TDA8120B - ST Microelectronics

TDA8120B Multistandard Video And Sound if System

The TDA8120B is a monolithic IC for TV video IF and Sound IF amplification and demodulation that can operate with all the TV standards. The Video IF section can handle negative (B/G) or positive (L) modulated video signals by means of DC switching. PIN CONNECTIONS AF AM OUT CARRIER TUNING 3 SUPPLY VOLTAGE VS1 2nd IF SOUND OUT (QSS) GND 7 VIDEO OUTPUT SUPPLY .

Features

egative (B/G) or positive (L) modulated video signals by means of DC switching. PIN CONNECTIONS AF AM OUT CARRIER TUNING 3 SUPPLY VOLTAGE VS1 2nd IF SOUND OUT (QSS) GND 7 VIDEO OUTPUT SUPPLY VOLTAGE VS2 AGC TIME CONSTANT T 2V CARRIER TUNING 12 13 8 9 10 11 18 17 4 5 6 22 21 1 2 24 23 DIP24 (Plastic Package) ORDER CODE : TDA8120B AGC TIME CONSTANT T 2S AGC TIME CONSTANT T 1S STANDARD SWITCH QSS OR AM INPUT 20 19 GND VIDEO IF INPUT 16 15 14 AGC TIME CONSTANT T 1V AND VIDEO MUTING 8120B-01.EPS TUNER AGC OUTPUT TUNER AGC DELAY October 1993 1/6 www.DataSheet4U.com TDA8120B BLOCK DIAGRAM 11.