S5L9290X01
PRELIMINARY
DIGITAL SIGNAL PROCESSOR FOR CDP
S5L9290X
INTRODUCTION
48-LQFP-0707 S5L9290X is a signal processing LSI f...
Description
PRELIMINARY
DIGITAL SIGNAL PROCESSOR FOR CDP
S5L9290X
INTRODUCTION
48-LQFP-0707 S5L9290X is a signal processing LSI for the CD. Digital processing function (EFM demodulation, error correction), spindle motor servo processing, wide capture range DPLL and 1-bit DAC for the CD player are installed in S5L9290X.
FEATURES
Signal processing part — EFM data demodulation — Frame sync detection, protection, insertion — Sub code data processing (Q data CRC check, Q data register installed) — Error correction (C1: 2 error correction, C2: 4 erasure correction) — Installed 16K SRAM for De-interleave — Interpolation — Digital audio interface — CLV servo control (X1, X2) — Wide capture range digital PLL ( ± 50%) Digital filter, DAC part — 4 times over sampling digital filter — Digital de-emphasis (can be process the 32kHz, 44.1kHz, 48kHz) — Sigma-delta stereo DAC installed — Audio L.P.F installed
ORDERING INFORMATION
Device S5L9290X01L0R0 Package 48-LQFP-0707 Supply Voltage 2.7V 3.3V (Analog, Internal logic) 2.7V 5.5V (I/O port) Operating Temperature -20°C +75°C
1
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PRELIMINARY
S5L9290X
DIGITAL SIGNAL PROCESSOR FOR CDP
BLOCK DIAGRAM
SQCK SBCK
SOS1 SQDT SBDT
C2PO
DATX
VCO1LF EFMI DPLL
Subcode Out
Digital Out
LOCK SMEF SMDP SMDS WDCK
EFM Demodulator
Interpolator
Digital Filter
CLV Servo
ECC
1-bit DAC
WFCK RFCK C4M XIN ISTAT MLT MDAT MCK MUTE
Timing Generator
16K SRAM PWM
Micom Interface
Address Generator
I/O Interface
LPF
JITB
SADTO L...
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