M27C256B-12N1TR STMicroelectronics, M27C256B-12N1TR Datasheet - Page 12

• Manufacturer Part Number: M27C256B-12N1TR
• Description: 256 Kbit (32Kb x 8) UV EPROM and OTP EPROM
• Manufacturer: STMicroelectronics

M27C256B
Drawing is not to scale.
12/15
Symb
A1
A2
B1
D2
E1
eA
eB
e1
A
B
C
D
E
S
N
L
33.02
15.24
14.99
1.52
2.54
Typ
B1
PDIP28 - 28 pin Plastic DIP, 600 mils width
N
1
S
D2
36.83
13.59
15.24
D
0.38
3.56
0.38
0.20
3.18
1.78
mm
Min
28
0
–
–
–
–
–
–
B
e1
A1
A2
E1
37.34
13.84
17.78
Max
5.08
4.06
0.51
0.30
3.43
2.08
10
–
–
–
–
A
L
E
0.060
1.300
0.600
0.100
0.590
Typ
eA
eB
C
inches
0.015
0.140
0.015
0.008
1.450
0.535
0.600
0.125
0.070
PDIP
Min
28
0
–
–
–
–
–
–
0.200
0.160
0.020
0.012
1.470
0.545
0.700
0.135
0.082
Max
10
–
–
–
–
–
–