PGA2500 Datasheet Digitally Controlled Microphone Preamplifier

Manufacturer: Burr-Brown (Texas Instruments)

Overview: PGA2500 SBOS289A − NOVEMBER 2003 − REVISED DECEMBER 2003 Digitally Controlled Microphone.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number	PGA2500
Manufacturer	Burr-Brown (Texas Instruments)
File Size	197.80 KB
Description	Digitally Controlled Microphone Preamplifier
Datasheet	PGA2500 PGA2500_Burr Datasheet (PDF)

General Description

The PGA2500 is a digitally controlled, analog microphone preamplifier designed for use as a front end for highperformance audio analog-to-digital converters (ADCs).

The PGA2500

Key Features

D Fully Differential Input-to-Output Architecture D Digitally Controlled Gain Using Serial Port Interface:.
Gain Range: 10dB through 65dB, 1dB per step.
Unity (0dB) Gain Setting via Serial Port or Dedicated Control Pin Dynamic Performance:.
Equivalent Input Noise with ZS = 150Ω and Gain = 30dB:.
128dBu.
Total Harmonic Distortion plus Noise (THD+N) with Gain = 30dB: 0.0004% Zero Crossing Detection Minimizes Audible Artifacts when Gain Switching Integrat.

PGA2500 Distributor

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