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DIGITAL SIGNAL PROCESSOR FOR CDP
PRELIMINARY
S5L9290X
INTRODUCTION
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.
48-LQFP-0707
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
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PRELIMINARY
S5L9290X
BLOCK DIAGRAM
DIGITAL SIGNAL PROCESSOR FOR CDP
VCO1LF
EFMI
LOCK
SMEF
SMDP
SMDS
WDCK
WFCK
RFCK
C4M
XIN
ISTAT
MLT
MDAT
MCK
MUTE
DPLL
CLV
Servo
Timing
Generator
Micom
Interface
SOS1
SQCK SQDT
SBCK SBDT
Subcode
Out
EFM
Demodulator
ECC
16K
SRAM
Address
Generator
JITB
C2PO
DATX
Digital
Out
Interpolator
Digital
Filter
1-bit
DAC
I/O
Interface
PWM
LPF
SADTO
LRCKO
BCKO
SADTI
LRCKI
BCKI
LCHOUT VHALF
RCHOUT VREF
2
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DIGITAL SIGNAL PROCESSOR FOR CDP
PIN CONFIGURATION
PRELIMINARY
S5L9290X
VSSA_PLL 1
VCO1LF 2
VSSD_PLL 3
VDDD_PLL 4
VDDD1_5V 5
XIN 6
XOUT 7
VSSD1_5V 8
EFMI 9
LOCK 10
SMEF 11
SMON 12
48 47 46 45 44 43 42 41 40 39 38 37
S5L9290X
DSP+DAC
48-LQFP-0707
13 14 15 16 17 18 19 20 21 22 23 24
36 BCKO
35 LRCKO
34 SADTO
33 DATX
32 C2PO
31 JITB
30 SBCK
29 VDDD3-5V
28 VSSD2-3V
27 VDDD2-3V
26 MUTE
25 SQDT
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