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參數(shù)資料
| 型號(hào)： | LC89512W |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | CD-ROM Error Correction LSI with Built-In SCSI Interface |
| 中文描述： | 光盤糾錯(cuò)芯片與內(nèi)置SCSI接口 |
| 文件頁(yè)數(shù)： | 3/5頁(yè) |
| 文件大小： | 52K |
| 代理商： | LC89512W |
Pin Functions
Type: I: Input pin, O: Output pin, B: Bidirectional pin, P: Power supply pin, NC: No connection pin
No. 4852-3/5
LC89512W
Continued on next page.
Pin No.
Pin
Type
Function
1
DB7
B
SCSI connection
2
V
SS
1
DBP
P
3
B
SCSI connection
4
ATN
B
SCSI connection
5
V
SS
1
BSY
P
6
B
SCSI connection
7
ACK
B
SCSI connection
8
V
SS
1
RST
P
9
B
SCSI connection
10
MSG
B
SCSI connection
11
V
SS
1
SEL
P
12
B
SCSI connection
13
C/D
B
SCSI connection
14
V
SS
1
REQ
P
15
B
SCSI connection
16
I/O
B
SCSI connection
17
V
SS
0
I
O
0
I
O
1
I
O
2
I
O
3
I
O
4
I
O
5
I
O
6
I
O
7
INT1
P
18
B
19
B
20
B
21
B
Data buffer RAM data signals
22
B
These pins have built-in pull-up resistors.
23
B
24
B
25
B
26
O
SCSI block interrupt request signal output (set using a register)
27
V
SS
0
V
SS
0
D0
P
28
P
29
B
30
D1
B
31
D2
B
32
D3
B
Microprocessor data signals
These pins have built-in pull-up resistors.
33
D4
B
34
D5
B
35
D6
B
36
D7
B
37
INT0
O
Microprocessor interrupt request signal output
38
XTALCK
I
Crystal oscillator circuit input
39
XTAL
O
Crystal oscillator circuit output
40
V
SS
0
V
DD
RA0
P
41
P
42
O
43
RA1
O
44
RA2
O
45
RA3
O
46
RA4
O
47
RA5
O
48
RA6
O
Data buffer RAM address signal outputs
49
RA7
O
50
RA8
O
51
RA9
O
52
RA10
O
53
RA11
O
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| LC895170W | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:CD-ROM Error Correction LSI |
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