器件名称:
TDA1180P
功能描述:
TV HORIZONTAL PROCESSOR
文件大小:
213.58KB 共12页
简 介:
TDA1180P TV HORIZONTAL PROCESSOR s s s s s s s s s NOISE GATED HORIZONTAL SYNC SEPARATOR NOISE GATED VERTICAL SYNC SEPARATOR HORIZONTAL OSCILLATOR WITH FREQUENCY RANGE LIMITER PHASE COMPARATOR BETWEEN SYNC PULSES AND OSCILLATOR PULSES (PLL) PHASE COMPARATOR BETWEEN FLYBACK PULSES AND OSCILLATOR PULSES (PLL) LOOP GAIN AND TIME CONSTANT SWITCHING ( VCR) COMPOSITE BLANKING AND KEY PULSE GENERATOR PROTECTION CIRCUITS OUTPUT STAGES WITH HIGH CURRENT CAPABILITY DIP16 (Plastic Package) ORDER CODE : TDA1180P DESCRIPTION The TDA1180P is a horizontal processor circuit for b.w. and colour monitors. It is a monolithic integrated circuit encapsulated in 16-lead dual in-line plastic package. PIN CONNECTIONS SUPPLY VOLTAGE NEGATIVE OUTPUT POSITIVE OUTPUT PROTECTION CIRCUIT INPUT PHASE SHIFTER FILTER FLYBACK INPUT KEY AND BLANKING PULSE OUTPUT SYNC. SEPARATOR INPUT 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 GROUND OSCILLATOR CONTROL CURRENT OSCILLATOR CONTROL CURRENT OUTPUT TIME CONSTANT SWITCH COINCIDENCE DETECTOR VERTICAL SYNC. OUTPUT VERTICAL SYNC. SEPARATOR INPUT 1180P-01.EPS May 1993 1/12 2/12 VS VS TDA1180P BLOCK DIAGRAM VS AAAA AAAA 10 7 6 1 5 4 9 Vertical Sync. Separator Pulse Shaper Vertical Sync. Output Stage Composite Key and Blanking Pulse Generator AAAA AAAA Phase Comparator (Oscillator Flyback) Phase Shifter and Pulse Shaper Protection Switch 2 VS Pulse Shaper Noise Video Signal Gate 8 Sync. Separator Oscillator Sync. Gate Vertical Sync. Blankin……
