DIGITAL SIGNAL PROCESSOR
The KS9286B is a CMOS integrated circuit designed for the Digital Audio Signal Processor for Compact Disc Player. It is a monolithic IC that builts-in 16-bit Digital Analog Convertor, ESP Interface and Digital De-emphasis additional conventional DSP function.

FEATURES
• EFM data demodulation
• Frame sync detection/protection/insertion
• Powerful error correction (C1: 2error, C2: 4erasure)
• Interpolation
• 8fs digital filter (51th+13th+9th)
• Subcode data serial output
• CLV servo controller
• Micom interface
• Digital audio output
• Digital de-emphasis
• ESP interface
• Built-in 16K SRAM
• Built-in Digital PLL
• Double speed play available
• Built-in 16-bit D/A converter
• Operating Voltage range
   KS9286B : 5V
   KS9286B-L : 3.4V