TDA4439 - Video IF Amplifier for Multistandard TV and VTR

Product Overview

TEMIC Semiconductors

Datasheet Details

Part number	TDA4439
Manufacturer	TEMIC Semiconductors
File Size	105.47 KB
Description	Video IF Amplifier for Multistandard TV and VTR
Datasheet	TDA4439 Datasheet
Additional preview pages of the TDA4439 datasheet.

Product details

Description

1 2 3 4 5 6 7 8 95 10840 TELEFUNKEN Semiconductors 16 15 14 13 12 11 10 9 Pin 1, 18 2 3, 17 4 5 6 7 8, 11 9, 10 12 13 14 15 16 Function IF input Standard switch: open B/G ground L Ground IF-AGC storage capacitor AGC (tuner control) Tuner AGC take over Polarity switch: open AFC “DOWN” ground AFC “UP” Demodulator circuit AFC circuit AFC output Average capacitor standard L Video output Supply voltage n.c.Circuit Description The following function units are integrated in this circuit combinat

Features

D Standard B/G-L suitable, processes negatively and positively modulated IF-signals with equal polarity of the output signal D High input sensitivity 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 flyback.

📁 Similar Datasheet

TDA4431 - TV SIGNAL IDENTIFICATION CIRCUIT AND AFC INTERFACE (SGS)
TDA4433 - TV SIGNAL IDENTIFICATION CIRCUIT AND AFC INTERFACE (ST Microelectronics)
TDA4437 - small signal tv ckt (ETC)
TDA440 - Video IF Amplifier / Demodulator (GEC Plessey Semiconductors)
TDA440S - TV Video IF System (ST Microelectronics)
TDA4420 - VISION IF SYSTEM WITH AFC (ST Microelectronics)
TDA4426 - VIDEO IF Amplifier with Demodulator and AFC (ST Microelectronics)
TDA4427 - VIDEO IF Amplifier with Demodulator and AFC (ST Microelectronics)

Other Datasheets by TEMIC Semiconductors

TDA4445A - Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator
TDA4445B - Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator
TDA4452 - Video IF Amplifier for Multistandard TV Receiver and VTR Appliances
TDA4453 - Video IF Amplifier for Multistandard TV Receiver and VTR Appliances
TDA4454 - Multistandard VIF Amplifier and PLL Demodulator
TDA4455 - Multistandard VIF Amplifier and PLL Demodulator

Published: Apr 23, 2005 |