Yamaha DCU5D, Service Manual

Page: 11 / 43

11
DCU5D
PIN
NO.
I/O FUNCTION NAME
PIN
NO.
I/O FUNCTION NAME
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
GND
TDI
A8
A9
A10
A11
GND
A12
A13
A14
A15
I
VCCO
B15
B14
B13
B12
GND
B11
B10
B9
B8
I
TCK
VCC
GND
I
B7
B6
B5
B4
GND
VCCO
B3
B2
B1
B0
CLK1/I
CLK2/I
VCC
C0
C1
C2
C3
VCCO
GND
C4
C5
C6
C7
–
I
I/O
I/O
I/O
I/O
–
I/O
I/O
I/O
I/O
I
–
I/O
I/O
I/O
I/O
–
I/O
I/O
I/O
I/O
I
I
–
–
I
I/O
I/O
I/O
I/O
–
–
I/O
I/O
I/O
I/O
I
I
–
I/O
I/O
I/O
I/O
–
–
I/O
I/O
I/O
I/O
Ground
Test data in
General purpose I/O
Ground
General purpose I/O
Input
Power 3.3 V
General purpose I/O
Ground
General purpose I/O
Input
Test clock input
Power 3.3 V
Ground
Input
General purpose I/O
Ground
Power 3.3 V
General purpose I/O
Configured to be either CLK input / As an input.
Power 3.3 V
General purpose I/O
Power 3.3 V
Ground
General purpose I/O
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
GND
TMS
C8
C9
C10
C11
GND
C12
C13
C14
C15
I
VCCO
D15
D14
D13
D12
GND
D11
D10
D9
D8
I
TDO
VCC
GND
I
D7
D6
D5
D4
GND
VCCO
D3
D2
D1
D0/GOE1
CLK3/I
CLK0/I
VCC
A0/GOE0
A1
A2
A3
VCCO
GND
A4
A5
A6
A7
–
I
I/O
I/O
I/O
I/O
–
I/O
I/O
I/O
I/O
I
–
I/O
I/O
I/O
I/O
–
I/O
I/O
I/O
I/O
I
O
–
–
I
I/O
I/O
I/O
I/O
–
–
I/O
I/O
I/O
I/O
I
I
–
I/O
I/O
I/O
I/O
–
–
I/O
I/O
I/O
I/O
Ground
Test mode select input
General purpose I/O
Ground
General purpose I/O
Input
Power 3.3 V
General purpose I/O
Ground
General purpose I/O
Input
Test data out
Power 3.3 V
Ground
Input
General purpose I/O
Ground
Power 1.6 V
General purpose I/O
Configured to be either global output enable input / As general I/O
Configured to be either CLK input / As an input.
Power 3.3 V
Configured to be either global output enable input / As general I/O
General purpose I/O
Power 3.3 V
Ground
General purpose I/O
LC4064V-75TN100C
(X8955A00)
CPLD
(Complex Programmable Logic Device)
ES: IC002
1
2
3
4
5
6
7
8
9
10
11
12
F
IN
PGOOD
ON/OFF1
+V
IN
+V
IN
+V
IN
NC
-V
IN
-V
IN
-V
IN
ON/OFF2
MODE
I
O
O
I
I
I
-
-
-
-
O
O
Signal input for external synchronization
Open drain output
V
OUT
1 output ON/OFF control and soft start control
Voltage input
Non-connection
Ground on input side
V
OUT
2 output ON/OFF control and soft start control
DC-DC converter operation mode setting
13
14
15
16
17
18
19
20
21
22
23
24
25 NC
V
ADJ
2
+V
OUT
2
+V
OUT
2
-V
OUT
2
-V
OUT
2
—
-V
OUT
1
-V
OUT
1
+V
OUT
1
+V
OUT
1
V
ADJ
1
NC
PIN
NO.
I/O FUNCTION NAME FUNCTION
PIN
NO.
NAME I/O
-
O
O
O
-
-
-
-
-
O
O
O
-
Non-connection
V
OUT
2 voltage setting
Voltage 3.3V
Ground on output side
Pulling out pin
Ground on output side
Voltage 5V
V
OUT
1 voltage setting
Non-connection
DM: IC1
RD-0759
(X7792A00)
DC-DC MODULE
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