Philips TDA4655 free download

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INTEGRATED CIRCUITS DATA SHEET TDA4655 Generic multi-standard decoder Preliminary specification File under Integrated Circuits, IC02 June 1993 Philips Semiconductors Preliminary specification Generic multi-standard decoder FEATURES · Low voltage (8 V) · Low power dissipation (250 mW) · Automatic standard recognition · No adjustments required · Reduced external components · Not all time constants integrated (ACC, SECAM de-emphasis). QUICK REFERENCE DATA SYMBOL Supply VP IP Ptot Inputs V11 V24 Outputs V1 colour difference output signals (peak-to-peak value) -(R-Y) output PAL and NTSC 4.43 MHz NTSC 3.58 MHz SECAM V3 -(B-Y) output PAL and NTSC 4.43 MHz NTSC 3.58 MHz SECAM Notes to quick reference data 1. Within 2 dB output voltage deviation. 2. Burstkey width for PAL 4.3 µs, for NTSC 3.6 µs. Burst width for PAL and NTSC 2.25 µs ratio burst chrominance amplitude 1/2.2. ORDERING INFORMATION EXTENDED TYPE NUMBER TDA4655 TDA4655T Note 1. SOT234-1; 1996 November 26. 2. SOT137-1; 1996 November 26. June 1993 2 PACKAGE PINS 24 24 PIN POSITION SDIL SO MATERIAL plastic plastic independent of supply voltage; note 2 442 370 950 559 468 525 440 1050 665 557 chrominance input voltage (peak-to-peak value) note 1 sandcastle input voltage 20 - 200 - supply voltage supply current total power dissipation 7.2 VP = 8.0 V; without load 25 VP = 8.0 V; without load - 8.0 31 248 PARAMETER CONDITIONS MIN. TYP. GENERAL DESCRIPTION TDA4655 The TDA4655 is a monolithic integrated multi-standard colour decoder for PAL, SECAM and NTSC (3.58 and 4.43 MHz) with negative colour difference output signals. It is adapted to the integrated baseband delay line TDA4660/61. MAX. UNIT 8.8 37 296 V mA mW 400 13.2 mV V 624 523 1150 791 662 1460 mV mV mV mV mV mV 1200 1330 CODE SOT234 (1) SOT137A (2) Philips Semiconductors Preliminary specification Generic multi-standard decoder TDA4655 June 1993 3 Fig.1 Block diagram. Philips Semiconductors Preliminary specification Generic multi-standard decoder PINNING SYMBOL -(R-Y)o DEEM -(B-Y)o CFOB GND1 GND2 IREF VP1 VP2 CFOR CHRI CACC HUE NIDT PIDT OSC1 PLL OSC2 2FSC NO1 NO2 SECO PALO SC PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 DESCRIPTION colour difference signal output -(R-Y)* for baseband delay line external capacitor for SECAM de-emphasis colour difference signal output -(B-Y)* for baseband delay line external capacitor SECAM demodulator control (B-Y) Channel ground ground external resistor for SECAM oscillator supply 8 V supply 8 V external capacitor SECAM demodulator control (R-Y) Channel chrominance signal input external capacitor for ACC control input for HUE control and service switch external capacitor for identification circuit (NTSC) external capacitor for identification circuit (PAL and SECAM) PAL crystal external loop filter NTSC crystal 2 Ч fSC output standard setting input/output for NTSC 4.43 standard setting input/output for NTSC 3.58 standard setting input/output for SECAM standard se