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LC897127K Datasheet, PDF (8/14 Pages) Sanyo Semicon Device – SCSI CD-ROM Decoder with On-Chip DVD Interface
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LC897127K
LC897127K Pin Functions
When ATAPI to SCSI Conversion is Used
I
INPUT
O
OUTPUT
Type
B BIDIRECTION NC NOT CONNECT
P
POWER
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
Pin
VSS0
IO2
IO1
IO0
MCK2SEL
VSS0
VSS0
VSS0
VDD
VDD
DMARQ
VDD
DIOW
DIOR
DMACK
MCK
VDD
VSS0
RESET
CSCTRL
TEST3
TEST0
TEST1
TEST2
VSS0
XTALCK0
XTAL0
TEST4
VSS0
VSS0
VSS0
VSS0
IOP7
IOP6
VSS0
VDD
IOP5
IOP4
IOP3
IOP2
IOP1
IOP0
VSS0
RD
WR
CS
SUA0
SUA1
SUA2
SUA3
SUA4
SUA5
Type
P
B
B
B
I
P
P
P
P
NC
P
I
P
O
O
O
O
P
P
I
I
I
I
I
I
P
I
O
I
P
P
P
P
I
I
P
P
I
I
I
I
I
I
P
I
I
I
I
I
I
I
I
I
Function
ATAPI data I/O.
These pins have built-in pull-up resistors.
This pin must be connected to VDD.
ATAPI interface
ATAPI interface
XTALCLK0 1/1, 1/2, and stop output
IC reset. The IC is reset on a low-level input.
Microcontroller CS low/high
Test pins. These pins must be connected to VSS0 in normal operation.
Crystal oscillator circuit input
Crystal oscillator circuit output
Test pin. This pin must be connected to VSS0 in normal operation.
General-purpose inputs
These pins have built-in pull-up resistors.
General-purpose inputs
These pins have built-in pull-up resistors.
Microcontroller data read signal input
Microcontroller data write signal input
Register chip select input from the microcontroller
Microcontroller register selection signals
Continued on next page.
No. 6251-8/14
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