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Evaluation Board User Guide
UG-016
One Technology Way • P. O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Te l: 781.329.4700 • Fax: 781.461.3113 • www.analog.com
Evaluating the AD9276 and AD9277 Octal LNA/VGA/AAF/12-/14-Bit ADCs
and CW I/Q Demodulators
See the last page for an important warning and disclaimers. Rev. 0 | Page 1 of 28
FEATURES
Full featured evaluation board for the AD9276 and the
AD9277
SPI and alternate clock options
Internal and external reference options
VisualAnalog and SPI Controller software interfaces
EQUIPMENT NEEDED
Analog signal source and antialiasing filter
2 switching power supplies (6.0 V, 2.5 A) CUI EPS060250UH-
PHP-SZ, provided
Linear bench top dc voltage source (0 V to 1.6 V), not
required for CW Doppler mode
PC running Windows® 98 (2nd edition), Windows 2000,
Windows ME, or Windows XP
USB 2.0 port, recommended (USB 1.1 compatible)
AD9276 and AD9277 evaluation board
HSC-ADC-EVALCZ FPGA-based data capture kit
For CW Doppler mode: spectrum analyzer
DOCUMENTS NEEDED
AD9276 and AD9277 data sheets
HSC-ADC-EVALCZ data sheet, High Speed Converter
Evaluation Platform (FPGA-based data capture kit)
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, Interface to High Speed ADCs via SPI
SOFTWARE NEEDED
VisualAnalog
SPI Controller
GENERAL DESCRIPTION
This document describes the evaluation board for the AD9276
and AD9277, which provides all of the support circuitry required
to operate the AD9276 and AD9277 in their various modes and
configurations. The application software used to interface with
the devices is also described.
The AD9276 and AD9277 data sheets, available at
www.analog.com, provide additional information and should be
consulted when using the evaluation board. All documents and
software tools are available at http://www.analog.com/fifo. For
any questions, send an email to highspeed.converters@analog.com.
TYPICAL MEASUREMENT SETUP
08282-001
Figure 1. AD9276-65EBZ/AD9276-80KITZ/AD9277-50EBZ Evaluation Board and HSC-ADC-EVALCZ Data Capture Board
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