Pin
number
Pin name
Input/
Output
Internal pull-up
group
40
DGND33
PWR
n.a.
41
MDDQM0
O
–
42
MD7
I/O
4
43
MD6
I/O
4
44
MD5
I/O
4
45
MD4
I/O
4
46
MD3
I/O
4
47
MD2
I/O
4
48
MD1
I/O
4
49
MD0
I/O
4
50
DVDD33
PWR
n.a.
51
DGND33
PWR
n.a.
52
MD15
I/O
4
53
MD14
I/O
4
54
MD13
I/O
4
55
MD12
I/O
4
56
MD11
I/O
4
57
MD10
I/O
4
58
DGND15
PWR
n.a.
59
DVDD15
PWR
n.a.
60
MD9
I/O
4
61
MD8
I/O
4
62
MDDQM1
O
–
63
DVDD33
PWR
n.a.
64
DGND33
PWR
n.a.
65
MDCLK
O
–
66
MDFBCLK
I
7
67
MDCKE
O
–
68
MA11
O
–
69
MA9
O
–
70
MA8
O
–
71
MA7
O
–
72
MA6
O
–
73
MA5
O
–
74
DGND33
PWR
n.a.
75
DVDD33
PWR
n.a.
76
MA4
O
–
77
MA3
O
–
78
n.c.
O
–
79
n.c.
I/O
5
80
n.c.
I/O
5
81
n.c.
I/O
5
Pin Functions
Chapter 2
Preliminary User's Manual S19203EE1V3UM00
17
Summary of Contents for uPD72257
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Page 331: ...External Memory Interface Controller Chapter 9 Preliminary User s Manual S19203EE1V3UM00 331...
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