lc895127 Sanyo Semiconductor Corporation, lc895127 Datasheet - Page 7

• Manufacturer Part Number: lc895127
• Description: 40? Cd-rom Decoder With Scsi Interface
• Manufacturer: Sanyo Semiconductor Corporation

Block Diagram
*1
*2
*3
*4
*5
*6
*7
*8
*9
*10 IOP7 to IOP0
WFCK, SBSO, SCOR
BCK, SDATA, LRCK, C2PO
DB0 to DB7, DBP, BSY, MSG, SEL, RST, REQ, I/O, C/D
ACK, ATN
RD, WR, SUA0 to SUA6, ZCS, CSCTRL
D0 to D7
IO0 to IO15
RA0 to RA10, RAS1, CAS0, CAS1, OE, UWE, LWE
DBCK, DLRCK, DSDATA
controller
CD-DSP
HOST
Micro
XTALCK
XTAL
SWAIT
INT0, 1
EXCK
*10
*1
*2
*3
*4
*5
*6
MCK
CD-DSP I/F
generator
decoder
Detector
& SYNC
Clock
PLL
&
Each Block
Each Block
Register
Data bus[0:7]
LC895127, 895127K
Data output input I/F
Address generator
Address generator
Address generator
Address generator
Address generator
CAV-Audio control
Address generator
De-scramble &
Microcontroller
Sub-code I/F
RAM access
ECC & EDC
de-interleve
Buffering
SCSI I/F
Block
RAM
Data bus[0:15]
Address bus[0:21]
controller
LC895127
Arbiter
RAM
Bus
&
Each Block
Bus control
signal
*7
*8
*9
External
DRAM
Buffer
DAC
A12529
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