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3 7 63 1515 0
- Pin Functions (SM5903BFP)
Pin No.
1
2-6
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
TE
35-40
L 13942296513
41-44
SM5903BFP
33
34
44
1
www
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Pin Name
I/O
Function and Operation
VDD2
Power supply terminal
UC1-UC5
I/O
Micro computer interface : Extension input / output
NC
Not used
NTEST
I
Test input
CLK
I
Clock input (16.9344MHz)
VSS
Ground terminal
YSRDATA
I
Audio : Serial data input
YLRCK
I
Audio : Serial LR clock input
YSCK
I
Audio : Serial bit clock input
ZSCK
O
Audio : Serial bit clock output
ZLRCK
O
Audio : Serial LR clock output
ZSRDATA
O
Audio : Serial data output
YFLAG
I
RAM over flow flag input from signal processing IC
YFCLK
I
Frame clock input
YBLKCK
I
Sub code block clock input
NRESET
I
System reset input
ZSENSE
O
Micro computer interface : Status output
VDD1
Power supply terminal
YDMUTE
I
Mute input
YMLD
I
Micro computer interface : Latch clock input
YMDATA
I
Micro computer interface : Serial data input
YMCLK
I
Micro computer interface : Shift clock input
A10
O
D-RAM : Address output
D-RAM : cas control output
NCAS
O
D2,D3
I/O
D-RAM : Data input / output
D0,D1
I/O
D-RAM : Data input / output
D-RAM : we control output
NWE
O
D-RAM : ras control output
NRAS
O
A9-A4
O
D-RAM : Address output
A0-A3
O
D-RAM : Address output
23
22
12
11
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2 9
8
Q Q
3
6 7
1 3
1 5
S-818A33AUC-BGN
VIN
5
1
2
VOUT
VSS
co
.
FX-MG9427ZT/ES
7
9 4
2 8
0 5
8
2 9
9 4
2 8
ON/OFF
4
ON/OFF
V
REF
3
NC
m
8
9 9
A
B
C
9 9
D
E
F
107
8
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