TDA4445B - Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

TEMIC Semiconductors

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Datasheet Details

Part number	TDA4445B
Manufacturer	TEMIC Semiconductors
File Size	117.09 KB
Description	Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator
Datasheet	TDA4445B_TEMICSemiconductors.pdf

TDA4445B Product details

Description

Pin 1 16 3 8 9 11 12 13 2, 4, 7, 10, 14, 15 Symbol Function IF input If AGC time constant Tuned circuit Supply voltage Sound-IF-output Ground not connected TELEFUNKEN Semiconductors Circuit Description This circuit includes the following functions D Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback D Averaged AGC with discharge control circuit D AGC voltage generator Quasi parallel sound operatio

Features

D D D D D D Very high input sensitivity Excellent signal to noise ratio Fast averaged AGC IF amplifier can be switched off for VTR mode Output signal stabilized against VS variations Very few external components TDA4445B additional D Targeting bistandard.

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Published: Apr 23, 2005 |