TDA8185I

TDA8185I HORIZONTAL AND VERTICAL PROCESSOR . . . . . . . . . 503kHz REFERENCE OSCILLATOR 5.5V SUPPLY VOLTAGE INTERNALLY REGULATED VERY SOPHISTICATED SYNC. SEPARATOR COUNT DOWN TIMING LOGIC ADAPTS AUTOMATICALLY TO 625 LINE/50Hz AND 525 LINE/60Hz STANDARDS 50/60 Hz IDENTIFICATION OUTPUT AUTOMATIC VERTICAL AMPLITUDE CORRECTION 50/60Hz CRT PROTECTION CIRCUIT PHASE-CORRECTED HORIZONTAL OUTPUT WITH CONSTANT DUTY CYCLE DIP24 (Plastic Package) ORDER CODE : TDA8185I DESCRIPTION The TDA8185I is a monolithic integrated circuit in 24 pins dual in line plastic package intended for TV signal processing and driving Horizontal and Vertical output stages. It was specially designed for VCR working conditions. PIN CONNECTIONS PEAK DETECTOR SYNC LEVEL VIDEO INPUT VIDEO DETECTOR HORIZONTAL FLYBACK PHASE SHIFT FILTER HORIZONTAL OUTPUT GROUND HORIZONTAL SAWTOOTH PHASE COMP 1 FILTER TIME CONSTANT SWITCH OSC 1 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 SUPPLY VOLTAGE VCR SWITCH VERTICAL BLANKING SYNC STATUS VERTICAL SAWTOOTH OUTPUT GROUND REFERENCE VERTICAL SAWTOOTH PROTECTION FLIP-FLOP SUPER SANDCASTLE 8185I-01.EPS OSC 3 OSC 2 September 1993 1/8 2/8 TDA8185I VIDEO INPUT HORIZONTAL FLYBACK INPUT 5 9 PROTECTION INPUT 16 +V CC 8 HORIZONTAL RAMP BLOCK DIAGRAM 3 12 13 14 6 FLYBACK DETECTOR PROTECTION FLIP-FLOP SYNC. AMPLIFIER & BLACK LEVEL CLAMP NOISE GATE 7 HORIZONTAL OUTPUT PHASE COMPARATOR 2 SAWTOOTH GENERATOR & PHASE SHIFTER HORIZONTAL OUTPUT +V CC 2 SYNC. ...