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TDA4655T Arkusz danych(PDF) 2 Page - NXP Semiconductors |
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TDA4655T Arkusz danych(HTML) 2 Page - NXP Semiconductors |
2 / 17 page June 1993 2 Philips Semiconductors Preliminary specification Generic multi-standard decoder TDA4655 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). GENERAL DESCRIPTION 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. QUICK REFERENCE DATA 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 Note 1. SOT234-1; 1996 November 26. 2. SOT137-1; 1996 November 26. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply VP supply voltage 7.2 8.0 8.8 V IP supply current VP = 8.0 V; without load 25 31 37 mA Ptot total power dissipation VP = 8.0 V; without load − 248 296 mW Inputs V11 chrominance input voltage (peak-to-peak value) note 1 20 200 400 mV V24 sandcastle input voltage −− 13.2 V Outputs V1 colour difference output signals (peak-to-peak value) independent of supply voltage; note 2 −(R−Y) output PAL and NTSC 4.43 MHz 442 525 624 mV NTSC 3.58 MHz 370 440 523 mV SECAM 950 1050 1150 mV V3 −(B-Y) output PAL and NTSC 4.43 MHz 559 665 791 mV NTSC 3.58 MHz 468 557 662 mV SECAM 1200 1330 1460 mV EXTENDED TYPE NUMBER PACKAGE PINS PIN POSITION MATERIAL CODE TDA4655 24 SDIL plastic SOT234 (1) TDA4655T 24 SO plastic SOT137A (2) |
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