PBL38812 - Voice-switch circuit for Handsfree speakerphone TAM

Product Overview

Ericsson

Datasheet Details

Part number	PBL38812
Manufacturer	Ericsson
File Size	133.97 KB
Description	Voice-switch circuit for Handsfree speakerphone TAM
Datasheet	PBL38812 Datasheet
Additional preview pages of the PBL38812 datasheet.

Product details

Description

The PBL 388 12 contains all the necessary circuitry, amplifiers, detectors, comparators and control functions to implement a high performance, voice-switched, ”hands-free ” function in an answering machine.

Features

Settable gain dynamics (25 or 50 dB).
Low power consumption, totally 1.0mA at 3.3V typical.
Background noise compensation in the transmitting channel with hold function.
Exellent noise performance.
Both channel input amplifiers have balanced inputs.
Minimum of external components needed for function.
16-pin SO and 18-pin DIP encapsulation. 1 5 PBL 388 12 F3 Control F6 12 16 4 6 15 13 11 P B L 38 8 16-pin SO + F2 F5.

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Published: Mar 22, 2005 |