w24258 Winbond Electronics Corp America, w24258 Datasheet - Page 8

• Manufacturer Part Number: w24258
• Description: 32k X 8 Cmos Static Ram
• Manufacturer: Winbond Electronics Corp America

BONDING PAD DIAGRAM
Note: For bare chip form (C.O.B.) applications, the substrate must be connected to V
A2
A
3
8
7
A4
6
A1
9
A5
5
10
A0 I/O1 I/O2 I/O3 V
A6
4
11
A7
3
12
Y
A1
2
2
13
A1
4
1
14
S-1
SS
V
S-2
28
DD
V
S-2
14
SS
V
S-1
28
X
DD
I/O4
15
27
WE
I/O3 I/O6 I/O7
16
A13
26
17
25
A8
18
A9
24
I/O8
19
A11
23
CS
20
A10
OE
21
22
- 8 -
PAD NO.
14S-1
14S-2
28S-1
28S-2
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
26
27
1
2
3
4
5
6
7
8
9
DD
or left floating in the PCB layout.
-1006.37
-1190.70
-1190.70
-1023.69
1025.65
1189.20
1188.70
1025.68
-276.73
-421.97
-568.93
-714.17
-861.13
-878.45
-730.05
-584.79
-438.69
-293.69
-152.23
-131.73
437.42
582.68
730.42
875.68
878.72
733.48
586.52
441.28
X
18.40
-9.22
W24258
-1797.65
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-2049.00
-1797.65
2047.90
2047.90
2047.90
2047.90
2047.90
2047.90
1796.55
1796.55
2047.90
2047.90
2047.90
2047.90
2047.90
2047.90
2047.90
Y