EVBUM2097 - NBSG72A Evaluation Board User`s Manual
Contents
1. PACKAGE DIMENSIONS GFN16 3x3 0 5P CASE 485G 01 ISSUE F lt D gt pta L L NOTES 1 DIMENSIONING AND TOLERANCING PER B ASME Y14 5M 1994 i Bi 2 CONTROLLING DIMENSION MILLIMETERS PIN 1 L1 y 3 DIMENSION b APPLIES TO PLATED LOCATION NY TERMINAL AND IS MEASURED BETWEEN DETAILA 0 25 AND 0 30 MM FROM TERMINAL 4 COPLANARITY APPLIES TO THE EXPOSED N ALTERNATE TERMINAL PAD AS WELL AS THE TERMINALS K CONSTRUCTIONS E MILLIMETERS DIM MIN NOM MAX A 0 80 0 90 1 00 2X G 0 10 C A3 A1 0 00 0 03 0 05 EXPOSED Cu MOLD CMPD A3 0 20 REF b 0 18 0 24 0 30 2x C 0 10 C top view NIZZA Hi D 3 00 BSC FS 74 D2 1 65 1 75 1 85 DETAIL B grin E 3 00 BSC Z 0 05 C tes Al E2 1 65 1 75 1 85 X DETAIL B e 0 50 BSC Qy 0 05 C S A G NS RUCI N L 030 040 0 50 KGE 4 Y L 0 00 0 08 0 15 A1 SIDE VIEW C BEANE S 0 10 Cc A B se L PETAILA e D2 gt RECOMMENDED V 1 8 SOLDERING FOOTPRINT 16X est eg 0 58 F F CRE A NE HOCU REA i Ja Ci i D C x x t ala 51 1 84 3 30 i exp Lu Ed 3 aiia 0410 C A B ie e r 005 0 30 ll M BOTTOM VIEW ieks Y 0 50 SE DIMENSIONS MILLIMETERS2. START 1 GHz 1 GHz STOP 12 GHz NOTE The insertion loss curve can be used to calibrate out board loss if testing under small signal conditions Figure 9 Insertion Loss http onsemi com 7 www onsemi com NBSG72AMNEVB ADDITIONAL INFORMATION References In all cases the most up to date information can be found on AND8077 D Application Note GigaComm SiGe our website Sample Orders for Devices and Boards New Product Updates Literature Download Order IBIS and Spice Models Table 7 ORDERING INFORMATION Part No SPICE Modeling Kit AND8075 D Application Note Board Mounting Considerations for the FCBGA Packages NBSG72A D Data Sheet 2 5 V 3 3 V SiGe Differential 2x2 Crosspoint Switch with Output Level Select Description Shippingt NBSG72AMNR2 SiGe Differential 2x2 Crosspoint Switch with Output Level Select 3 000 Tape amp Reel QFN 16 NBSG72AMNEVB NBSG72A Evaluation Board PR V tFor information on tape and reel specifications including part orientation and tape sizes please refer to our Tape and Reel Packaging Specifications Brochure BRD8011 D NBSG72AMN SiGe Differential 2x2 Crosspoint Switch with Output Level Select 123 Units Rail OFN 16 http onsemi com 8 NBSG72AMNEVB
3. For additional information on our Pb Free strategy and soldering details please download the ON Semiconductor Soldering and Mounting Technigues Reference Manual SOLDERRM D GigaComm is a trademark of Semiconductor Components Industries LLC ON Semiconductor and are registered trademarks of Semiconductor Components Industries LLC SCILLC SCILLC owns the rights to a number of patents trademarks copyrights trade secrets and other intellectual property A listing of SCILLC s product patent coverage may be accessed at www onsemi com site pdf Patent Marking pdf SCILLC reserves the right to make changes without further notice to any products herein SCILLC makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does SCILLC assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation special consequential or incidental damages Typical parameters which may be provided in SCILLC data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts SCILLC does not convey any license under its patent rights nor the rights of others SCILLC products are not designed intended or authorized for use as co
4. 6624A Vector Network Analyzer VNA R amp S ZHOU 10 MHz to 40 GHz 180 C Hybrid Coupler Krytar Model 4010180 Bias Tee with 50 Q Resistor Termination Picosecond Model 5542 219 Matched High Speed Cables with SMA Connectors Storm Semflex Power Supply Cables with Clips 5 Equipment used to generate example measurements Setup Step 1 Connect Power la Three power levels must be provided to the board for Vcc VEE and GND via the surface mount clips Using the split power supply mode GND Vrr Vcc 2 0 V Table 4 POWER SUPPLY CONNECTIONS 3 3 V Setup Vcc 2 0 V Vr GND Vee 1 3 V NOTE For frequency domain measurements 2 5 V power supply is not recommended because additional equipment bias tee etc is needed for proper operation The input signal has to be properly offset to meet ViHcmR range of the device Setup Test Configurations for Differential Operation A Small Signal Setup Step 2 Input Setup 2a Calibrate VNA from 1 0 GHz to 12 GHz 2b Set input level to 35 dBm at the output of the 180 Hybrid coupler input of the DUT Step 3 Output Setup 3a Set display to measure S21 and record data B Large Signal Setup Step 2 Input Setup 2a Calibrate VNA from 1 0 GHz to 12 GHz 2b Set input levels to 2 0 dBm 500 mV at the input of DUT Step 3 Output Setup 3a Set display to measure S21 and record data Setup Test Configurations For Single ended Operat
5. Filtering SURFACE MOUNT CLIP Ve O e F T3 x Open Circuit Stub O N 5 0 4 10 GHz ELA 2 Surface Mount Clip O _T2 S e C2 N e dH 0 VTD1 e 0 Qo 17 D1 Ti a Rosenberger SMA Rosenberger SMA 1 Ti C DT 7209 T1 1 7 Rosenberger SMA Rosenberger SMA T1 C NBSG72A QO 1 a Rosenberger SMA Rosenberger SMA 7 T1 C DO Do I Rosenberger SMA Rosenberger SMA i T1 C 0 ry VTDO 1 0 0 ois 0 T C3 Surface Mount Clip R 0 O C1 0 SELB o Surface Mount Clip O T2 di N Z T3 Open Circuit Stub NOTE C1 C2 C3 Decoupling Cap Tx 50 Q Transmission Line e O VEE 4 10 GHz Surface Mount Clip Figure 6 Evaluation Board Schematic http onsemi com 6 NBSG72AMNEVB Table 5 PARTS LIST NBSG72AMN SiGe Differential 2x2 Crosspoint Switch with ON Semiconductor http www onsemi com Output Level Select 32K243 40ME3 Gold Plated Connector http www rosenberger de CO6BLBB2X5UX 2 MHz 30 GHz Capacitor Dielectric Laboratories http www dilabs com Table 6 BOARD MATERIAL Material Thickness Rogers 6002 Copper Plating 12 5 mil Ee Dielectric 5 0 mil Thick Copper Base 1 37 mil sr un Figure 7 Board Stack up Figure 8 Layout Mask for NBSG72A
6. NBSG72AMNEVB NBSG72A Evaluation Board User s Manual Description This document describes the NBSG72A evaluation board and the appropriate lab test setups It should be used in conjunction with the device data sheet which includes specifications and a full description of device operation This board is used to evaluate the NBSG72A GigaComm fully differential 2x2 crosspoint switch with Output Level Select OLS capabilities The OLS input of the NBSG72A is used to program the peak to peak output amplitude between 0 and 800 mV in five discrete steps The board is implemented in two layers and provides a high bandwidth 50 Q controlled impedance environment for higher performance The first layer or primary trace layer is Smils thick Rogers RO6002 material which is engineered to have equal electrical length on all signal traces from the NBSG72A device to the sense output The second layer is 32 mils thick copper ground plane For standard lab setup and test a split dual power supply is required enabling the 50 Q impedance from the scope to be used as termination of the ECL signals where Vrr is the system ground Vcc 2 0 V Vrr Vcc 2 0 V and Veg is 0 5 V or 1 3 V see Setup 1 ON Semiconductor http onsemi com EVAL BOARD USER S MANUAL What measurements can you expect to make The following measurements can be performed in the single ended Note 1 or differential mode of operation Freguency Performance
7. Output Amplitude Vog Vor Output Rise and Fall Time Output Skew Eye Pattern Generation e Jitter Vincmre Input High Common Mode Range 1 Single ended measurements can only be made at Vcc Vee 3 3 V using this board set up Figure 1 NBSG72A Evaluation Board Semiconductor Components Industries LLC 2012 August 2012 Rev 1 Publication Order Number EVBUM2097 D NBSG72AMNEVB SETUP FOR TIME DOMAIN MEASUREMENTS Table 1 BASIC EQUIPMENT NEEDED Description Example Equipment Note 2 Qty Power Supply with 2 Outputs HP6624A Oscilloscope TDS8000 with 80E01 Sampling Head Note 3 Differential Signal Generator HP 8133A Advantest D3186 Matched High Speed Cables with SMA Connectors Storm Semflex 8 Power Supply Cables with Clips 3 4 Note 4 2 This eguipment was used to obtain the measurements 3 The 50 GHz sample module was used in order to obtain accurate and repeatable rise fall and jitter measurements 4 Additional power supply cables with clips are needed when output level select OLS tested see device data sheet Setup Step 1 Connect Power All Function Setups 1a Connect the following supplies to the evaluation board Connect OLS Output Level Select to the required voltage via the surface mount clips to obtain desired output amplitude Refer to the NBSG72A device data sheet page 3 OLS voltage table Table 2 POWER SUPPLY SUMMARY TABLE 3 3 V Setup 2 5 V Setup Ste
8. fferential input of the device resistor for best operation Unused pairs may be left 2b Connect the unused differential input of the device to unconnected Since Vrr 0V a standard 502 SMA Vrr GND through a 50 Q resistor termination is recommended 2c Depending on configuration if SELA SELB is desired to be Logic High connect to Vcc or if SEL SELB is desired to be Logic Low connect to Vrr or Vegg or leave floating 2d Connect the generator trigger to the oscilloscope trigger http onsemi com 2 NBSG72AMNEVB OLS See NBSG72A ie Data sheet Page 2 Channel 1 Voc 2 0 V OUTO GO 1 Channel 2 Signal Generator Channel 3 Oscilloscope OUT1 OUT1 S SELB Channel 4 Amplitude 400 mV LI ai Offset 660 mV GND TRIGGER T Vee 1 3 V 3 3 V op Vee 0 5 V 2 5 V op TRIGGER Figure 2 NBSG72A Board Setup Time Domain Differential Mode OLS See NBSG72A Data sheet Page 2 V 2 0V p OUTO Channel 1 OUTO Channel 2 Signal Generator OUT1 Channel 3 Oscilloscope OUT1 Channel 4 Amplitude 400 mV Offset 660 mV TRIGGER Vee 1 3 V 3 3 V op Vee 0 5 V 2 5 V op TRIGGER Figure 3 NBSG72AA Board Setup Time Domain Single ended Mode http onsemi com 3 NBSG72AMNEVB SETUP FOR FREQUENCY DOMAIN MEASUREMENTS Table 3 BASIC EQUIPMENT Description Example Equipment Note 5 Qty Power Supply with 2 Outputs HP
9. ion A Single ended Mode Small Signal Step 2 Input Setup 2a Calibrate VNA from 1 0 GHz to 12 GHz 2b Set input level to 35 dBm at the input of DUT Step 3 Output Setup 3a Set display to measure S21 and record data B Single ended Mode Large Signal Step 2 Input Setup 2a Calibrate VNA from 1 0 GHz to 12 GHz 2b Set input levels to 2 dBm 500 mV at the input of DUT Step 3 Output Setup 3a Set display to measure S21 and record data http onsemi com NBSG72AMNEVB Vector Network Analyzer OLS See NBSG72A Data sheet Page 2 180 Hybrid 50 Q Vee 1 3 V 3 3 V op V r 2 0V V77 0V Figure 4 NBSG72A Board Setup Frequency Domain Differential Mode Vector Network Analyzer OLS See NBSG72A Data sheet Page 2 50 Q Vee 1 3 V 3 3 V op V r 0V V r 2 0V Vrr 0V Figure 5 NBSG72A Board Setup Freguency Domain Single ended Mode http onsemi com 5 NBSG72AMNEVB MORE INFORMATION ABOUT EVALUATION BOARD Design Considerations for gt 10 GHz Operation While the NBSG72A is specified to operate at 12 GHz this evaluation board is designed to support operating frequencies up to 20 GHz The following considerations played a key role to ensure this evaluation board achieves high end microwave performance Optimal SMA Connector Launch e Minimal Insertion Loss and Signal Dispersion Accurate Transmission Line Matching 50 Q Distributed Effects while Bypassing and Noise
10. itional information please contact your local Email orderlit onsemi com Phone 81 3 5817 1050 Sales Representative EVBUM2097 D
11. mponents in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer shall indemnify and hold SCILLC and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part SCILLC is an Equal Opportunity Affirmative Action Employer This literature is subject to all applicable copyright laws and is not for resale in any manner PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT N American Technical Support 800 282 9855 Toll Free ON Semiconductor Website www onsemi com Literature Distribution Center for ON Semiconductor USA Canada P O Box 5163 Denver Colorado 80217 USA Europe Middle East and Africa Technical Support Order Literature http www onsemi com orderlit Phone 303 675 2175 or 800 344 3860 Toll Free USA Canada Phone 421 33 790 2910 eens 3 Fax 303 675 2176 or 800 344 3867 Toll Free USA Canada Japan Customer Focus Center For add
12. p 3 Setup Input Signals 3a Set the signal generator amplitude to 400 mV Note that the signal generator amplitude can vary from 75 mV to 900 mV to produce a 400 mV DUT output 3b Set the signal generator offset to 660 mV the center of a nominal RSECL output Note that the V HcmR Input High Voltage Common Mode Range allows the signal generator offset to vary as long as Vry is within the VIHCMR range Refer to the device data sheet for further information Step 2 Connect Inputs For Differential Mode 3 3 V and 2 5 V operation 2a Connect the differential outputs of the generator to the differential inputs of the device D0 D0 and D1 D1 2b Depending on configuration if SELA SELB is desired to be Logic High connect to Vcc or if SEL SELB is 3c Set the generator output for a square wave clock signal with a 50 duty cycle or for a PRBS data signal desired to be Logic Low connect to Vrr or Veg or leave Step 4 Connect Output Signals floating 4a Connect the outputs of the evaluation board 00 O0 01 2c Connect the generator trigger to the oscilloscope trigger Q1 to the oscilloscope The oscilloscope sampling head must have internal 50 Q termination to ground For Single ended Mode 3 3 V operation only 2a Connect an AC coupled output of the generator to the NOTE Where a single output is being used the unconnected output for the pair must be terminated to Vrr through a 50 Q desired di
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