KA8504 - SPEECH NETWORK

Description

Pin No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Symbol VL CI CO BIAS MF MUTE VR GND TOF MIC + MIC GC RXI ROF RXO VCC Description Positive power line and TX Amp Output.

Current input.

Current output.

Features

Low line current operation.
Mute function.
DTMF signal interface.
Easy gain control.

Samsung semiconductor

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Datasheet Details

Part number	KA8504
Manufacturer	Samsung semiconductor
File Size	67.51 KB
Description	SPEECH NETWORK
Datasheet	KA8504 Datasheet
Additional preview pages of the KA8504 datasheet.

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KA8503 - Low Voltage Speech Network

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www.DataSheet4U.com KA8504 SPEECH NETWORK WITH DIALER INTERFACE INTRODUCTION 16-DIP-300A The KA8504 is a telephone speech network which includes TX Amp, RX Amp and DTMF Amp. The gain is controlled automatically by sensing the line current. The circuit internally performs electronic switching between dialing and speech by mute signal. FEATURES • Low line current operation • Mute function • DTMF signal interface • Easy gain control ORDERING INFORMATION Device KA8504 Package 16-DIP-300A Operating Temperature - 40°C ~ + 85°C BLOCK DIAGRAM ROF 14 RXI 13 RX INPUT AMP RX GAIN CONTROL RX OUTPUT AMP 15 RXO GC 12 GAIN CONTROLLER 5 MF 10 VL 1 TX AMP MIC+ TX GAIN CONTROL TX AMP 11 MIC- 2 CI 3 CO 6 MUTE 9 TOF Fig.

Published: Feb 16, 2007 |