TDA4443 Overview
Key Specifications
Package: DIP
Max Voltage (typical range): 15 V
Min Voltage (typical range): 10 V
Length: 20 mm
Description
The TDA4443 is a Video IF amplifier with standard switch for multistandard colour or monochrome TV sets, and VTR’s. DIP16 (Plastic Package) ORDER CODE : TDA4443 IF INPUT STANDARD SWITCHING GROUND IF AGC TIME CONSTANT DELAYED TUNER AGC OUTPUT TUNER AGC ADJUST GATING PULSE INPUT REFERENCE LC NETWORK 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 IF INPUT GROUND NOT TO BE CONNECTED SUPPLY VOLTAGE V CC NOT TO BE CONNECTED VIDEO SIGNAL OUTPUT DISCHARGE TIME CONSTANT REFERENCE LC NETWORK December 1992 1/7 TDA4443 VIDEO OUTPUT 11 10 TDA4443 WIDE BAND AMPLIFIER IF INPUT IF INPUT 16 1 VIDEO DEMODULATOR IW 9 8 CONTROL AMPLIFIER 3 15 TUNER CONTROL STANDARD SWITCH VS 2 4 5 6 TUNER AGC ADJUST 13 SUPPLY UNIT GATING AMPLIFIER 7 GATING PULSE TUNER AGC OUTPUT VCC GENERAL DESCRIPTION This video IF processing circuit integrates the following functional blocks : Three symmetrical, very stable, gain controlled wideband amplifier stages - without feedback by a quasi-galvanic coupling.
