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XR-T6425 Datasheet Speakerphone IC

Manufacturer: Exar (now MaxLinear)

General Description

The XR-T6425 speakerphone IC is a low cost solution for the implementation of a hands-free telephone.

It is a convenient way of carrying on conversation without using the handset.

while the user is talking into a microphone and listening from a loudspeaker located on the desk.

Overview

f..Xt(IR XR-T6425 Speakerphone Ie GENERAL.

Key Features

  • Low Operating Voltage (4.5 V) Single Chip Speakerphone No External Adjustments Smooth T/R Switching Background Noise Detection and Suppression On-chip Hybrid Circuit GND BIAS Vee TXTJ RXT J TXM OUT TxLOUT Tx GNF TXG OUT TXS IN DTMFIN VOL Tx eOMP Vo NET TXT 4.