INTRODUCTION
The S1A0688C01 is a monolithic integrated circuit designed for demodulating two carrier TV-MPX broadcast.

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