U4074B - Tone Ringer Interface

Product Overview

TEMIC Semiconductors

Datasheet Details

Part number	U4074B
Manufacturer	TEMIC Semiconductors
File Size	99.33 KB
Description	Tone Ringer Interface
Datasheet	U4074B Datasheet
Additional preview pages of the U4074B datasheet.

Product details

Description

The U4074B is a monolithic integrated circuit that contains all integral components of a ringing circuit for telephone sets used in conjunction with a microcomputer.

Features

D Suitable for specifications FTZ 1TR2 and ETR 2 D Rectifier bridge D Z-diode D Amplitude detection D Supply voltage for microcomputer 3.5 @ D DC operation possible D Bridge push-pull output stage 22 mF V B 2(3) TH 130 kW 3(4) VDD 10 (12) 2f 4(5) 47mF D CMOS-compatible microcomputer interface D 2-bit log. volume adjustment D High-voltage bipolar technology, 30 V v 1.5 mA Benefits D mC controlled melody and volume D Low number of external components On/Off a 0.8mF (1)1 a 2.2 kW Ringing signa.

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Other Datasheets by TEMIC Semiconductors

U4070B-FP - Tone Ringer Interface
U4076B - Three-Tone Ringer for Telephone Sets
U4076B-FL - Three-Tone Ringer for Telephone Sets
U4030B - Telephone Speech Circuit
U4050B - Speech Circuit
U4055B - Low-Voltage Electronic Speech Circuit

Published: Apr 16, 2005 |