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Evaluation Board User Guide
UG-243
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
Evaluation Board for the AD5172 Digital Potentiometer
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT
WARNING AND LEGAL TERMS AND CONDITIONS.
Rev. 0 | Page 1 of 16
FEATURES
Full-featured evaluation board for the AD5172
Various test circuits
Various ac/dc input signals
PC control via a separately purchased system development
platform (SDP)
PC software for control
Resistor tolerance error stored in EEMEM
PACKAGE CONTENTS
EVAL-AD5172SDZ board
CD that includes
Self-installing software that allows users to control the
board and exercise all functions of the device
Electronic version of the AD5172 data sheet
Electronic version of the UG-243 user guide
GENERAL DESCRIPTION
This user guide describes the evaluation board for evaluating the
AD5172, a dual-channel, 256-position, one-time programmable
(OTP) memory digital potentiometer that employ fuse link
technology to achieve memory retention of resistance settings.
The on-board socket allows the user to easily replace the device
for reprogramming of the OTP memory.
The AD5172 supports a single-supply 2.7 V to 5.5 V operation,
making the device suited for battery-powered applications and
many other applications with a superior low temperature
coefficient performance.
In addition, the AD5172 uses a versatile I
2
C serial interface that
operates in fast mode, allowing speeds of up to 400 kHz.
The EVAL-AD5172SDZ can operate in single-supply mode and
incorporates an internal power supply from the USB.
Complete specifications for the AD5172 part can be found in
the AD5172 data sheet, which is available from Analog Devices,
Inc., and should be consulted in conjunction with this user
guide when using the evaluation board.
DIGITAL PICTURE OF EVALUATION BOARD WITH SYSTEM DEVELOPMENT PLATFORM
EVAL-AD5172SDZ
SYSTEM DEVELOPMENT
PLATFORM
09610-001
Figure 1.
