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U4091BM Datasheet Programmable Telephone Audio Processor

Manufacturer: TEMIC Semiconductors (now Microchip)

General Description

The programmable telephone audio processor U4091BM is a linear integrated circuit for use in

Overview

www.DataSheet4U.com U4091BM Programmable Telephone Audio Processor.

Key Features

  • D Speech circuit with anti-clipping D Tone-ringer interface with DC/DC converter D Speaker amplifier with anti-distortion D Power-supply management (regulated, unregulated) and a special supply for electret microphone D Voice switch D Interface for answering machine and cordless phone Benefits D No piezoelectric transducer for tone ringing necessary D Complete system integration of analog signal processing on one chip D Very few external components.