DIGITAL SIGNAL PROCESSOR
S5L9284D
INTRODUCTION
The S5L9284D is a CMOS integrated circuit designed for the digital audi...
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...