CXD3021 Ver la hoja de datos (PDF) - Sony Semiconductor

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componentes Descripción

Fabricante

CXD3021

CD Digital Signal Processor with Built-in Digital Servo and DAC

Sony Semiconductor 

CXD3021R

Block Diagram

∗ : Asymmetry Correction

MCKO 45

V16M 113

VCKI 112

FSTIO 46

C4M 47

C16M 48

VCTL 6

PDO 111

VCOI 109

VCOO 108

PCO 9

FILI 8

FILO 7

CLTV 10

RFAC 12

ASYI 14

ASYO 15

ASYE 19

WFCK 53

SCOR 54

EXCK 56

SBSO 55

SQCK 58

SQSO 57

MDS 99

MDP 98

MON 97

FSW 90

PWMI 106

TEST 110

TES2 104

TES3 105

XRST 60

ADIO 117

RFDC 118

CE 119

TE 120

SE 1

FE 2

VC 3

70

71 4 5 44

Clock

Generator

32K RAM

25 27 23 103 61 62 63

DAC Block

8Fs Digital Filter

+

1 bit DAC

74 PWMLP

75 PWMLN

67 PWMRP

66 PWMRN

OSC

Digital PLL

Vari-Pitch

double

speed

EFM

Demodulator

MUX

∗

Sync

protector

Address

generator

Priority

encoder

8

D/A data

processor

Timing

Generator1

Subcode

P to W

processor

Subcode Q

processor

Error

corrector

Error Rate

counter

Peak

detector

Digital out

CLV processor

Noise

Shaper

18-times

oversampling

filter

Signal Processor Block

Timing

Generator2

CPU interface

Servo

auto

sequencer

20 PSSL

24 DA16 (48PCM)

26 DA15 (48BCK)

28 DA14 (64PCM)

29 DA13 (64BCK)

30 DA12 (64LRCK)

31 to 35, DA011

37 to 42 to DA1

52 MUTE

51 DOUT

50 MD2

81 DATA

83 CLOK

82 XLAT

78 SENS

Servo Block

OpAmp

A/D

AnaSw CONVERTER

MIRR

DFCT

FOK

Servo

Interface

SERVO DSP

FOCUS SERVO

TRACKING SERVO

SLED SERVO

DAC OpAmp

FOCUS

TRACKING

SLED

85 COUT

86 MIRR

87 DFCT

88 FOK

94 FAO

93 TAO

92 SAO

17 36 49 77 107 16 114 76 68 69 96 18 43 64 84 102 11 116 73 65 72 91

95

–3–

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