Texas Instruments PGA112, Руководство пользователя

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1 Overview
1.1 PGA112EVM Hardware
1.2 Related Documentation from Texas Instruments
1.3 If You Need Assistance
Overview
www.ti.com
This document provides the information needed to set up and operate the PGA112EVM evaluation
module, a test platform for the
PGA112 and PGA113 programmable gain amplifiers . For a more detailed
description of the PGA112 family, please refer to the product data sheet ( SBOS424 ) available from the
Texas Instruments web site at http://www.ti.com . Additional support documents are listed in the section of
this guide entitled Related Documentation from Texas Instruments .
The PGA112EVM is an evaluation module that is used to fully evaluate the PGA112 and PGA113
programmable gain amplifiers. The PGA112EVM consists of two printed circuit boards (PCBs). One board
(the USB DAQ Platform) generates the digital signals required to communicate with the PGA112, which is
part of the second board (PGA112_Test_Board), as well as support and configuration circuitry.
Throughout this document, the abbreviation EVM and the term evaluation module are synonymous with
the PGA112EVM.
Figure 1 shows the hardware included with the PGA112EVM kit. Contact the factory if any component is
missing. It is highly recommended that you check the TI web site at http://www.ti.com to verify that you
have the latest software. It is also recommended that you watch the QuickStart Video (included on the
compact disk) before using the PGA112EVM.
The complete kit includes the following items:
•
PGA112 test PCB
•
USB DAQ platform PCB
•
USB cable
•
CD-ROM containing this user's guide, product software, and a demonstration video
The following document provides information regarding Texas Instruments integrated circuits used in the
assembly of the PGA112EVM. This user's guide is available from the TI web site under literature number
SBOU073 . Any letter appended to the literature number corresponds to the document revision that is
current at the time of the writing of this document. Newer revisions may be available from the TI web site
at
http://www.ti.com/ , or call the Texas Instruments Literature Response Center at (800) 477-8924 or the
Product Information Center at (972) 644-5580. When ordering, identify the document by both title and
literature number.
Document Literature Number
PGA112 Product Data Sheet SBOS424
USB DAQ Platform Users Guide SBOU056
OPA333 Product Data Sheet SBOS351
ADS1100 Product Data Sheet SBAS239
If you have questions about the PGA112 evaluation module, send an e-mail to the Linear Application
Team at
precisionamps@list.ti.com . Include PGA112EVM as the subject heading.
2 PGA112 Evaluation Module SBOU073 – February 2009
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