TDA4453 - Video IF Amplifier for Multistandard TV Receiver and VTR Appliances

Product Overview

TEMIC Semiconductors

Datasheet Details

Part number	TDA4453
Manufacturer	TEMIC Semiconductors
File Size	101.24 KB
Description	Video IF Amplifier for Multistandard TV Receiver and VTR Appliances
Datasheet	TDA4453 Datasheet
Additional preview pages of the TDA4453 datasheet.

Product details

Description

Pin 1,16 2 3,15 4 5 6 Function IF-input Standard switch: open B/G ground L Ground IF-AGC storage capacitor AGC (tuner control) Tuner AGC take over Pin 7 8,9 10 11 12 13 14 Function Not connected Demodulator circuit Average capacitor standard L Video output Not connected Supply voltage Not connected Circuit Description The following function units are integrated in this circuit combination for video-IF processing: D Video output amplifier with low-pass characteristics, limiter for ultra black a

Features

D Interference suppression D Standard B/G-L suitable, processes negatively and positively modulated IF-signals with equal polarity of the output signal D Fast AGC by controlled discharge of the AGC capacitor Standard L mode: AGC acting on peak white level, capacitor discharge control by averaged video signal Standard B/G: AGC acting on the sync. pulse peak D Ultra white inverter and ultra black limiter for reducing transmission interference D Internally noise protected gain control, no flybac.

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Published: Apr 23, 2005 |