S5L9250B01-Q0R0 查看數據表（PDF） - Samsung

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S5L9250B01-Q0R0

The CD-ROM 48X 1 chip receives the input signal read from the CD-DA/VIDEO-CD/CD-ROM disc after handling by the RF amplifier.

Samsung 

DATA SHEET

CD-ROM 48X 1 CHIP (DSP+SERVO+1-BIT DAC) BLOCK DIAGRAM

S5L9250B

XI

XO

33.8688MHz

RF

Signal

Data

Slicer

I/O

Signal

Servo Part

Glue

Logic

Data RAM

512 * 16*2

Various

Error

Signals

From RF

10-bit

ADC

Analog

Block

PWM

Block

PLL

(bit clock regenerator)

ROM 8K

W ord

Memory

Control

EQ Control

Voltage

Generator

EFM

Demodulator

Sync Detector

OAK Core

SRAM for ECC

Timing

Generator

To Servo

Subcode

Processing

Block

Spindle

Control

From Servo

D/Audio Out

Sub-Q Handling

Block

10-bit

DAC*4

C1/C2 ECC

CD-DSP Part

Audio Processing

Block

DSP I/F

Subcode I/F

D/Filter &

1-bit DAC

PSC

CMD

Micom

I/F

TPWM 1

FOD

Sled 0

TRD

Sled 1

Analog

Audio

nX-to-1X

CD-DA

Signal

EQ CTL

To Motor

FG

Digital

Audio

Subcode

I/F

Micom

I/F

3

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