PGA2500EVM

PGA2500 Evaluation Module

PGA2500EVM

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Overview

The PGA2500EVM provides a convenient platform for evaluating the performance and features of the PGA2500 product. Data output ports can be used to daisy-chain multiple PGA2500EVM circuit boards. The EVM requires the use of three power supplies, +/-5 analog supply and a +5 digital supply.

Features
  • Accepts either XLR or TRS balanced input connections
  • Configurable front-end circuit options for prototyping pads and filters
  • SLR balanced output with flexible output loading options
  • Buffered PC parallel and DATA_IN ports provide host interface connections
  • DATA_OUT port allows daisy-chaining of multiple PGA2500EVM boards
  • Register read back function supports host interface diagnostic capability
  • LED indicators for GPOs and the over range output
  • Common mode voltage input (VcomIN) terminal
  • Includes applications software which is compatible with most personal computers that have a built-in parallel port and run Microsoft Windows 9x, 2000, or XP operating systems


BOM
Downloadable gerber file
PCB Files
Schematic
Test Procedure

Microphone preamplifiers
PGA2500 Gain Range: 0dB, and 10dB to 65dB in 1dB steps
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Evaluation board

PGA2500EVM — PGA2500 Evaluation Module

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Technical documentation

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Type Title Date
* EVM User's guide PGA2500EVM Evaluation Module User's Guide 05 Dec 2003
Certificate PGA2500EVM EU Declaration of Conformity (DoC) 02 Jan 2019

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