TDA4439 - Video IF Amplifier for Multistandard TV and VTR

TEMIC Semiconductors

📥 Download Datasheet

TDA4439 Datasheet Preview — Preview of TDA4439 PDF

Datasheet Details

Part number	TDA4439
Manufacturer	TEMIC Semiconductors
File Size	105.47 KB
Description	Video IF Amplifier for Multistandard TV and VTR
Datasheet	TDA4439_TEMICSemiconductors.pdf

TDA4439 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.

📁 TDA4439 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 |