S1A0688C01 Datasheet | Samsung Semiconductor

TV SOUND MPX FOR TWO CARRIER SYSTEM INTRODUCTION The S1A0688C01 is a monolithic integrated circuit designed for demodulating two carrier TV-MPX broadcast. 32- SDIP- 400 Features - - - - - - - - - - - - 1st & 2nd Sound IF Double-PLL FM Detection AGC for CCA part Matrix for Multi-Sound Broadcasts Pilot Detector External Control Interface ID Indicators (Stereo, Bilingual) Available for Korea standard Non-clipping Output up to 400% modulation with AGC Available in DC control, Normal microcontroler control or IIC bus control systems ID output: Direct LED drive or IIC serial data output Non-adjust ORDERING INFORMATION Device S1A0688C01-A0B0 Package 32- SDIP- 400 Operating Temperature - 10 to + 70 °C TV SOUND MPX FOR TWO CARRIER SYSTEM BLOCK DIAGRAM 4.72MHz 1st PLL 4.72MHz 2nd PLL AGC AMP IF A CCA MATRIX 3 4 4.5MHz 2nd PLL A 1/39 4.5MHz 1st PLL 4.3MHz VCO S1 1/2 S1 30KHz HPF 100KHz LPF 1/100 1/370 1/200 X20 55.1KHz SC BPF AM DET 30 17 DN CUT OFFSET CANCELLER MN DET X3 150Hz SC...