TEA1068 Datasheet Versatile telephone transmission

Manufacturer: NXP Semiconductors

TEA1068 versatile telephone transmission by NXP Semiconductors - Datasheet Preview

Datasheet Details

Part number	TEA1068
Manufacturer	NXP Semiconductors
File Size	168.06 KB
Description	Versatile telephone transmission
Datasheet	TEA1068 Datasheet

General Description

The TEA1068 is a bipolar integrated circuit performing all speech and line interface functions required in fully electronic telephone sets.

It performs electronic switching between dialling and speech.

MAX.

Overview

INTEGRATED CIRCUITS DATA SHEET TEA1068 Versatile telephone transmission circuit with dialler interface Product speciﬁcation Supersedes data of June 1990 File under Integrated Circuits, IC03 1996 Apr 23 Philips.

Key Features

Voltage regulator with adjustable static resistance.
Provides supply for external circuitry.
Symmetrical high-impedance inputs (64 kΩ) for dynamic, magnetic or piezoelectric microphones.
Asymmetrical high-impedance input (32 kΩ) for electret microphone.
Dual-Tone Multi-Frequency (DTMF) signal input with confidence tone.
Mute input for pulse or DTMF dialling.
Power down input for pulse dial or register recall.
Receiving ampl.

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