M27W256 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'M27W256' PDF : 15 Pages View PDF
M 27W 256
Table 13. PDIP28 - 28 pin Plastic DIP, 600 mils width, Package Mechanical Data
mm
inches
Symb
Typ
Min
Max
Typ
Min
A
–
5.08
–
A1
0.38
–
0.015
A2
3.56
4.06
0.140
B
0.38
0.51
0.015
B1
1.52
–
–
0.060
–
C
0.20
0.30
0.008
D
36.83
37.34
1.450
D2
33.02
–
–
1.300
–
E
15.24
–
–
0.600
–
E1
13.59
13.84
0.535
e1
2.54
–
–
0.100
–
eA
14.99
–
–
0.590
–
eB
15.24
17.78
0.600
L
3.18
3.43
0.125
S
1.78
2.08
0.070
α
0°
10°
0°
N
28
28
Figure 9. PDIP28 - 28 pin Plastic DIP, 600 mils width, Package Outline
Max
0.200
–
0.160
0.020
–
0.012
1.470
–
–
0.545
–
–
0.700
0.135
0.082
10°
B1
B
D2
D
S
N
1
A2 A
A1 L
e1
E1 E
Drawing is not to scale.
12/15
α
C
eA
eB
PDIP
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