AD9641-155KITZ

Evaluation Board User Guide UG-294 One Technology Way • P.O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Tel: 781.329.4700 • Fax: 781.461.3113 • www.analog.com Evaluating the AD9644/AD9641 Analog-to-Digital Converters FEATURES DOCUMENTS NEEDED Full featured evaluation board for the AD9644 or AD9641 SPI interface for setup and control External clock, on-board oscillator, and AD9524 clocking options Balun/transformer and amplifier input drive options LDO regulator and switching power supply options VisualAnalog® and SPI controller software interfaces AD9644 or AD9641 data sheet AD9524 data sheet ADP2114 or ADP2108 data sheet AD8376 or ADL5562 data sheet JESD204A specification AN-905 Application Note, VisualAnalog Converter Evaluation Tool Version 1.0 User Manual AN-878 Application Note, High Speed ADC SPI Control Software AN-877 Application Note, Interfacing to High Speed ADCs via SPI AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation EQUIPMENT NEEDED Analog signal source and antialiasing filter Sample clock source (if not using the on-board oscillator) 2 switching power supplies (6.0 V, 2.5 A), CUI EPS060250UHPHP-SZ, provided PC running Windows® 98 (2nd ed.), Windows 2000, Windows ME, or Windows XP USB 2.0 port, recommended (USB 1.1 compatible) AD9644 or AD9641 evaluation board FIFO-GX FPGA-based data capture kit SOFTWARE NEEDED VisualAnalog SPI controller GENERAL DESCRIPTION This user guide describes the AD9644 and AD9641 evaluation boards (AD9644-155KITZ, AD9644-80KITZ, AD9641-80KITZ), which provide all of the support circuitry required to operate the AD9644 and AD9641 in the available modes and configurations. The application software used to interface with the device is also described. The AD9644 and AD9641 data sheets provide additional information and should be consulted when using the evaluation board. For additional information or questions, send an email to highspeed.converters@analog.com. The JESD204A specification can be downloaded from the JEDEC website. The download is free, but registration is required. 09941-001 TYPICAL MEASUREMENT SETUP Figure 1. AD9644/AD9641 Evaluation Board and FIFO-GX Data Capture Board PLEASE SEE THE LAST PAGE FOR AN IMPORTANT WARNING AND LEGAL TERMS AND CONDITIONS. Rev. B | Page 1 of 48 UG-294 Evaluation Board User Guide TABLE OF CONTENTS Features .............................................................................................. 1  Input Signals...................................................................................3  Equipment Needed ........................................................................... 1  Output Signals ...............................................................................3  Software Needed ............................................................................... 1  Default Operation and Jumper Selection Settings ....................5  Documents Needed .......................................................................... 1  Evaluation Board Software Quick Start Procedures .....................8  General Description ......................................................................... 1  Configuring the Board .................................................................8  Typical Measurement Setup ............................................................ 1  Using the Software for Testing.....................................................8  Revision History ............................................................................... 2  Evaluation Board Schematics and Artwork ................................ 14  Evaluation Board Hardware ............................................................ 3  Ordering Information .................................................................... 38  Power Supplies .............................................................................. 3  Bill of Materials ........................................................................... 38  REVISION HISTORY 3/13—Rev. A to Rev. B Changed ADA4937 to ADA4937-1 and ADA4938 to ADA4938-1........................................................................................ 5 Changes to Figure 21 ...................................................................... 18 Changes to Figure 22 ...................................................................... 19 Changes Table 4 .............................................................................. 39 9/12—Rev. 0 to Rev. A Removed HSC-ADC-EVALCZ (Throughout) ............................. 1 8/11—Revision 0: Initial Version Rev. B | Page 2 of 48 Evaluation Board User Guide UG-294 EVALUATION BOARD HARDWARE The AD9644 and AD9641 evaluation boards provide all of the support circuitry required to operate the parts in various modes and configurations. Figure 2 shows the typical bench characterization setup used to evaluate the ac performance of the AD9644 or AD9641. It is critical that the signal sources used for the analog input and clock have very low phase noise (