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EV8AQ160-EB Evaluation Board

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User Guide

Содержание EV8AQ160-EB

Страница 1: ...EV8AQ160 EB Evaluation Board User Guide...

Страница 2: ......

Страница 3: ...acteristics 3 12 Section 4 4 1 Overview 4 15 4 2 Configuration 4 15 4 3 Getting Started 4 15 4 4 Troubleshooting 4 22 4 5 Installation Software 4 23 4 6 Operating Modes 4 24 4 6 1 Settings 4 25 4 6 2...

Страница 4: ...ii EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2008 6 1 Ordering Information 6 47 Section 7 7 1 EV8AQ160 EB Electrical Schematics 7 49 7 2 EV8AQ160 EB Board Layers 7 53...

Страница 5: ...e sampling clock analog inputs and reset inputs accesses and 2 54 mm pitch connectors compatible with high speed acquisition system probes Thanks to its user friendly interface the EV8AQ160 EB Kit ena...

Страница 6: ...power supplies are required VCC 3 3V analog positive power supply includes the SPI pads VCCD 1 8V digital positive power supply VCCO 1 8V output power supply 3 3V digital interface primary power supp...

Страница 7: ...ics Layer 1 Copper layer Copper thickness 40 m with NiAu finish AC signals traces 50 microstrip lines DC signals traces FR4 HTG dielectric layer Layer thickness 200 m Layer 2 Copper layer Copper thick...

Страница 8: ...in the high frequency domain 50 lines matched to 0 1 mm in length between XAI and XAIN X A B C or D or CLK and CLKN 909 m pitch between the differential traces 1270 m between two differential pairs 3...

Страница 9: ...tputs 2 54 mm Pitch Connector X AL AH BL BH CL CH DL DH 2 4 Reset Inputs Two hardware reset signals are provided SYNCP SYNCN corresponds to the reset of the output clock of the ADC analog reset RSTN c...

Страница 10: ...ickness Figure 2 5 Board Layout for the SYNC Signal Figure 2 6 SYNC SYNCN Inputs Implementation The resistors are used only for pull up and pull down of the SYNC signals A push but ton is provided for...

Страница 11: ...nce and are surrounded by two ground planes layer 2 and 5 Each incoming power supply is bypassed at the banana jack by a 1 F Tantalum capac itor in parallel with a 100 nF chip capacitor Each power sup...

Страница 12: ...Hardware Description 2 10 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 13: ...formance The clock input level is typically 3 dBm and should not exceed 10 dBm into 50 The clock frequency should be set to 2 5 GHz corresponding to 1 25 Gsps sampling in 4 channel mode or 2 5 Gsps sa...

Страница 14: ...le differential input digital outputs LVDS 100 Tamb typical 25 C unless otherwise specified Table 3 1 Recommended Conditions of Use Parameter Symbol Comments Recommended Unit Analog supply voltage inc...

Страница 15: ...pads Digital Output and 3 Wire serial interface ICC ICCD ICCO 1 4 136 4 9 29 150 5 5 45 mA mA mA Power supply current full standby mode DMUX 1 2 Analog and SPI pads Digital Output and 3 Wire serial i...

Страница 16: ...Operating Characteristics 3 14 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 17: ...up menus to write data from the hardware 4 2 Configuration The advised configuration for Windows 98 is PC with Intel Pentium Microprocessor of over 100 MHz Memory of at least 24 Mo For other versions...

Страница 18: ...Software Tools 4 16 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 4 1 Install Window Figure 4 2 QUAD 8 bit 1 25 Gsps Application Setup Wizard Window...

Страница 19: ...0834E BDC 07 09 e2v semiconductors SAS 2009 2 Select Destination Directory Figure 4 3 QUAD 8 bit 1 25 Gsps Select Destination Directory Window 3 Select Components choose Full installation Figure 4 4 Q...

Страница 20: ...EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 4 Select Start Menu Folder Figure 4 5 QUAD 8 bit 1 25 Gsps Select Start Menu Window 5 Select Additional Tasks Figure 4 6 QUAD 8 bit 1 25 Gsps...

Страница 21: ...tors SAS 2009 6 Ready to install Figure 4 7 QUAD 8 bit 1 25 Gsps Ready To Install Window If you agree with the install configuration press Install button Figure 4 8 QUAD 8 bit 1 25 Gsps Application Se...

Страница 22: ...semiconductors SAS 2009 Figure 4 9 QUAD 8 bit 1 25 Gsps Completing Setup Wizard Window After the installation you can launch the interface with the following file C Program Files e2v QUAD_8bit Quad A...

Страница 23: ...wered a red LED appears on the right of the reset button and the application is grayed out 2 Check your connection and restart the application 3 If the serial interface is not active the LED appears i...

Страница 24: ...and DB9 connector are properly connected 5 check that all supplies are properly powered on The serial port configuration should be as follows Bit rate 19200 Data coding 8 bits 1 start bit 1 stop bit...

Страница 25: ...gure 4 15 QUAD 8 bit 1 25 Gsps User Interface Port Menu The Port menu shows all available ports on your computer The port currently used has a check mark on its left By clicking another port item the...

Страница 26: ...pup menus and capture windows allows easy 1 Settings 2 Test mode 3 Gain Offset Phase adjustments 4 INL adjustments With Setting and Test mode windows always click on Apply button to validate any comma...

Страница 27: ...07 09 e2v semiconductors SAS 2009 or 4 6 1 Settings Figure 4 16 Settings In this window five functions are available ADC mode 4 channel mode the four ADCs work independently at Fclock 2 sampling rate...

Страница 28: ...ng rate is equal to Fclock where Fclock is the external clock signal frequency the analog inputs can be applied to A or B and respectively C or D Figure 4 17 Two Channel Mode One channel mode the four...

Страница 29: ...EB User Guide 4 27 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 4 18 One channel Mode Simultaneous sampling all four ADCs work in 4 channel mode but with one same ana log input signal which is...

Страница 30: ...ive A ON B ON C ON D ON Partial standby either A and B are in standby or C and D are in standby Full standby all four ADCs are in standby General settings DMUX mode 1 1 or 1 2 output ratio Output mode...

Страница 31: ...rams the number of clock cycles prior to output clock restart after SYNC reset Software reset resets the SPI by software 4 6 2 Test In this window the test mode is available Either a ramp is generated...

Страница 32: ...Once a channel has been selected you can adjust the gain offset phase of this channel You first need to enter the desired value for the gain offset phase thanks to the cursor If you need to retrieve t...

Страница 33: ...pushing the Cancel button The general Apply and Cancel buttons are not active in this window as soon as the Send button is pressed the gain offset phase adjustments are made active In the following e...

Страница 34: ...S 2009 In the following example you can see that the internal phase register is set to 0 059 and that the user wants the phase to be set to 15 ps In the second picture the Write and Send buttons have...

Страница 35: ...please refer to the specific procedure for the INL calibration The process is similar to the one used for the gain offset phase adjustments Select the channel where you need to adjust the INL Check t...

Страница 36: ...es by the following rule If there is an INL peak 0 5 LSB around a specific code then this peak can be decreased by 0 15 LSB by writing a 1 on the bit given by the Table 4 1 below for the second level...

Страница 37: ...ncrease by 0 15 LSB Decrease by 0 45 LSB Decrease by 0 15 LSB 0 0x32 bit 8 0x35 bit 8 0x32 bit 9 0x35 bit 9 16 0x32 bit 10 0x35 bit 10 0x32 bit 11 0x35 bit 11 32 0x32 bit 12 0x35 bit 12 0x32 bit 13 0x...

Страница 38: ...re Tools 4 36 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Select file ADC_QUAD_INL txt This file is the INL measurement of on ADC before calibration File txt format with 256 INL...

Страница 39: ...V8AQ160 EB User Guide 4 37 0834E BDC 07 09 e2v semiconductors SAS 2009 Example ADC_QUAD_INL txt After loading file the software compute automatically the INL register Note Do not forget to push Write...

Страница 40: ...Software Tools 4 38 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 41: ...revious ones Select the channel where you need to adjust the input impedance Check that the channel is ON and READY green LEDs Enter the resistor value Push the Write button to write these values to t...

Страница 42: ...Load and Save Configuration The File menu shows the possibility to load or save a configuration of the EV8AQ160 or to create a datalog file It is possible to save the configuration of EV8AQ160 into a...

Страница 43: ...SAS 2009 This file could be loaded into the EV8AQ160 Select the File menu and click to Load Configuration chose the xx txt file It is possible to save the Data log of the EV8AQ160 configuration into...

Страница 44: ...Software Tools 4 42 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 45: ...is thus recommended to use a differential source to drive the analog inputs of this ADC external balun or differential amplifier Note For characterization purposes we used the following transformers...

Страница 46: ...by shorting the SMA on CLKIN with a 50 cap The jitter performance on the clock is crucial to obtain optimum performance from the ADC We thus recommend to use a very low phase noise clock and to filter...

Страница 47: ...t apply a pulse signal with a pulse generator via the SYNC SMA or apply directly a DC voltage 0 9V 1 3V via the test points 5 4 Output Data The output data are LVDS and are 100 terminated to ground as...

Страница 48: ...sed 5 6 Diode for Junction Temperature Monitoring Two 2 mm banana jacks are provided for the die junction temperature monitoring of the ADC One banana jack is labeled DIODA and should be applied a cur...

Страница 49: ...l measurements should be performed in differential configuration for analog and clock input The following baluns could be used AAI Input Signal Generator Clock Signal Generator Band pass filter Filter...

Страница 50: ...Application Information 5 48 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 51: ...on 6 Ordering Information 6 1 Ordering Information Table 6 1 Ordering Information Part Number Package Temperature Range Screening Level Comments EV8AQ160CTPY EBGA 380 RoHS Commercial C grade 0 C Tamb...

Страница 52: ...Ordering Information 6 48 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009...

Страница 53: ...EV8AQ160 EB User Guide 7 49 0834E BDC 07 09 e2v semiconductors SAS 2009 Section 7 Appendices 7 1 EV8AQ160 EB Electrical Schematics Figure 7 1 Power Supplies Bypassing...

Страница 54: ...Appendices 7 50 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 2 Power Supplies Decoupling J 5 Tolerance...

Страница 55: ...Appendices EV8AQ160 EB User Guide 7 51 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 3 Electrical Schematics ADC...

Страница 56: ...Appendices 7 52 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 4 Electrical Schematics ADC...

Страница 57: ...Appendices EV8AQ160 EB User Guide 7 53 0834E BDC 07 09 e2v semiconductors SAS 2009 7 2 EV8AQ160 EB Board Layers Figure 7 5 Top Layer...

Страница 58: ...Appendices 7 54 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 6 Bottom Layer...

Страница 59: ...Appendices EV8AQ160 EB User Guide 7 55 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 7 Equipped Board Top...

Страница 60: ...Appendices 7 56 EV8AQ160 EB User Guide 0834E BDC 07 09 e2v semiconductors SAS 2009 Figure 7 8 Equipped Board Bottom...

Страница 61: ...ngland Tel 44 0 1245 493493 Fax 44 0 1245 492492 mailto enquiries e2v com e2v sas 16 Burospace F 91572 Bi vres Cedex France Tel 33 0 16019 5500 Fax 33 0 16019 5529 mailto enquiries fr e2v com e2v gmbh...

Страница 62: ...vi 0834E BDC 07 09 e2v semiconductors SAS 2007...

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