INTRODUCTION
The KS9287 is a Digital Signal Processor for VCD and Hi-Fi CD players. It has enhanced the picture quality of VCD. This IC, when compared to the existing product, has vastly improved its performance in the following areas.
— Frame Sync Detect
— Error Correcting Code Ability
— CLV Performance
— DPLL Capture Range
— EFM Signal Compensation

FEATURES
• EFM data demodulation
• Enhanced Frame sync detection/protection/insertion
• Error Correction (C1: double correction, C2: double correction / quadruple correction)
• Interpolation
• Subcode Data serial output
• Enhanced CLV servo controller
• Enhanced DPLL
• MICOM Interface
• Digital Audio Out
• Built-in 16 K SRAM
• 2x Playback Capability
• 5 V +/- 10% Single Power Supply
• CMOS Process