W25P243A-4A Winbond, W25P243A-4A Datasheet - Page 2

• Manufacturer Part Number: W25P243A-4A
• Description: 64K X 64 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM
• Manufacturer: Winbond

PIN CONFIGURATION
VDDQ
VSSQ
I/O33
I/O34
I/O35
I/O36
I/O37
I/O38
I/O39
I/O40
I/O41
I/O42
I/O43
VDDQ
VSSQ
I/O44
I/O45
I/O46
I/O47
I/O48
I/O49
I/O50
I/O51
I/O52
I/O53
VDDQ
VSSQ
I/O54
I/O55
I/O56
I/O57
I/O58
I/O59
I/O60
I/O61
I/O62
I/O63
I/O64
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
V
D
D
Q
1
2
8
V
S
S
Q
3
9
N
C
N
C
4
0
1
2
7
1
2
6
/
L
B
O
C
E
2
4
1
N
C
1
2
5
A
1
5
4
2
A
1
4
/
C
E
3
1
2
4
4
3
A
1
3
V
S
S
1
2
3
4
4
V
D
D
1
2
2
V
D
D
4
5
V
S
S
1
2
1
/
C
E
4
6
A
1
2
1
2
0
/
B
W
8
4
7
A
1
1
1
1
9
/
B
W
7
4
8
1
1
8
A
1
0
/
B
W
6
4
9
1
1
7
A
9
/
B
W
5
5
0
- 2 -
1
1
6
A
8
/
O
E
5
1
C
L
K
1
1
5
R
S
V
5
2
1
1
4
A
7
/
B
W
E
5
3
/
G
W
1
1
3
A
6
5
4
A
5
/
B
W
4
5
5
1
1
2
1
1
1
A
4
/
B
W
3
5
6
1
1
0
A
3
V
S
S
5
7
V
D
D
V
D
D
1
0
9
5
8
V
S
S
/
B
W
2
1
0
8
5
9
A
2
/
B
W
1
1
0
7
6
0
A
1
/
A
D
S
C
6
1
1
0
6
A
0
/
A
D
S
P
1
0
5
6
2
1
0
4
/
A
D
V
Z
Z
6
3
1
0
3
V
S
S
Q
6
4
V
D
D
Q
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
VDDQ
I/O32
I/O31
I/O30
I/O29
I/O28
I/O27
I/O26
I/O25
I/O24
I/O23
I/O22
VSSQ
VDDQ
I/O21
I/O20
I/O19
I/O18
I/O17
I/O16
I/O15
I/O14
I/O13
I/O12
VSSQ
VDDQ
I/O11
I/O10
I/O9
I/O8
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
VSSQ
W25P243A