LC895127 Datasheet, PDF (4/8 Pages) Sanyo Semicon Device – 40 x CD-ROM Decoder with SCSI Interface

Pin Functions
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 name
V_SS0
IO2
IO1
IO0
MCK2SEL
C2PO
SDATA
BCK
LRCK
EXCK
WFCK
SBSO
SCOR
DSDATA
DLRCK
DBCK
MCK
V_DD
V_SS0
RESET
CSCTRL
TEST3
TEST0
TEST1
TEST2
V_SS0
XTALCK0
XTAL0
TEST4
V_SS0
V_SS0
V_SS0
V_SS0
IOP7
IOP6
V_SS0
V_DD
IOP5
IOP4
IOP3
IOP2
IOP1
IOP0
V_SS0
RD
WR
CS
SUA0
SUA1
SUA2
SUA3
SUA4
SUA5
LC895127, 895127K
Type
P
B
B
B
I
I
I
I
I
O
I
I
I
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
I
INPUT
O
OUTPUT
Type
B BIDIRECTION NC NOT CONNECT
P
POWER
Pin functions
Buffer RAM data I/O
These pins have built-in pull-up resistors.
PLL frequency selection. Currently, this pin must be connected to V_DD.
CD DSP interface
Subcode I/O
Subcode I/O
D/A converter outputs
XTALCLK0 1/1, 1/2, and stop output
IC reset. The IC is reset on a low-level input
MC (Microcontroller) CSL₀, Hi
Test pins. These pins must be connected to V_SS0 in normal operation.
Crystal oscillator circuit input
Crystal oscillator circuit output
Test pin. This pin must be connected to V_SS0 in normal operation.
General-purpose I/O ports. These pins include built-in pull-up resistors.
General-purpose I/O ports. These pins include 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.
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