KS9287 - DIGITAL SIGNAL PROCESSOR
No.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Pin Name VDDA DPDO DPFIN DPFOUT CNTVOL VSSA DATX XIN XOUT WDCH LRCH SADT VSS BCK C2PO TIM2 EFMFLAG UDTFLAG FSYNC EFMZ V34M TEST0 RBCK EMPH LKFS S0S1 RESET SQEN SQCK SQDT SQOK SBCK I/O O I O I O I O O O O O O O
DIGITAL SIGNAL PROCESSOR KS9287 KS9287 PRELIMINARY DATA SHEET 1999.6.7 1 DIGITAL SIGNAL PROCESSOR KS9287 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 Compensat
KS9287 Features
* EFM data demodulation Enhanced Frame sync detection/protection/insertion Error Correction (C1: double correction, C2: double correction / quadruple correction) Interpolat