73M1966B Evaluation Kit User Manual
Contents
1. R29 1K Figure 5 73M1966 Motherboard Schematics 13 Rev 1 0 UM_1x66B_024 73M1966B Evaluation Kit User Manual 5 2 PCB Layouts SVIC VECS S Gun D w 8968 e Se 799495 EES ZER soeoev ce E ee ee a umt P PE a ee 9i Ees 7SM1746 1866 ODEMO MOTHERBOARD rev D Figure 7 Motherboard Top Layer Rev 1 0 14 UM_1966B_024 73M1966B Evaluation Kit User Manual Figure 8 Motherboard Bottom Layer Rev 1 0 15 73M1966B Evaluation Kit User Manual UM_1966B_024 5 3 Bill of Materials Table 2 provides the bill of materials for the 73M1966 Demo Motherboard schematic provided in Figure 5 Table 2 Motherboard Bill of Materials Qty Reference Part Description Source Example MFRP N 5 JZ4 J43 J44 J45 J46 BNC RT Angle AMP 5413631 1 1 J30 RJ 11 AMP 5555163 1 2 J31 J32 HEADER Sullins PBC36SAAN 3 J33 J41 J47 HEADER Sullins PBC36SAAN 1 J42 HEADER Sullins PBC36DAAN 1 J57 HEADER Sullins PBC36SAAN 1 LS1 Speaker Projects Unlimited AST 02308MR R 1 R28 100K Panasonic ERJ 3GEYJ104V 1 R29 1K Panasonic ERJ 3GEYJ102V 1 R46 120K Panasonic ERJ 3GEYJ124V 2 R48 R49 20K Panasonic ERJ 3GEYJ203V 1 R68 200 Panasonic ERJ 3GEY201V 1 S1 1x4 socket Mill Max Manufacturing 801 43 050 10 001000 1 S2 2x10 socket Sullins PPPC102LFBN RC 1 S32. J5 5 V Power Input for 5 V power supply which is down regulated on the Motherboard to 3 3 V Use either J5 or J1 and J2 but not both J6 PCM Highway Header connector to the PCM Highway J24 CLKO BNC connector for the clock output J30 RJ 11 Connector Connection to telephone network simulator J31 J32 PCM Highway PCM Highway connectors for daisy chain operation Only used to daisy chain two or more Motherboards J33 Reserved J41 Reserved J42 SPI Connector Connect the cable from the PC to J42 to communicate to the SPI via the GUI Take care to observe the orientation of the connector J43 CLKI BNC connector for connecting an external PCM clock source or sync J44 FS BNC connector for providing or receiving PCM frame sync J45 DR BNC connector providing receive data from a PMC source to the demo board J46 DX BNC connector providing transmit data to a PCM receiver from the demo board J47 Audio Install jumper on the AUDIO pin and the middle pin to activate the speaker amplifier By default no jumper is installed and the speaker amplifier is not activated J57 On Board Oscillator Install jumper to enable the on board oscillator This is not normally used Rev 1 0 11 73M1966B Evaluation Kit User Manual UM_1966B_024 4 Using the Demo Boards This section provides advice for using the 73M1966B Evaluation Kit with the Wandel amp Goltermann PCM 4 It is assumed that the connections described in Getting Started have be
3. 1 Connect the 10 pin female end to the Motherboard GUI INTERFACE connector J42 so that the ribbon extends outward away from the board 2 Connectthe 25 pin male end to the PC port 2 3 Connecting to a Central Office Line Simulator When interfacing the 73M1966B EVM analog signals to a PCM measuring set such as the Wandel 8 Goltermann PCM 4 it is necessary to provide DC loop current to the 73M1966B line interface in order for it to operate correctly Figure 3 is an example of a circuit that can provide this function A simpler alternative that could be used in other applications is to use a current limiting resistor in series with a DC power supply See Figure 4 C O CIRCUIT COMPONENTS 48V D C NAN Power Supply Current Limit L2 c Li c 6H 6H en Tip 73M1966B 4 Ring VN NY Vsource U TX Source ee EE 2 RX Termination WANDEL amp GOLTERMANN TX CLOCK PCM 4 TX SIGNAL RX SIGNAL FRAME TRIGGER EXT FRAME Figure 3 Central Office Line Simulator 8 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual The circuit setup shown in Figure 3 is required when using a PCM test set It allows more flexibility and assures the power supply and current limit resistor will not affect the impedance selected in the PCM test set The inductors isolate the power supply and have a high impedance at audio
4. The kit demonstrates functionality and allows evaluation of the 73M1966B performance characteristics via the PCM channel measuring set which provides a source of A law or u law data that is used for the analysis of the bi directional channel Figure 1 shows the 73M1966B Demo Board connected on top of the Motherboard The Motherboard provides user friendly connections to the PCM 4 test set the DC Loop Supply and the personal computer running the GUI software e y e Ze OG SVDC VCC3 3 GND px PCM BUT E INTERFACE rs a 7 CLK1 PCM 199 341 ag CLKD PWA ei j CLK 1 0 po mas Foi Apts cis ern ji E D Oki PON DX PON 5 DR DR PON 033 a Le 1929 p D 73M1955 1866 DEMO MOTHERBOARD rev D BEN HA ME ND Figure 1 Motherboard with 73M1966B Demo Board Use this document with those listed in Related Documentation Note that this document does not describe the setup and configuration of the 73M1966B Demo Board refer to the 73M1966B Demo Board User Manual The Teridian Graphical User Interface is described in the 73M1866B 73M1966B GUI User Guide Rev 1 0 5 73M1966B Evaluation Kit User Manual UM_1966B_024 1 4 System Requirements e A PC running Microsoft Windows XP ME or 2000 equipped with a parallel port LPT e A standard PCM channel measuring set such as the Wandel 8 Goltermann PCM 4 e One megabyte of disk storage for the GUI software 1 2 Package Contents The 73M1966B Evaluation Kit i
5. ak ka 6 1 2 Package Gonterts 5 auno Die et Aog ae o ea den at ee ede en ne s 6 153 Safety and ESD NOES nieto Ip Gom epe aeg et d eh eai eee ped asi k cda fs 6 2 due Rn E LEE 7 2 1 Connecting to the PCM Test Gei 8 2 2 Connecting the SPI to the PC esten enne saa aoassaos en ten nens nnns sinn innen 8 2 3 Connecting to a Central Office Line Simulator eene 8 2 3 1 Considerations When Connecting to the Telephone Network sse 9 2 4 Graphical User Interface AA 9 2 5 Connecting the Power Supply sssssssssssssssssesseeeeee enne enne nennen nnne nnns 10 2 6 Applying POWOGF Leite edat ero dE aaae c lute pik ko dep cente ee 10 Connectors and JumperS 2 2 2 220n D 11 Using the Demo Boards eeeseeeeeeeseeeeeeee sees enne nennen aaaasanaeraasaaenraasaaannananonnanasannnnunaannnnnnn 12 Motherboard Schematic PCB Layouts and BOM ueausrssnnsnannnnannunnnnnnnnnnnnnnnnunnannnnnnnnnnnnnnnannnnnn 13 EMIL mmm 13 E e Ee 14 5 8 Bill of Materials orara enaa a aeia E EE MR COEPI E AEN 16 6 Ordering Information eebe 2 recente ederent land 17 7 Related Documentation usrresnnssnnnnnnennnnnnnnnnnnnnnnnnnnnn nennen nennen an nnn inni h anie nnn ansa nnn a sinn nna isse nns innen 17 8 Contact nuncu m SEENEN Nee 17 Revision History ene er aaa eae NEE 18 Rev 1 0 3 73M1966B Evaluation Kit User Manual UM_1966B_024 Figures Figure 1 Moth
6. com Rev 1 0 17 73M1966B Evaluation Kit User Manual UM_1966B_024 Revision History Revision Date Description 1 0 3 19 2009 First publication Rev 1 0
7. 4s support 600 850 and 900 Ohms plus one complex impedance which can be ETSI German or custom impedance Some W amp G PCM 4s may not support a complex impedance at all e Return Loss TX digital to RX digital test to determine the amount of transmitted signal is reflected in the receive channel A proper reference impedance and DC supply must be connected at the analog port of the DUT e TX RX Total Distortion Tests the dynamic range of the TX and RX channels and the effects of the compander This test is also sensitive to the RX DC offset and noise Must comply with the test template For information about typical test results and other relevant tests refer to 73M1966B Performance Characterization 12 Rev 1 0 73M1966B Evaluation Kit User Manual UM_1x66B_024 5 Motherboard Schematic PCB Layouts and BOM 5 1 J31 Schematic J32 1 CLK VO d 1 2 FS PCM 2 3 P aer 3 4 4 E TP47 T E Le D LOOPBACK 6 o Dx pom f 183 TP28 DR PCM 3 i HEADER
8. FT DRTPQ HEADER 6 TP29 DX TP 1 TR48 Oo 1 VCC3 8 4 Yi Jan 1966 MASTER MODE 1 4 CLKI PCM 1 C26 OE VCC TP30 TIK TO 2 T8 TP46 FSTP 1 1 ako 3 8 0 tuF 2 3 GNDOUT 2 048MHz oscillator TP49 zn d 357 TP26 Jumper On Small aei INTP 4 4 J24 Je e o PCM HIWAY INTERFACE J30 1 CLKI PCM vcc33 du Xj5 2 F5 PCM X15 3 CPCM 1 Ory 4 DR PCM CLK OUT TP R68 xi E 5 TP22 182 200 SZ TSCB FS POMI 2 x HR PON E I DXF 3 41 VCC3 8 A 1 TSC 5 a TIKO D3 DH 7 8 CERT PCM Red LED 7 e CSB 9 10 AUDIO TEST POINTS 2 X SCLK 1 2 x TP35 TP36 TP37 3 SDO 13 ES Y 2 SDI 15 16 INTB c uud 15 SDT 17 18 Is RSTB 19 7 BOCK T 10X2 18 TP32 TP33 TP34 TEST POINTS E RA SOCKET CONN LEFT SIDE OF BOARD TPS O RIGHT SIDE OF BOARD 4 CALL PROG J3 J42 pi 1 HEADERSX2 i 2 GUI INTERFACE 8 Jar SDIT 4 GE MUTE gigi SPKR EN gt SC i i R46 120K R49 20K C45 TOSIAVE 0 tuF VC03 3 Lei u3 AT 2308 R28 INTERVOX Zou vin H R48 20K TERA VOUT2 CD RSTB VCC3 8 6 2 5 V VREFI f6 cs c25 GND VREF2 C27 a TuF C29 tuF tuF NJM2135M AR Z r E POWER_SWITCH Foes X o POWER GND TP8 2 2uF G G2 G3 G4 Ji VCC3 3 Jean J2 us 5 VCC3 3 V our VON cs ne TF ONOFF 4 BYPASS LP2985 Ce G7 ep CLKI_PCM FS_PCM DR DX_PCM 100K SW4 1966 RESET SW_PB_SPST
9. SEU DIAN Simplifying System Integration 73M1966B Evaluation Kit User Manual March 19 2009 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual UM_1966B_024 2009 Teridian Semiconductor Corporation All rights reserved Teridian Semiconductor Corporation is a registered trademark of Teridian Semiconductor Corporation Windows is a registered trademark of Microsoft Corporation All other trademarks are the property of their respective owners Teridian Semiconductor Corporation makes no warranty for the use of its products other than expressly contained in the Company s warranty detailed in the Teridian Semiconductor Corporation standard Terms and Conditions The company assumes no responsibility for any errors which may appear in this document reserves the right to change devices or specifications detailed herein at any time without notice and does not make any commitment to update the information contained herein Accordingly the reader is cautioned to verify that this document is current by comparing it to the latest version on http www teridian com or by checking with your sales representative Teridian Semiconductor Corp 6440 Oak Canyon Suite 100 Irvine CA 92618 TEL 714 508 8800 FAX 714 508 8877 http www teridian com 2 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual Table of Contents 1 Introduction Moe PUTET 5 1 1 System Requirements torio kika te edi dea Erbe aee Mee pak v
10. Switch E Switch 100SP1T2B4M7RE 1 SW4 Switch Panasonic EVQ PJX05M 26 TP8 TP22 TP26 TP49 Test points Keystone Electronics 5011 1 U3 Amplifier NJR NJM2135M 1 U4 LDO National LP29851M5 3 3 NOPB 1 Y1 2 048MHz oscillator Citizen CMX309FBC2 048M UT 16 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual 6 Ordering Information Table 3 lists the order numbers and packaging marks used to identify 73M1x66B Demo Boards Table 3 Order Numbers and Packaging Marks Part Description Order Number Packaging Mark 73M1966B 20 Pin TSSOP Motherboard Demo Board 73M1966 EVM 73M1916 M 73M1906B 73M1966B 20 Pin TSSOP Demo Board 73M1966 DB 73M1916 M 73M1906B 73M1866B 42 Pin QFN Keychain Demo Board 73M1866 Keychain 73M1866B IM 7 Related Documentation The following 73M1x66B documents are available from Teridian Semiconductor Corporation 73M1866B 73M1966B Data Sheet 73M1966B Demo Board User Manual 73M1866B 73M1966B GUI User Guide 73M1x66 PCM Connectivity Application Note 73M1x66B Layout Guidelines 73M1x66B Worldwide Design Guide 73M1966B Performance Characterization 8 Contact Information For more information about Teridian Semiconductor products or to check the availability of the 73M1966B contact us at 6440 Oak Canyon Road Suite 100 Irvine CA 92618 5201 Telephone 714 508 8800 FAX 714 508 8878 Email modem support teridian com For a complete list of worldwide sales offices go to http www teridian
11. en made that the GUI has been installed following the instructions in the 73M1866B 73M1966B GUI User Guide and that power has been applied to the 73M1966 Demo Motherboard Initialize and configure the Demo Board for your application using the GUI See the 73M1866B 73M1966B GUI User Guide The GUI software includes example scripts that configure the Demo Board for specific purposes The following is a suggested list of tests that can be performed using a PCM measuring set such as the W amp E PCM 4 e TX Gain Tests the digital input to analog output level and its conformance to the required specifications The effect of the gain setting bits can also be tested DAA1 0 TXboost e RX gain tests the analog input to digital output level and conformance to the required specifications The effect of the gain setting bits can also be tested RXG1 0 RX boost e TX RX Gain versus Frequency Tests the gain variation versus frequency across the audio band Shows the passband ripple and adherence to the frequency response template e TX RX Gain Linearity Tests the gain linearity over the receive level dynamic range Also sensitive to the RX DC offset and noise e Return Loss Indicates the matching of the DUT impedance to the standard s reference impedance Only impedances supported by the specific W amp G PCM 4 can be tested Other impedances must be tested using an impedance bridge and adjustable reference impedance Most W amp G PCM
12. erboard with 73M1966B Demo Board 5 Figure 2 Demo Board Connections Ovenew aa asa ao a aaas se sos se aoa seooosesoossasoasssooosaooone 7 Figure 3 Central Office Line Gimulator enne enne nnne tenni nnns nnne enne 8 Figure 4 Simple DG Feed Irene iudi rp e Uc nce red ioo sd dye ee 9 Figure 5 73M1966 Motherboard Schematics enne nnne nns 13 Figure 6 Motherboard Silk Screen Top 14 Figure 7 Motherboard Top Layer 14 Figure 8 Motherboard Bottom Layer enne eene nnne nennen snnt innen 15 Tables Table 1 Motherboard Connectors and Jumpers 11 Table 2 Motherboard Bill of Materials ssssssssssesesess enne enne nnne nnns nennen 16 Table 3 Order Numbers and Packaging Marks ssssssssseseee eere nennen 17 4 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual 1 Introduction The 73M1966B Evaluation Kit is a system for 73M1966B customer evaluations The system is primarily designed to be used with a standard PCM channel measuring set such as the Wandel 8 Goltermann PCM 4 but can be used as a stand alone evaluation platform The kit contains the 73M1966 Demo Motherboard the 73M1966B Demo Board and the Teridian Graphical User Interface GUI The recommended Wandel amp Goltermann PCM 4 test set is an automated system that can analyze the performance of the 73M1966B The GUI can be used to configure the 73M1966B control registers using a personal computer and to read its status conditions
13. frequencies The large coupling capacitors isolate the DC feed from the channel tester and have a very low impedance at audio frequencies to prevent measurement errors R5 Power Tip Supply Termination current limit d 73M1966B E Ring HP or Scope Figure 4 Simple DC Feed Circuit Error Reference source not found illustrates how to use a series resistor DC feed The series resistor does not work when using a channel tester like the Wandel amp Goltermann because the current limiting resistor affects the termination impedance set inside the test set see below The effect is to cause erroneous results For a 600 Ohm termination the current limit resistor can be set to 600 Ohms and the DC voltage can then be adjusted to get the desired current This arrangement does not take into consideration the power supply source resistance however If the setting for the receive termination is set to a high impedance in the PCM 4 some transmit tests can be performed but be sure the PCM 4 is AC coupled to the set up The PCM 4 does not allow DC input voltages For receive tests the current limit resistance will appear to the PCM 4 as an additional load in parallel with the impedance of the 73M1966B termination impedance so the measurements will not be accurate 2 3 4 Considerations When Connecting to the Telephone Network Special care must be taken when using equipment connected to the telephone network RJ 11 socket Equipment mus
14. ncludes e A 73M1966 Demo Motherboard Rev D e 73M1966B Demo Board D1966P11A Rev D3 e A GUI parallel interface cable e An AC to DC transformer wall plug e ACD containing the GUI software and the documentation files 1 3 Safety and ESD Notes Connecting live voltages to the Demo Board system will result in potentially hazardous voltages on the boards Extreme caution should be taken when handling the Demo Boards after connection to live voltages The Demo Boards are ESD sensitive ESD precautions should be taken when handling these boards 6 Rev 1 0 UM 1966B 024 73M1966B Evaluation Kit User Manual 2 Getting Started This section describes the steps needed to ensure proper connection of the components as follows e Connecting to the PCM Test Set e Connecting the SPI to the PC e Connecting to a Central Office Line Simulator e Installing the Graphical User Interface e Connecting the Power Supply e Applying Power Figure 2 shows the basic connections of the 73M1966 Demo Motherboard and external equipment V Be sure to connect the test set equipment and telephone network simulator before powering up the b
15. oard W amp G PCM 4 See Section 2 3 DC LOOP SUPPLY RXA TXDATA RXDATA SYNC CLOCK TXA See Section 2 1 Q e Q Q Q Q 99 oO SE PC Control See Section 2 2 See J5 1 2 Section 2 5 GUI 5VDC DX_PCM DR FS PCM CLKI PCM INTERFACE PWR VCC33 GND ANALOG 73M1966B RE Demo Board 73M1966 DEMO MOTHERBOARD RESET Figure 2 Demo Board Connections Overview Rev 1 0 7 73M1966B Evaluation Kit User Manual UM_1966B_024 2 1 Connecting to the PCM Test Set Using the cables that came with the PCM test set 1 Connect the test set TXDATA to the Motherboard DR Data Receive 2 Connectthe test set RXDATA to the Motherboard DX PCM Data Transmit 3 In most configurations the clock and frame sync are supplied by the test set Connect the test set CLOCK to the Motherboard CLKI PCM Connect the test set SYNC to the Motherboard FS PCM 4 Itis important that the analog signals are connected to the correct analog connectors There are both 2 wire and 4 wire ports and a selector switch on the Wandel 8 Goltermann PCM 4 Make sure that the correct connection and mode selection are used for the particular test being performed 5 The DC loop supply connects the DC feed to the device under test DUT and AC couples the audio to the PCM channel test set Refer to the documentation for the test set being used for details about requirements and limits 2 2 Connecting the SPI to the PC Using the supplied parallel interface cable
16. osition There are two ways to supply power to the board e Use the supplied wall transformer that plugs directly into the board at J5 Do not use in conjunction with J1 and J2 e Feed the board with 3 3 V and GND through the J1 and J2 connectors Cables are not supplied Do not use in conjunction with J5 2 6 Applying Power To apply power place the PWR switch in the up position After applying power press the RESET switch to ensure proper operation of the board 10 Rev 1 0 UM_1966B_024 73M1966B Evaluation Kit User Manual 3 Connectors and Jumpers This section describes the connectors and jumpers on the 73M1966 Demo Motherboard Table 1 Motherboard Connectors and Jumpers krek ava Name Function S1 4 pin daughterboard Socket for the analog interface to the 73M1966B Demo Board connector S2 20 pin daughterboard Socket for the digital interface and power to the 73M1966B Demo connector Board J1 VCC3 3 Banana jack for 3 3V lab supply connection Use either J1 and J2 or J5 but not both Using J1 and J2 is necessary only if testing over a range of voltage J2 GND Banana jack for ground lab supply connection Use either J1 and J2 or J5 but not both Using J1 and J2 is necessary only if testing over a range of voltage J3 To Slave Connector to connect SPI to slave demo board J4 From Master Connector to connect SPI to master demo board
17. t not be connected to the ground of the main socket when using commercially available line simulators since these are intended to have a floating connection relative to power ground Also if one oscilloscope probe is connected between TIP RING or other line side points the ground reference must also be connected to the network not to ground No other probe can be connected to the host side of the board to monitor other signals using the host ground as reference unless isolated grounds are supported for each channel Oscilloscopes with isolated channels can be used Separate ungrounded oscilloscopes using a cheater plug on the power connector can be used to monitor the line side only but this can lead to additional noise when making measurements If you use a non commercial network simulator some of these problems can be avoided but care must still be taken with the connections 2 4 Graphical User Interface The 73M1966B comes with a Graphical User Interface GUI that allows access to various components on the board through a USB connection from a host PC computer running Windows XP The GUI is used to configure the 73M1966B Demo Board control the registers and read the status conditions of the board Install the GUI following the instructions in the 73M1866B 73M1966B GUI User Guide Rev 1 0 9 73M1966B Evaluation Kit User Manual UM_1966B_024 2 5 Connecting the Power Supply Before applying power place the PWR switch in the down p
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