CXD2500BQ 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD2500BQ

CD Digital Signal Processor

Sony Semiconductor 

Block Diagram

CXD2500BQ

C4M 57

C16M 58

PDO 11

VCO1 9

VCO0 8

PCO 20

FIL1 19

FIL0 18

CLTV 22

RF 24

ASY1 26

ASY0 27

ASYE 28

WFCK 62

SCOR 63

EXCK 65

SBSO 64

EMPH 61

SQCK 67

SQSO 66

MON 3

FSW 2

MDP 4

MDS 43

56 53 54 53

Clock

generator

17 19

Digital PLL

vari-pitch

double speed

EFM

demodulator

∗

MUX

Sync

Protector

Timing

Generator

Subcode

P-W

Processor

Subcode

Q

Processor

CLV

processor

TEST 10

Noise

shaper

NC

5

18-times

over samplling

filter

70

6

32K RAM

Address

generator

8

Priority

encoder

D/A

data processor

23 AVDD

21 AVSS

33 VDD

73 VDD

12 VSS

52 VSS

30 PSSL

49 DAO 1 to 6

68 MUTE

Error corrector

Peak detector

Digital out

CPU interface

60 DOUT

59 MD 2

71 DATA

74 CLOK

72 XLAT

Timing

Generator 2

Servo

auto

sequencer

77 DATO

79 CLKO

78 XLTO

50 51 32 31

75 69 76 80 1

∗Asymmetry

correction.

—3—

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