CXD1804BR View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXD1804BR

CD-ROM Decoder

Sony Semiconductor 

Block Diagram

CXD1804BR

MA (0:9)

51 to 57, 59 to 61

XCAS XLCAS

XUCAS XMWR

MDB (0:15)

62 63 64 65 68 to 75, 77 to 84

EXCK 87

SBIN 88

SCOR 89

WFCK 90

C2PO 91

BCLK 92

MDAT 93

LRCK 94

DATO 98

XLAT 99

DSTB 100

Buffer

Address Gen.

DMA

Sequencer

Priority Resolver

Subcode

Deinterleave & ECC

CD DSP

I/F

Main Data

Error Correction

Sync Control

Descrambler

CD-ROM Decoder Block

16byte FIFO

FIFO Control

Buffer

Handshake

SCSI

Handshake

24bit Transfer Byte Counter

SCSI

Phase Ctrl

Arbitration

Selection

Microcode

Core

&

Registers

Microcode

ROM

sub CPU

I/F

SCSI Controller Block

Clock

Gen.

3

•

5

•

8

•

10

•

11

•

XDB (0:7)

XDBP

15

•

18

•

20

•

23

45 XREQ

31 XACK

32 XRST

28 XBSY

26 XATN

40 XSEL

43 XCD

39 XMSG

47 XIO

141 142 143 144

XCS XRD

INT XWR

123 to 129

A (0:6)

131 to 138 122

D (7:0) XWAT

119 120 121

XTL2 CLK

XTL1

50

XRES

–3–

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