AN5637 SECAM decoder

AN5637 SECAM decoder

Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Description GND (chroma-system) SECAM chroma input Limiter feedback Limiter feedback System discrimination holding capacitor Identification pulse fall setting Not SECAM video signal input Sand castle pulse input SECAM video signal input GND (video syst.

Features

• Rationalizing IHDL in common use with PAL IHDL
• Lowering 6H line crawling by the quasi-PAL modulation
• For both auto and manual modes of signal processing 15 8.6±0.3 16 4.7±0.25 1.0±0.25 3.3±0.25 s Applications
• TV (applicable to three systems: PAL/NTSC/SECAM) 3° to 15° 10.16±0.25 0.35−0.05 +0.1 SDIP030-P-0400 1.778 1 2 PAL (B − Y) PAL (R − Y) 4.43 MHz CW VCC (chroma) 27 18 Phase shifter Line switch 16 Carrier switch SECAM switch & PAL matrix AN5636K s Block Diagram 26 25 24 22 21 20 19 Adder 28 B −Y clamp R −Y clamp Clamp pulse gen. Blanking & reinsert PAL mod. S.