M28C64-A25NS3T 查看數據表（PDF） - STMicroelectronics
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M28C64-A25NS3T Datasheet PDF : 24 Pages
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Table 14. SO28 - 28 lead Plastic Small Outline, 300 mils body width
Symb.
Typ.
mm
Min.
Max.
Typ.
A
2.46
2.64
A1
0.13
0.29
A2
2.29
2.39
B
0.35
0.48
C
0.23
0.32
D
17.81
18.06
E
7.42
7.59
e
1.27
–
–
0.050
H
10.16
10.41
L
0.61
1.02
α
0°
8°
N
28
CP
0.10
in ches
Min.
0.097
0.005
0.090
0.014
0.009
0.701
0.292
–
0.400
0.024
0°
28
M28C64
Max.
0.104
0.011
0.094
0.019
0.013
0.711
0.299
–
0.410
0.040
8°
0.004
Figure 19. SO28 wide (MS)
B
e
D
A2
CP
N
EH
1
SO-b
A
C
A1 α L
Note: 1. Drawing is not to scale.
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