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TDA4445A Fiches technique (PDF) - TEMIC Semiconductors

TDA4445A Datasheet PDF - TEMIC Semiconductors
No de pièce TDA4445A
Télécharger  TDA4445A Télécharger

Taille du fichier   117.08 Kbytes
Page   8 Pages
Fabricant  TEMIC [TEMIC Semiconductors]
Site Internet  http://www.temic.de
Logo TEMIC - TEMIC Semiconductors
Description Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

TDA4445A Datasheet (PDF)

Go To PDF Page Télécharger Fiches technique
TDA4445A Datasheet PDF - TEMIC Semiconductors

No de pièce TDA4445A
Télécharger  TDA4445A Click to download

Taille du fichier   117.08 Kbytes
Page   8 Pages
Fabricant  TEMIC [TEMIC Semiconductors]
Site Internet  http://www.temic.de
Logo TEMIC - TEMIC Semiconductors
Description Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

TDA4445A Fiches technique (HTML) - TEMIC Semiconductors

TDA4445A Datasheet HTML 1Page - TEMIC Semiconductors TDA4445A Datasheet HTML 2Page - TEMIC Semiconductors TDA4445A Datasheet HTML 3Page - TEMIC Semiconductors TDA4445A Datasheet HTML 4Page - TEMIC Semiconductors TDA4445A Datasheet HTML 5Page - TEMIC Semiconductors TDA4445A Datasheet HTML 6Page - TEMIC Semiconductors TDA4445A Datasheet HTML 7Page - TEMIC Semiconductors TDA4445A Datasheet HTML 8Page - TEMIC Semiconductors

TDA4445A Détails du produit

Circuit Description

This circuit includes the following functions

 Three symmetrical and gain controlled wide band amplifier stages, which are extremely stable by quasi DC coupling without feedback

 Averaged AGC with discharge control circuit

 AGC voltage generator



Quasi parallel sound operation

 High phase accuracy of the carrier signal processing, independent from AM

 Linear quadrature demodulator

 Sound–IF–amplifier stage with impedance converter



AM–Demodulation (TDA4445B only)

 Carrier controlled demodulator

 Audio frequency stage with impedance converter

 Averaged low pass AGC



Features

 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 VSvariations

 Very few external components



TDA4445B additional

 Targeting bistandard applications (B/G and L)

 Alignment free AM demodulator

 Low AM distortion




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