S5L9284D

DIGITAL SIGNAL PROCESSOR S5L9284D INTRODUCTION The S5L9284D is a CMOS integrated circuit designed for the digital audio signal processor. It is a monolithic IC with built-in 16K SRAM and DPLL. It is similar to S5L9283 IC but has advanced error correction ability. 80−QFP−1420C FEATURES EFM data demodulation Built-in frame sync detection, protection and insertion circuit C1: 2 error correction; C2: 4 erasure correction Interpolation Subcode data serial output CLV servo controller Tracking counter MICOM interface Built-in 16K SRAM Digital audio output (TX) Built-in digital PLL and analog PLL Double speed function Single power supply: +5V ORDERING INFORMATION Device S5L9284D01-Q0R0 Package 80-QFP-1420C Operating Temperature −20°C to +75°C 1 S5L9284D DIGITAL SIGNAL PROCESSOR BLOCK DIAGRAM KCBS TDBS 26 SUBCODE SYNC DETECTOR 1S0S 32 33 30 SQDT SUBCODE OUTPUT SUBCODE REGISTER 29 SQCK EFMI 66 APDO2 80 APDO1 67 VCOI 78 CNTVOL DPFIN DPFOUT DPDO 5 3 DPLL 4 2 FRAME SYNC DETECTOR PROTECTOR INSERTER EFM PHASE DETECTOR 23 BITS SHIFT REGISTER EFM DEMODULATOR ECC SMEF 72 16K SRAM SMON 73 SMDP 75 SMSD 76 LOCK 70 XIN XOUT 8 9 X-TAL TIMING GENERATOR CLV SERVO ADDRESS GENERATOR SUB ATAD TIB-8 MLT 36 MDAT 37 MCK 38 DSPEED 79 /ISTAT 68 TRCNT 69 MODE SELECTOR CPU INTERFACE TRACK COUNTER INTERPOLATOR DIGITAL OUTPUT 61 62 63 64 65 22 7 15 12 21 11 20 O P2C 1HCRL 2HCRL 1TDAS 2TDAS 1LES 2LES 3LES 4LES XTAD 1TSET 0TSET 2 DIGITAL S...