurr mwa moy IIV iit _ Mask TDR Disp i Phase Ref Style Normal e O Show Vectors Interpolation Sinoo x g Variable Persistence Time 200 0ms 2897 03 DSA8300 Quick Start User Manual Infinite Persistence makes data persist until you change some control or explicitly clear the data Waveform displays accumulate data as the instrument acquires new data resulting in a buildup of data in all time slots 4 Use the Graticule settings to select the graticule style and the graticule color and screen background DSA8300 Quick Start User Manual Infinite Persistence Graticule Style Background Foreground Acquisition Full O0 Y 2897 040 37 Acquisition 38 DSA8300 Quick Start User Manual Triggers This section contains concepts and procedures for using the trigger system Detailed information is available in the application help Triggering concepts Trigger event A trigger event occurs when the trigger source the signal that the trigger circuit monitors passes through a specified voltage level in a specified direction the trigger slope The trigger event se
59. hortcut Undo Rename Graphics Properties Graphics Options New Ctrl 7 Screen resolution E Gadgets amp Personalize 2897 007 Intel Graphics Media Accelerator Driver gt Notebook aid Digital Display Position Display Devices Operating Mode Extended Desktop Single Display Intel R Dual Display Clone Extended Desktop m Primary Device Display Settings Color Correction SS Notebook Hot Keys A 2 Secondary Device ntel 3 K amy 3D Settings Video Overlay Scheme Options 2897 008 Intel Graphics Media Accelerator Driver a Notebook and Digital Display Position _1 2 Display Devices Operating Mode Extended Desktop Display Settings Display Selection Color Correction E 1 Primary Device g Secondary Device Hot Keys 3D Settings Scheme Options Video Overlay 2897 009 Install your instrument 10 Click the Display Settings tab click the Digital Display tab and use the fields to set the monitor 2 screen characteristics Click Apply The instrument makes the selected changes and then prompts you to keep the changes if OK or to Cancel the settings and return to the previous settings If the new settings are correct click OK You have about 15 seconds before the instrument automatically returns to the previous display settings Click OK to close the Intel Graphics Media Accelerator Driver window
60. hould have the same termination NOTE Before proceeding be sure to set the polarity of the TDR steps to match the Step polarities of your application if they are different than the defaults used here for example if you are using a common mode measurement 2 Select Setup gt TDR to open the TDR Setup dialog box 3 Click the differential preset button for the measurement channels The TDR preset sets the odd channel to a positive step and the even channel to a negative step In this procedure we will use Ch3 and Ch4 as the positive and negative channels 4 Change the units for both channels to V Volts then dismiss the dialog box DSA8300 Quick Start User Manual Preset TDR Step ACQ On Polarity C8 Step Deskew ca 0 000 E Advanced TDR Setup 2897 108 19 Skew and deskewing 80 10 11 12 Select Utilities gt Autoset Properties to display the Autoset Properties dialog box Choose TDR Mode and clear the Display Incident Edge check box Perform an autoset by clicking the Autoset button in the dialog box then dismiss the dialog box a Given reasonably matched paths to the DUT both reflected edges should be displayed near the 3rd horizontal graticule If not increase the Horizontal Scale until both reflected edges are displayed on the screen b Adjust Horizontal Scale and Position if necessary such that the two reflected edges are visible and
61. i 16 2011 38 96mV p lo Median 127 5mV p 2o0 Std Dev 206 5mV p 30 Pk Pk 500 0mV Peak Hits 14013325 Wfms 63 0 100 0 100 0 1369002 34946 2897 086 69 Waveform measurements Document your results This instrument can save any number of waveforms limited only by the space you have to store them By saving a waveform you can recall it at a later time for comparison evaluation and documentation This capability is helpful when you want to 70 Recall a waveform for further evaluation or comparison with other waveforms Extend the waveform carrying capacity of the instrument The instrument supports eight reference eight channel and eight math waveforms If you want more than eight reference waveforms you can save the additional reference waveforms to disk for recall later To Save a setup or a waveform click Save Setup or Save Waveform in the File menu To export waveform data click Export Waveform in the File menu To print a hard copy to an attached printer or a network printer click the print icon in the toolbar To copy a screen image into another application choose the Print to file option in the print dialog box Save the screen image in a format that is compatible with your application and then insert the screen image into your document Save Setup Save Setup AS Save Waveform Recall Setup Recall Waveform Export Waveform Edit View Setup Utilities Apr 2897 0
62. ical constants math operators and functions to sources live or reference waveforms measurement scalars measurement readouts or fixed scalars You can display and manipulate these derived math waveforms much like you can the channel and reference waveforms 1 Push the Vertical MATH button once or twice if needed to display the Define Math dialog box 2 Click the Math Waveform drop down list in the dialog box and select one of the eight available math waveforms 3 Use the dialog box to define a math expression Some guidelines for creating your expression follow Sources C1 C8 R1 R8 and Meas 1 Meas 8 should be set up before you use them references and automated measurement scalars should be defined Elements that appear grayed out cannot be selected because they would result in an illegal entry 4 Use the filter control in the dialog box to specify the rise time of any filters in the math waveform definition 54 CH MAIN Math Waveform Math Waveform Math Expression M1 hd On Functions Intg Diff Vmag Filter estos Versus Avg Num Avgs 2 Bl Sources lt a c2 ca ca C5 C6 C7 C8 R1 R2 R3 R4 R5 R6 R7 R8 Measurement Scalars italia Eex 6 aeda u Filter Risetime 1 000ns FE Filter Mode Meas1 Meas2 Meas3 Meas4 Meas5 Meas6 Meas7 Meas8 OK Apply
63. ications Help 100 Waveforms Tektronix x fe lag FF Re ra 57 Run Stop 5 Trig Clock Prescale Mode Eye PSync Nez amplitude zza SH X DE BE we Ot ar eela De DF AD 1000mv div l oov BI m 21 0000ps div 30 04436ns l EJ 4 35 PM 8 23 2013 gt Mask Main C5 10GBASE R tal Maskl 0 Mask3 0 Mask2 121349 Wfms 100 Total 121349 Margin Off UI Sa 1108800 Hit Rat 1 09e 01 File Edit View Setup Utilities Applications Help 0 Waveforms Tektronix x S d ki R A Runstopi Trig clock Prescale 7 Mode Eye Psync Inez amplitude zza 344 X DE ea CAREA DE 7v Oe BE A 1000mv div l oov BIS m 21 0000psdiv f 30 03512ns H LE 439 PM 8 23 2013 Mask Main C5 10GBASE R ID Maskl 0 Mask3 0 m Mask2 0 Wfms 100 Total Margin Off UlSa 739200 HitRat 0 0 DSA8300 Quick Start User Manual Waveform measurements 24 Repeat steps 22 and 23 to test each Me EM ver SE Appleton Hep waerm mee lx ae H A A e Rusoa trig clockyPrescale Mode Eye m Ac acquired channel against this mask The ENEE AE example shows the mask autofitted first to the channel 1 waveform and then to the channel 3 waveform 100 0mwav Bf oov BHM 21 0000ps div BE E Bl E 442 PM 8 23 2013 E EREN z IPBASRR D Quick tips Selecting a source that is currently
64. ing from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use of non Tektronix supplies or d to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THE PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES W2 15AUG04 Table of Contents Important safety information scpsnascchcceesmancntasseiteasexecinaecisscleaesttsestanasseeedisesp inatsamesteshgcedtdandteentecetonensdnetascestusponardacetvstal V General safety SUMMATY pieepeacctieetse sone sce Sncantvenacenachbasesteabadesaeitacenssensciasntbeaesbvesest bnepisnasavenacieneteasteaccivebashaactocees V CIVICS SeN Sa apaa E vii TNS a Eea a E AA E E A A vii TEMS Onne pOT saka E EEE T eaannieuees vii Symbols on the product eancitadsinuctscteviccrnnsescuociesivasacilangus
65. input or Internal Clock Recovery i Clock Trigger Mode Eye DSA8300 Quick Start User Manual Triggers Application Waveform display Trigger Source Mode TDR TDT and S Parameter Analysis Trigger Source TDR Low Repetition Rate Signals Trigger Source External Direct Trigger input DSA8300 Quick Start User Manual 41 Triggers Setting trigger controls Nearly all trigger parameters are set in the Mode Trig Setup dialog box setups wim Database PhaseRef Mask TDR Disp Vert Horz Acq 1 Push the Trigger MENU button to display the Mode Trig Setup dialog box 2 Select a trigger source Trigger Source Clock Prescale Clock z TDR Rate 200kHz 3 Ifthe trigger source is Clock select the Scope Mode Direct Level 0 0V Free Run Untriggered Phase Ref Scope Mode Clock Trigger Source Other Eye Pattern A Ga Car 2897 114 4 Use the Clock Recovery Outputs fields Clock Recovery Outputs to select a measurement standard and a aoe define clock recovery parameters on None applicable modules Carem Define 5 Click Pattern Sync FrameScan Setup to O o Pattern Sync FrameScan Setup set pattern sync autosync and FrameScan parameters See Setting GE p el aanceaTioger seun pattern sync and FrameScan controls on page 43 6 Click Advanced Trigger Setup to set 2807 1
66. iosdoeidniyb net ustusueriabedsiettwiiossavscsauledeuyntece Suhansttessadueieadorses vil Compliance TTOMMAUCTY eoscocessiarunstecanssnecnnvabiahonninnacelba eieaa EEEa E ra DEAE NERT i i niea IX EMO COMPING penie E E T A ee IX Sale OMIA igne cet decd cect catecg tect ce dence eee ecctts nacu seed ceased cccoscedadeeueiusstegeeecuaseaceoneees X Environmental complai serseri E E XI TiC A E S NE E opnsirsntneane A E EEE E E E xiii IJOCUMMCTICAUIORY aE E E E xiii Conventions used in this manual swavidenasistasuseit catessisisnat nastiness silaeiiiveduelstsbiunth adeeuededh dushlsgitesiecesthidtnedadstiedesitinidseucieges xiii Key features Highest fidelity signal capture s snenennnnnnnnnnsnsnanisisnsrsrennnrnrsranananinrnnarininrnrurnnanannnrutanuninnnrnrntunnnrernnanunnnnnraneneno 1 FEXBIETCONNOAUONS eer E E E E E 1 BUCA VO GUSS ene E E ta ueonaceechureduasaoucnseseaeeueriaucerateectureiva anne 1 PECOS EA E E A E E 1 AE S E E IE A ANEA EOE A E I EA A E E i 2 PON ES ATOUONDUL grp sacpdcis ete EOE E A NAE AE AEEA 2 Install your instrument standard ACCESSES iisen aaa a aa eA aa at Riana Eii eedd ERa aR 3 Operating considerations a ne ee iisen ninani sna ee eia aa ee en ee eee eee 3 MecCna CA A E EAE E E 3 ENVIrONMENOL somre EO 4 OWT SUDO a E A E E E 4 A OES a E E E E R 4 Powering the instrument ON and Off sssesensnssesasnsnnnensnuranrnrnraranininrnranininrnrnrnranrnnnrurananunrntananinrnnnnnrannnnnrnnananenene 5 PCGING a SC
67. is caused by condensation must be expected This location is a typical office home environment Temporary condensation occurs only when the product is out of service X DSA8300 Quick Start User Manual Compliance Information Pollution Degree 3 Conductive pollution or dry nonconductive pollution that becomes conductive due to condensation These are sheltered locations where neither temperature nor humidity is controlled The area is protected from direct sunshine rain or direct wind Pollution Degree 4 Pollution that generates persistent conductivity through conductive dust rain or snow Typical outdoor locations Pollution degree Pollution Degree 2 as defined in IEC 61010 1 Note Rated for indoor dry location use only IP rating IP20 as defined in IEC 60529 Measurement and overvoltage category descriptions Measurement terminals on this product may be rated for measuring mains voltages from one or more of the following categories see specific ratings marked on the product and in the manual m Measurement Category Il For measurements performed on circuits directly connected to the low voltage installation m Measurement Category Ill For measurements performed in the building installation m Measurement Category IV For measurements performed at the source of low voltage installation NOTE Only mains power supply circuits have an overvoltage category rating Only measurement circuits have a measurement category
68. iv BIS 14somv f Mj 14 0000ps div Ef 30086ens a A 4 22PM 8 23 2013 3 Mask Main C6 10GBASE R Maskl 0 Mask3 0 Mask2 0 Wims 91 Total 0 2897 143 To do mask testing on multiple simultaneously acquired channels DSA8300 Quick Start User Manual 59 Waveform measurements Prerequisites Mask testing must use the same mask for all acquired signals All signals must be acquired into waveform databases Atleast one complete eye two clear crossings must be visible for all signals being tested 17 Setup the first channel on which to perform a mask test steps 1 to 1 18 Select the Use Wfm Database box in the Mask Setup tab 19 Select additional signals to test Scale and position the waveforms such that at least one clear eye pattern is visible for each waveform at the same time The image shows two waveforms with clear eyes two clear crossings per eye as indicated by circles on the image 20 Assign each waveform to a waveform database and acquire an adequate number of waveforms 21 Stop signal acquisition press the RUN STOP button or use the Automatic Stop After condition 22 Select the signal on which to run a mask test Channel 1 in the example image 23 Select Setup gt Mask and click the Autofit Mask button to fit the mask to the first signal to be tested against the mask View the results in the Mask readout 60 File Edit View Setup Utilities Appl
69. jzkv lv lvm Pidm d ddn Ybdgjd ELX 3564 djdmd Gfm fkfo Idm dd gpmnrb gens djs sbs dkd If f fkjdsmshd djkd dd Gfm fkfo ldm dd pa w dkjd djs sbs dkd If f fkjds Mahd djkd dd Ujdk donnf Iflfm fkfo Idm dd gpmnrbw dkjd djs sbs dkd Iff fkje Ismshd djkd dd O jd ddjdmdjdkddf pdhas fjiskdmdmfk f kf vkf fkjvpo fid p dfo sdekjg bn io jzkv lv lvm O jd ddjdmdjdkddf pdhas fjskdmd a0 i If f a ms djkd dd O jd ddjdmdj EET jzkv Pidm d ddn Ybdgjd ELX 3 2897 090 DSA8300 Quick Start User Manual Skew and deskewing The propagation delay inherent in connecting cables and probes can result in inaccurate amplitude and time correlated measurements This is caused by the difference between two or more delays known as skew Skew can be present in multi channel applications and is of particular concern in differential systems To obtain the best measurement and analysis results from your instrument you will need to remove skew a process known as deskewing In differential non TDR applications skew can occur in acquired signals as they propagate from their source to the mainframe In TDR applications skew can occur in signals that propagate from the instrument to the device or system under test DUT specifically the TDR stimulus pulses as well as from acquired signals The following procedures and examples explain how to minimize and measure skew in non TDR and TDR systems Quick tips Minimize skew by using balanced cable pairs
70. l power Connect power Network PS2 Re RO DSA8300 Quick Start User Manual aR xiii Preface XIV DSA8300 Quick Start User Manual Key features The DSA8300 is a state of the art equivalent time sampling oscilloscope that provides the highest fidelity measurement and analysis capabilities for communications signal analysis serial data network analysis and serial data link analysis applications Highest fidelity signal capture Very Low Time base Jitter m 425 fs typical on up to 8 simultaneously acquired channels lt 100 fs typical on up to 6 channels with 82A04B phase reference module Best vertical resolution 16 bit A D Electrical resolution lt 20 uV LSB for 1 V full range Optical resolution depends on the dynamic range of the optical module ranges from lt 20 nW for the 80C07B 1 mW full range to lt 0 6 uW for the 80C10B 30 mW full range Flexible configurations The DSA8300 supports up to 8 simultaneously acquired signals A wide variety of optical electrical and accessory modules to support your specific testing requirements Use the new Change View Module Config function to install or remove modules without powering down the instrument Optical modules Fully integrated optical modules that support all standard optical data rates from 155 Mb s to 100 Gb s Certified optical reference receivers support specified requirements for standards mandated complian
71. l sampling modules can significantly impact differential and common mode signal measurements The Differential Channel Alignment application provides a guided procedure to align both the acquisition and where applicable the TDR steps of supported electrical sampling modules This application is available on DSA8300 instruments with TekScope firmware version 6 2 x and later You should run the Differential Channel Alignment application whenever you change the instrument module configuration such as when installing a new supported module installing or moving supported modules from one slot to another or installing a module on an extender cable Click Applications gt DiffChAlign to open the application Open the help in the Differential Channel Alignment application for more information 28 DSA8300 Quick Start User Manual Acquisition This section contains concepts of and procedures for using the acquisition system Detailed information is available in the application help Setting up signal input Use front panel buttons to set up your instrument to acquire the signal CAUTION Sampling modules are inherently vulnerable to static damage Always observe static safe procedures and cautions as A N outlined in your sampling module user manual 1 Connect the instrument to the device or signal under test using proper probing or connecting techniques See the user cae gan gas SU manual f
72. mask testing Displays mask count statistics in the mask readout You do not have to display a mask to enable mask counting 3 Ifyou want disable mask counts Selecting a mask in step 2 automatically enabled them 4 Check Use Wfm Database to use a waveform database as the waveform source 5 If applicable to your selected Comm Standard click the Vert tab and select a signal conditioning filter Then click the Mask tab to return to the mask settings DSA8300 Quick Start User Manual Vert Horz Acq Wfm Database Hist Phase Ref Mask TDR Source I al on Main Enable Mask Counts Comm Standard r None Ethernet Fibre Channel Optical po e p Display Mode Trig Meas Cursor Fibre Channel Electrical InfiniBand PCI Express Rapid IO SAS SATA SONET SDH XFI Custom Mask User Signal Conditioning None OC 12 STM 4 OC 48 STM 16 Calibrated E 0C 192 STM 64 Bandwidth rail ak a 2897 120 a a bai ba bai bai bai had baad OC 1 STM 0 OC 3 STM 1 Oc 9 OC 12 STM 4 ocg OC 48 STM 16 FEC2 666 Gb s OC 192 STM 64 FEC10 66 Gb s FEC10 71 Gb s OC 768 STM 256 FEC42 66 Gb s FEC43 02 Gb s 2897 07 1 57 Waveform measurements 08 To autoset the waveform to the mask 6 Click the Autoset Data button to perform a manual autoset on the mask source waveform Click Advanced Mask Setup Select the
73. ment If any such product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix with shipping charges prepaid Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located Customer shall be responsible for paying all shipping charges duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Tektronix representatives to install repair or service the product b to repair damage result
74. nd horizontal parameters simultaneously Waveform cursors are attached to the waveform and track with the waveform points 8 Read cursor measurement results in the readouts area of the display S00 0m 1000mvdiv oov Bm S Measurement Cursors Mn C3 1 Freq Ayo vl 70 21mv 623 3226MHz v2 240 4mv 3 Prd A Av 310 6m al 1 604306ns 2897 061 9 Click this button to show or hide the cursor readouts i 1000mvdiv fl oov mm 5 Cursor ors Mn C3 Histogram 70 21mV Mask 240 4mV v Measurement 310 6mV Waveform 2897 062 Quick tips Cursors require that at least one waveform is selected on the screen m Waveform cursors are not available if a waveform database is selected m You can drag a cursor to place it relative to the waveform You can assign each cursor to a different waveform to measure differences between waveforms Make these selections in the Cursor setup dialog box f you use two magnified time base views you can take precision timing measurements between two distant points on a waveform Magnify each point of interest in a separate time base and then place one cursor on each point The A time cursor readout will then reflect the position and resolution of the magnified time bases DSA8300 Quick Start User Manual 53 Waveform measurements Math waveforms You create math waveforms by creating a math expression using the Define Math dialog box In that dialog box you apply numer
75. nd the General safety summary before performing any service procedures To avoid electric shock Do not touch exposed connections Do not service alone Do not perform internal service or adjustments of this product unless another person capable of rendering first aid and resuscitation is present Disconnect power To avoid electric shock switch off the product power and disconnect the power cord from the mains power before removing any covers or panels or opening the case for servicing Use care when servicing with power on Dangerous voltages or currents may exist in this product Disconnect power remove battery if applicable and disconnect test leads before removing protective panels soldering or replacing components Verify safety after repair Always recheck ground continuity and mains dielectric strength after performing a repair Terms in the manual These terms may appear in this manual i WARNING Warning statements identify conditions or practices that could result in injury or loss of life i CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Terms on the product These terms may appear on the product m DANGER indicates an injury hazard immediately accessible as you read the marking m WARNING indicates an injury hazard not immediately accessible as you read the marking m CAUTION indicates a hazard to property including the product Symbol
76. ngth HEH List 2 Pattern Leng Data Clock Edit 7 Data Clock Ratio Ratio i AutoSync to Selected Waveform Position FrameScan Set as New Reference Scan Bits Ir E Enabled 64 HE Clock Source Prescale Clock X Reset 2897 043 All pattern sync controls are disabled grayed out if the Advanced Trigger option ADVTRIG is not enabled in the instrument or the Trigger Source is not set to Clock or the Scope Mode is not set to Pattern m The Data Rate in the Pattern Sync dialog box is tied to the Bit Rate control in the Horizontal setup dialog box Changing either one affects the other DSA8300 Quick Start User Manual 43 Triggers m If the entered Data Rate does not match the rate of the selected communication standard in the Horizontal Setup then the communication standard is changed to User For highest reliability and speed manually enter as many control values as possible Uncheck the control value in the AutoSync Options area to enable manual entry 44 DSA8300 Quick Start User Manual Triggers Checking trigger status You can check the status of the trigger from the front panel and in the application status bar The status bar also displays the waveform count 1 Check the READY and TRIG D front SoS ee LE Tle AO a Tektronie _ x panel controls to determine the trigger S li A E al o Run Stop iy Trig TDR ms AcqMode gt 200kHz App status or look at the tri
77. ns 61 Horizontal set up procedure 29 Incoming inspection 21 Inspection and cleaning flat panel display 83 Installation 3 Installing modules 9 Instrument cleaning 83 restore 85 K Key features 1 L Linear interpolation 36 Manual mask margins 61 Mask margins 61 Mask testing autoset to a mask 58 Stopping acquisition based on 58 87 Index Math editor 54 waveform 54 Measurement accuracy optimizing 23 Measurements cursor 52 how to localize gates 49 turning off 51 N Normal display style 36 O Online help displaying control descriptions 19 displaying overviews 19 using the finder 19 Operating specifications 3 Operating system restore 85 p Phase reference 66 Phase reference key points 66 Procedure to compensate the instrument and modules 23 to localize a measurement 49 to perform acquisition deskew 76 to perform TDR step deskew 79 to set acquisition modes 34 to set up the signal input 29 R Rear panel 88 connectors 15 Related documentation xiii Restore instrument OS how to 85 S Serial mask testing 57 Setting mask margins 61 Setup boxes 33 Show vectors 36 Sin x x interpolation 36 Single sequence 34 Skew 71 Specifications operating 3 Start an acquisition 34 Stop an acquisition 34 y TDR 64 Temperature compensation 23 Total Hits mask margins 61 Trigger event 39 slope 39 V V
78. nstrument CAUTION The restore process reformats the hard drive and reinstalls the operating system All data on the disk is lost If A N possible save important files to external media before you perform an operating system restore You do not need to reinstall the TekScope application if you restore from the instrument hard drive If you installed a newer version of the DSA8300 TekScope application than was distributed with the instrument you will need to download and install the newer version Restoring the operating system from the instrument hard disk drive This instrument contains an operating system and software applications restore file on a separate partition of the hard disk drive NOTE This restore method reinstalls the operating system and TekScope application software and drivers to the versions that were shipped with the instrument 1 Restart the instrument During the boot up process you will see the following message in the center of the screen Starting Acronis Loader press F5 for Acronis Startup Recovery Manager Repeatedly press the keyboard F5 key until the Acronis True Image Tool opens There is a three second time period from when the message appears until the instrument proceeds with the normal instrument startup If the instrument does not open the Acronis application wait until the instrument completes the power on cycle power off the instrument then power on the instrument and try again Click Restore
79. o prevent damaging the modules do not install or remove any modules while the instrument is powered on DSA8300 Quick Start User Manual 5 Install your instrument Adding a second monitor You can add a second monitor to provide two screens for viewing instrument applications or readouts 1 Power off the instrument 2 Connect a video cable not supplied from the DVI I out video port on the back of the instrument to the DVI I port on the external monitor NOTE Use a DVI I to SVGA adapter not Supplied to connect to SVGA monitors 3 Power on the instrument 4 Power on the external monitor The ee ee instrument detects the external monitor aes and displays the contents of the Smog 8 h instrument screen AEE T CT 6 DSA8300 Quick Start User Manual 5 Move the cursor to a blank area of the screen right click the mouse to open the context menu and select Graphics Properties 6 Select the display mode from the Operating Mode list 7 f using an extended desktop click the external monitor 2 box in the Position pane and drag the monitor to the position that relates to the physical position of monitor 2 in relation to monitor 1 DSA8300 Quick Start User Manual Install your instrument View Sort by Refresh Paste Paste s
80. on if a module is moved from one slot to another or an extender is installed changed or removed from a module Remove a module 1 2 Connect an antistatic wrist strap to the instrument front panel ground connection Place the strap on your wrist Use the power cycle that is appropriate for your instrument DSA8300 instruments with TekScope application version 6 1 X and greater Click Tools gt View Change Module Config and follow the on screen instructions See Powered on module configuration on page 11 m Legacy instruments and DSA8300 with TekScope application version 6 0 X Power off the instrument using the front panel On Standby switch Turn lock screw s counterclockwise until loose or they stop turning Push the appropriate ejector lever as indicated by the up or down arrow near each lever to the right to disconnect the module Pull the module out of the slot DSA8300 Quick Start User Manual Installing modules Powered on module configuration The View Change Module Config function lets you remove install or move modules without powering down the mainframe CAUTION Installing or changing modules when powered on requires DSA8300 TekScope software version 6 1 X or greater For A N TekScope software versions earlier than 6 1 X always power off the mainframe to remove or install modules Failure to do so may result in damage to the module or mainframe
81. or custom from 8 5 Gb s to 12 5 Gb s The instrument TDR clock with selectable TDR Step repetition rates The TDR CLOCK OUT connector on the instrument front panel supplies a replica of the TDR clock A low repetition rate signal DC to 3 GHz connected to the External Trigger Direct input While this trigger source can be used to acquire serial data signals at rates up to 3 Gb s its primary use is for low repetition rate lt 150 MHz signals or for signals where you need additional conditioning of the input trigger signal such as trigger level slope and so on This flexibility comes at the cost of increased instrumentation jitter An internal clock for Free Run acquisition of signals Since the acquired signals are not synchronous with the trigger this trigger source is useful primarily for locating a signal or clock and applying the appropriate offset to the data or trigger for proper synchronous waveform acquisition DSA8300 Quick Start User Manual 39 40 Triggers Trigger modes When a Clock source is selected whether Internal Clock recovery or external Clock Input Prescale Trigger input as the trigger source you must select the Trigger Mode Available trigger modes are Eye Pattern and Other m Select Eye mode if the signal you are acquiring is synchronous with the selected clock source and you want to display the acquired data as an eye diagram overlaying all of the acquired data bits with minimal clock to data jit
82. or the installed sampling module Bee Behera i CA a ca for connection requirements Toan St S CAUTION Discharge electrical cables to o O A N ground before connecting them to a module F Cg 2 Connect an appropriate trigger signal to 9 the instrument See Triggers on page 39 3 Push the CH button turns amber to assign the waveform buttons 1 8 to operate on channel waveforms Then select the proper waveform button 2 A waveform button lights when its aT channel is on when on but not selected Ba the button is green when on and a4 selected the button is amber 5 Push the MATH button to assign the C6 waveform buttons to math waveforms If Fa the selected math waveform is not defined the instrument opens the Define a Math dialog box Push the REF button to assign the waveform buttons to reference waveforms If no reference waveforms are loaded into the channels the Recall Waveform dialog box appears DSA8300 Quick Start User Manual 29 Acquisition 4 Use the Vertical Position Offset and Scale knobs to adjust the vertical parameters of the selected waveform 5 Push the View Main button to make sure that the main time base view is selected Use the horizontal Position Resolution and Scale knobs to scale and position the waveform on the screen and to set the sample resolution Quick tips Positioned vertically gt E VERTICAL
83. orm measurements The instrument autofits the mask to the accumulated waveform data and then scales the mask until it is the maximum size that results in a hit ratio that is less than or equal to the specified hit ratio parameter The Hit Ratio mask readout displays 62 Mask violation counts for each mask Mask margin including uncertainty Unit interval sample count Measured hit ratio Repeat steps 2 through 4 select a different mask margin type to test and enter a value in the input field change for Manual maximum number of hits for Hits For Total Hits the Autoseek Margins function autofits the mask to the accumulated waveform data and then scales the mask until it is the maximum size that results in a hit count that is less than or equal to the specified hits parameter For Manual the instrument disables the Autoseek Margin button and scales the mask size by the entered Margin percent value fie Fait View i a a oS a a IRZ lt Ampiitu Setup Utilihes cisa8 200 pqi0021 global teksronenet Remote Desktop Connection a 4 136 P RurlStopey Tig de He zik Xt ik E E E Ligck Freascale hg Mode fya e ty z Piy Q Yi At tT oD M i i4000py v B DLO Bey Mask Main C6 10GBASE R l Mas 3 Total f Toa etarms VekLiSamp 1507968 of 1500006 vawe Mask Main C6 10GBASE R Mask1 Mask ATS 0 60 ies Margin 44 3 UI Sa TSO Mask3 0 Total 60 een
84. racy Signal path compensation epsaparstaedeseseotaceessetnonsstunicosupnperdasgvacescmatapetariugp seta ceesuayunnsaaunpadsvesedaneranrsaseeeazetaie 23 Dark level and user wavelength gain compensations a eeceeesecssscsscesscsecseceesaesseseessessassessescassaesaesausaeseesees 26 Align acquisition and TDR steps for two channel modules oa eeeeeccceessesseecsessscscseesessessssessessesasesesnsateass 28 Acquisition SETI UD SIGMA isc asnaeesceunecnotoeeceasecaceacsocesreaseun EE 29 Using factory default SOUND ecececcteycsceecccdtceseatse acca eetactared tess etude tac Erena detec aeceaartdaleor ce naoa aparsan a 31 UST ogc i ee ee T T 32 Accessing the Setup dialog DOXES o csessessssssssssessessessessessesseseeseeseesseseeseesaesseeaesaeseasaesaeserserseesersensensaesenseass 33 Changing the Acquisition mode ccecssessessssesssssssesecsecsessessusecsecsessessesaesecsesseseessesaesaeeeseeseesausausaseeseesaesansateases 34 Waver datahaSES suspres e iea Ee T tacts c st vaste geile E wsaih tae di ceeds e ale tte sere geal accesses 35 Setting the display style eect cede et ade ate cnsnresset as tensdaclececnetesgsatiecbosoie dclestactioe att eux csci iescdeeeacgdedesacgateanateechunedetends 36 Triggers KOIN ONES Seen eer heen eee ee ee re ee 39 Tigger event ceesstaetctesrnesasensalatesnastsoiectunesas AE E E 39 TOI SO E T E TEE E 39 WINNS VOSS a E E EEE E AE E 40 CHING MJJ contol sepopo E see nE Eene S TE ESE aE EE E EE Oa SiE aea 42
85. rformance set the channel deskew parameter to be the same value for all active channels and use the channel delay parameter on supported modules to make fine adjustments of the signal deskew for each channel Setting the channel deskew parameter to the same value for all channels enables the instrument to acquire all channels in a single acquisition pass Setup considerations and procedures Before starting there are two setup choices to be made These are explained in the following sections Reference plane This is the location at which you ultimately want both the acquisition signals and TDR steps if you are using TDR to be time aligned See Figure 1 Schematic diagram of reference planes in relation to signal on page 73 Common choices for the reference plane include The instrument front panel The inputs to a DUT Device Under Test attached to cables The inputs to a DUT within a fixture For best results select the reference plane at the DUT interface If it is not possible to inject the signal source at the desired reference plane ensure that the signal paths for each of the differential signals are precisely matched between the DUT and the selected reference plane If you are using the 80A05 Clock Recovery Module and routing your differential signals through this module to an acquisition module you must leave the 80A05 connected during the deskew procedure This ensures that any skew introduced by the 80A05 or the connectin
86. ronment Do not operate in an explosive atmosphere Keep product surfaces clean and dry Remove the input signals before you clean the product Provide proper ventilation Refer to the manual s installation instructions for details on installing the product so it has proper ventilation Slots and openings are provided for ventilation and should never be covered or otherwise obstructed Do not push objects into any of the openings Provide a safe working environment Always place the product in a location convenient for viewing the display and indicators Avoid improper or prolonged use of keyboards pointers and button pads Improper or prolonged keyboard or pointer use may result in serious injury Be sure your work area meets applicable ergonomic standards Consult with an ergonomics professional to avoid stress injuries Use care when lifting and carrying the product This product is provided with handles for lifting and carrying WARNING The product is heavy To reduce the risk of personal injury or damage to the device get help when lifting or carrying the product Use only the Tektronix rackmount hardware specified for this product DSA8300 Quick Start User Manual Important safety information Service safety summary The Service safety summary section contains additional information required to safely perform service on the product Only qualified personnel should perform service procedures Read this Service safety summary a
87. s on the product When this symbol is marked on the product be sure to consult the manual to find out the nature of the potential hazards and any actions which have to be taken to avoid them This symbol may also be used to refer the user to ratings in the manual The following symbols may appear on the product A A O O amp CAUTION WARNING Protective Ground Earth Terminal Mains Disconnected Mains Connected Refer to Manual High Voltage Earth Terminal Chassis Ground OFF Power ON Power Standby DSA8300 Quick Start User Manual yii Important safety information yiii DSA8300 Quick Start User Manual Compliance Information This section lists the EMC electromagnetic compliance safety and environmental standards with which the instrument complies EMC compliance EC Declaration of Conformity EMC Meets intent of Directive 2004 108 EC for Electromagnetic Compatibility Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Communities EC Declaration of Conformity EMC Meets intent of Directive 2004 108 EC for Electromagnetic Compatibility Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Communities EN 61326 1 EN 61326 2 1 EMC requirements for electrical equipment for measurement control and laboratory use 123 m CISPR 11 Radiated and conducted emissions Group 1 Class A m EC 61000 4 2 Elec
88. selecting TDR from the Setup menu Turn on the step by clicking the Preset button for the source channel This will turn on the step and set other scope parameters such as trigger source in preparation for making measurements NOTE Use only the rising edge polarity Autoset in this mode will not find a negative going edge Turn off the display of the channel by unchecking the ACQ On box for the source channel This channel does not need to be displayed Connect a cable or TDR probe to the source channel to use for injecting the TDR step signal into the reference plane External signal 1 74 Set the trigger source to Direct or Clock Prescale Clock as appropriate for the bandwidth of the trigger signal Connect the trigger signal to the appropriate mainframe input TRIGGER DIRECT INPUT or CLOCK INPUT PRESCALE TRIGGER Connect a cable or TDR probe to the low repetition source signal that is synchronous with the trigger signal to use for injecting the signal into the reference plane Phase Ref i Preset TDR Step ACQ 7 N On Polarity ony Units la lye a m p IaH z i H eI cS Diff C6 7 Q C7 C8 Step Deskew c4 Advanced TDR Setup Wim Database Hist Cursor Meas Phase Ref Mask TDR Disp Mode Trig Trigger Source Freerun ale Direct Level p TDR Clock Prescale Clock 7 2897 093 Rate 200kHz r
89. sitions on sequential triggers to acquire data for each channel with a different channel deskew value Channel deskew works best for repetitive signals Data is captured over sequential triggers with the instrument changing the channel deskew value for each channel per acquisition The number of acquisitions needed to display the waveforms increases linearly as a function of the number of different channel deskew settings for actively acquired channels To get the best performance when using channel deskew keep the number of unique deskew values to a minimum DSA8300 Quick Start User Manual 71 Skew and deskewing Channel delay available with 80E07B 80E08B 80E09B 80E10B 80E11 and 80E11X1 electrical sampling modules is a hardware based signal delay that can be set on individual channels Channel deskew enables acquiring multiple adjusted channels on a common set of triggers assuring that the signals acquired are properly time correlated This is particularly important when acquiring multiple non repetitive random signals Random signals are signals that do not repeat on equivalent trigger events from acquisition to acquisition Channel delay provides the best performance for all signals including random signals as all channels are acquired in a single acquisition pass Use channel delay and or phase adjusters to deskew random signals Your signal deskewing needs may require you to use both channel deskew and channel delay For optimum pe
90. specification as listed in the Official Journal of the European Union Low Voltage Directive 2006 95 EC m EN61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements U S nationally recognized testing laboratory listing m UL61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements Canadian certification m CAN CSA C22 2 No 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements Additional compliances m IEC 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements Equipment type Test and measuring equipment Safety class Class 1 grounded product Pollution degree description A measure of the contaminants that could occur in the environment around and within a product Typically the internal environment inside a product is considered to be the same as the external Products should be used only in the environment for which they are rated Pollution Degree 1 No pollution or only dry nonconductive pollution occurs Products in this category are generally encapsulated hermetically sealed or located in clean rooms Pollution Degree 2 Normally only dry nonconductive pollution occurs Occasionally a temporary conductivity that
91. ted source signal at the selected reference plane for the channel Turn Ch3 on eo Edge E Vertical Options Period W Trigger NRZ Eye F Horizontal 2 Select Utilities gt Autoset Properties aa Choose Edge Mode then click the i z Te Bii Autoset button to autoset the signal SOR O Display Incident Edge Click Close to close the dialog box 2897 095 3 Click on the Acq Mode drop down control d and choose Average to enable ee acquisition averaging l Acq Mode Sample oia im era Average Envelope 2897 096 bar or push the Math front panel button to S display the Define Math dialog box File Edit View Setup Utilities Appli puse AE 2897 097 DSA8300 Quick Start User Manual 5 Create the following math expression using the buttons in the dialog Filter C3 6 Set the Filter Risetime to a value that is less than half the risetime of the source signal 7 Check the On box to display the math waveform then close the dialog NOTE At this point you can dismiss the Ch3 display by pressing the CH button on the front panel and then push the 3 button 8 Select File gt Save Waveform Save M1 into R1 by clicking the Save button Click Close to dismiss the dialog box R1 will automatically be displayed 9 Connect your selected signal source to the channel 10 Display the Define Math dialog box and modify the math expression to use the channel Filter C4 You can use t
92. ter Select Pattern mode if the signal you are acquiring is synchronous with the selected clock source and you want to display the individual bits as a bit stream with minimal clock to data jitter NOTE Pattern mode is only available if Option ADVTRIG is installed on the instrument m Select Other mode if the signal you are acquiring is synchronous with the selected clock source and you want to display the acquired data showing the effects of any clock modulation such as Spread Spectrum Clocking Table 1 Application based trigger modes Application Waveform display Trigger Source Mode Optical or Electrical Serial Data NRZ Mask and Parametric Testing minimum jitter Trigger Source Clock Input Prescale Trigger input or Internal Clock Recovery Clock Trigger Mode Eye Optical or Electrical Serial Data Pattern pps En A a ea A Trigger Source Clock Input Prescale Analysis including JNB analysis Woy E p EEE Trigger input or Internal Clock Recovery TENE Clock Trigger Mode Pattern this mode of Ged eres Gee operation requires the Advanced Trigger i en eee yas Option ADVTRIG Maximum supported pattern length 22 Optical or Electrical Serial Data NRZ Mask and Parametric Testing w clock modulation effects SSC Trigger Source Clock Input Prescale Trigger input or Internal Clock Recovery Clock Trigger Mode Other Clock Signal Analysis a Trigger Source Clock Input Prescale Trigger
93. terminal including the common terminal that exceeds the maximum rating of that terminal The measurement terminals on this product are not rated for connection to mains or Category Il Ill or IV circuits Do not operate without covers Do not operate this product with covers or panels removed or with the case open Hazardous voltage exposure is possible Avoid exposed circuitry Do not touch exposed connections and components when power is present Do not operate with suspected failures If you suspect that there is damage to this product have it inspected by qualified service personnel DSA8300 Quick Start User Manual V Important safety information vi Disable the product if it is damaged Do not use the product if it is damaged or operates incorrectly If in doubt about safety of the product turn it off and disconnect the power cord Clearly mark the product to prevent its further operation Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged Do not use probes or test leads if they are damaged if there is exposed metal or if a wear indicator shows Examine the exterior of the product before you use it Look for cracks or missing pieces Use only specified replacement parts Use proper fuse Use only the fuse type and rating specified for this product Do not operate in wet damp conditions Be aware that condensation may occur if a unit is moved from a cold to a warm envi
94. th a clean cloth dampened with deionized water Use only deionized water when cleaning the menu buttons or front panel buttons Before using any other type of cleaner consult your Tektronix Service Center or representative Flat panel display cleaning The instrument display is a soft plastic display and must be treated with care during cleaning i CAUTION Improper cleaning agents or methods can damage the flat panel display Avoid using abrasive cleaners or commercial glass cleaners to clean the display surface Avoid spraying liquids directly on the display surface or scrubbing it with excessive force Clean the flat panel display surface by gently rubbing the display with a clean room wipe such as Wypall Medium Duty Wipes 05701 available from Kimberly Clark Corporation lf the display is very dirty moisten the wipe with distilled water or a 75 isopropyl alcohol solution and gently wipe the display surface Avoid using excess force or you may damage the plastic display surface Optical connector cleaning Keep the optical module connectors clean to maintain measurement accuracy The optical module user manual contains the procedures for cleaning optical connectors DSA8300 Quick Start User Manual 83 Cleaning the instrument 84 DSA8300 Quick Start User Manual Restoring the operating system You can restore the Microsoft Windows 7 operating system OS in the event that the operating system will not start when powering on the i
95. that one or more modules require creron iron compensation aD WDisplay T Animate 340 PM 2 10 2011 2897 026 DSA8300 Quick Start User Manual 25 Optimizing measurement accuracy Dark level and user wavelength gain compensations NOTE You should run the Signal Path Compensation procedure before running dark level or user wavelength gain compensation See Signal path compensation on page 23 These procedures apply only to optical modules Dark level compensation maximizes the accuracy of the extinction ratio and other optical automatic measurements Dark level compensation performs a subset of the module compensation process It is designed to be fast so it can be performed frequently just before measurements are taken Dark level compensation is not saved and is only valid for the selected bandwidth or filter path and the internal optical power meter User Wavelength Gain compensation optimizes an optical channel for your custom input signal 1 Install one or two optical sampling modules in the instrument Set the SOOO acquisition system to run continuously Se Gaa G IGI 2 Select the channel to compensate VERTICAL Con es C2 3 Select Setup gt Vertical Setup Utilities Applicatic o Vertical Horizontal Acquire 2897 028 26 DSA8300 Quick Start User Manual To run the Dark Level compensation 4 In Vert Setup dialog box click the Dark L
96. tomated mask testing with over 80 industry standard masks New masks can be imported into the DSA8300 to support new emerging standards In addition users can define their own masks for automated mask testing Vertical and Horizontal histograms for statistical analysis of acquired waveforms Vertical Horizontal and Waveform cursors with measurements Jitter Noise BER and Serial Data Link Analysis is provided through the 80SJNB Basic and Advanced software application options m Advanced TDR Analysis S parameter measurements Simulation Model Extraction and Serial Link Simulation capabilities are provided through the IConnect Software application options High test throughput High Sample Acquisition Rate up to 300 kS s per channel Efficient Programmatic Interface IEEE 488 Ethernet or local processor access enable High Test Throughput 2 DSA8300 Quick Start User Manual Install your instrument Unpack the instrument and check that you received all items listed as Standard Accessories Recommended accessories and probes instrument options and upgrades are listed in the application help Check the Tektronix Web site www tektronix com for the most current information Standard accessories Accessory Tektronix part number DSA8300 Digital Serial Analyzer Quick Start User Manual 071 2897 XX Certificate of Traceable Calibration for product at initial Not orderable shipment Business
97. toset Run Stop Default Setup Calibration Compensation 9 Diagnostics Svctam Pronerties 2897 023 5 Verify that the main instrument mainframe and all installed modules are listed The temperature change from the last compensation is also listed Current Dz e Time 10 Feb 11 18 19 Select Action Serial Date Time DSA8300 B010107 10Feb1118 16 Pass 0 0 C Save 6 Check that the Status for all items to compensate changes from Warm Up to Pass Fail or Comp Req d Recall Upper Modules Serial Compensate 2 Compensate 3 80C08 BO10334 10 Feb 11 18 16 Pass 0 0 C and Save 7 Select Compensate and Save default Lower Modules CH Model Serial Date Time m 7 1 80E03 B010230 02Oct 1017 04 Pass 1 4 C Chl 80E03 B010195 10Feb 11 18 16 Overridden by upper module Overridden by upper module 8 Select the item on which to run compensation Storage User Factory Mainframe default selection to compensate just the main instrument Compensation Indicator Button All modules to compensate all L Fue micas installed module channels 2897 024 Module to compensate specified channels of the selected module 9 Click Execute Current Date Time 10 Feb 11 18 19 Mainframe Follow the on screen instructions Model Serial Date Time Status mai i DSA83
98. trostatic discharge immunity IEC 61000 4 3 RF electromagnetic field immunity 45 m IEC 61000 4 4 Electrical fast transient burst immunity m IEC 61000 4 5 Power line surge immunity IEC 61000 4 6 Conducted RF immunity IEC 61000 4 11 Voltage dips and interruptions immunity EN 61000 3 2 AC power line harmonic emissions EN 61000 3 3 Voltage changes fluctuations and flicker European contact Tektronix UK Ltd Western Peninsula Western Road Bracknell RG12 1RF United Kingdom This product is intended for use in nonresidential areas only Use in residential areas may cause electromagnetic interference Emissions which exceed the levels required by this standard may occur when this equipment is connected to a test object For compliance with the EMC standards listed here high quality shielded interface cables should be used Horizontal timing susceptibility of the optical sampling modules and their internal clock recovery trigger signals usually increases the horizontal timing jitter when external electromagnetic fields are applied For fields up to 3 V m the increase in the horizontal high frequency RMS jitter is typically less than 3 ps RMS of jitter added using the square root of the sum of the squares method a wo N For example if an 80C01 CR operating in clock recovery trigger mode exhibits 3 5 ps RMS of edge jitter with no EMC field applied and for an ideal jitterless input then for applied fields up to 3
99. ts the time zero point in the waveform record and all sampled waveforms on all inputs are measured with respect to that event When a trigger event occurs the instrument acquires one sample of all active selected signals When the next trigger event occurs the instrument acquires the next sample This process continues until the entire record is filled with acquired samples Without a trigger the instrument does not acquire any samples Sampling oscilloscope behavior differs from that of real time acquisition systems which can acquire a complete waveform record from a single trigger event Trigger sources The trigger source sets the source that the trigger system monitors for a trigger event The source can be A clock signal used for acquiring optical or electrical serial data streams The source of the clock can be internal or external to the instrument External Clock Input Prescale Trigger Connect the trigger signal to the front panel connector Triggering is guaranteed for clocks from 150 Mb s up to 15 Gb s and will typically work up to 20 Gb s Internal Clock recovery trigger This trigger source can be an optical sampling module that is equipped with a clock recovery option or a dedicated electrical clock recovery module Available clock recovery triggering rates depend on the sampling module For example the 80C08C Optical Sampling Module with option CR4 provides internal clock recovered triggers for any data rate standard
100. v 222 7mV p 30 100 0 Pk Pk 492 5mV Peak 141295 Hits 919425 Wfms 1812 N 2Cr 8E 4 r 6 EyeW 484 el k mi ns 42 92734 2897 017 16 DSA8300 Quick Start User Manual Getting acquainted with your instrument 1 Measurements Bar Access to automated measurements by signal type and category click measurement buttons to measure the selected waveform 2 Tool Bar Access to key features including printing setup dialogs math waveform setup waveform database autoset clear data acquisition mode triggering and applications Menu Bar Access to data I O printing application help system and setup functions Status Bar Waveform count and trigger acquisition status System Time Date and compensation status Readout Docking Select to undock the readout area from the application Readout area Displays waveform and measurement details Use the arrow buttons at each end to scroll the contents Readout Right click on a readout to display a context menu for additional settings for that readout category oe Sas eS CS Readout Enable Toggles the readout type cursor histogram mask measurement and waveform on or off 10 Controls Bar Click to select a waveform channel math or reference as well as quick access to scale offset and position controls for adjustment 11 Display Contains live reference and math waveforms and histograms cursors and test masks when enabled Display sin
101. vailable and the maximum available phase reference clock signal level up to the maximum input operating voltage of 2 Vp p DSA8300 Quick Start User Manual Histograms Waveform measurements The instrument can display histograms constructed of waveform data You can display both vertical amplitude and horizontal time or distance histograms but only one at a time Display Options Color Histogram Linear Size 2 Logarithmic Limit Controls Top 2489mV EH Right 22 5000ns E Left 20 5000ns E Bottom 251 1mv AfA Help Absolute 2897 085 Setup Utilities Applications Help Tetrome_ x riggered S a ki A od gt Busia Trig Direct Sampe oov B App j Acq Mode 1 Display the Hist Histogram dialog box 2 Check the Enable Histogram box 3 Click the Source button to select the waveform source 4 Select a vertical or horizontal histogram 5 Use the Display Options to change the appearance of the histogram 6 Click and drag the edges of the histogram box to enclose a portion of the waveform fie tait view 7 The histogram displays at the edge of the graticule The histogram statistics are displayed in the readout Pulse Amplitude 200 0mV 1c00mvaiv l oov DSA8300 Quick Start User Manual amp l 100 0mV div Mean 500 0ps div
102. y were moved from one slot to another DSA8300 Quick Start User Manual 11 Installing modules 12 DSA8300 Quick Start User Manual Getting acquainted with your instrument Front panel The front panel of your instrument gives you access to the module compartments and the control panel C LU 00000000 Antistatic connection terminal 1 MQ On Off switch Clock Input Prescale Trigger input Trigger direct input Trigger probe power External 10 MHz reference input DC calibration output TDR Clock Out signal USB port s 10 Control panel 11 DVD ROM CD RW drive O p N O o e e pP CUS DSA8300 Quick Start User Manual Getting acquainted with your instrument Control panel amp Sats OBEN TOUCH o seer L 55 Ton e e Ce H ea SS OLY lS g alg aa i as S VERTICAL a pa 7 gt eee T coo MENU fcasareas J b Pee ee Jd On P ee a 2897 014 Access print dialog box for printing the display Optimize instrument settings for the selected channel to automatically display a waveform Quickly return the instrument to default control settings Display measurement cursors and assigns the knob and SELECT buttons to control them Menu buttons quickly access the setup dialog box for more detailed setup Clear all data
103. ynchronization Select the Data Rate bit rate default is 2 48832 Gb s Select the Pattern Length default is 127 m Select a Data Clock Ratio data to Clock ratio default is 1 1 Set the Main timebase delay position This is the same control as found in the Setup gt Horizontal tab 4 Use the AutoSync feature to automatically detect the data rate pattern length and or data to clock ratio of the applied data and clock signals data to a sampling module channel and the clock to the Clock Prescale Trigger input or from an internal clock recovery source 5 Enable FrameScan to automatically scan through a pattern or part of a pattern This FrameScan control is the same as the FrameScan control in the Horizontal Setup dialog box changing either one affects the other Quick tips Pattern Sync FrameScan Setup Advanced Trigger Setup Pattern Sync Control AutoSync Options Data Rate H List V Data Rate Pattern E Length H H List z Pattern Length sien Edit V Data Clock Ratio tio AutoSync to Selected Waveform Main Position x FrameScan Scan Bits El Enabled 64 BE Clock jA Clock Prescale ma ee tl 2897 042 Pattern Sync Control AutoSync Options Data Rate List 7 Data Rate Pattern r i Patt PEIN Le

DSA8300 Quick Start User Manual

Contents

Download Pdf Manuals

Related Search

Related Contents