m27w256 STMicroelectronics, m27w256 Datasheet - Page 18

• Manufacturer Part Number: m27w256
• Description: 256 Kbit 32kb X 8 Low Voltage Uv Eprom And Otp Eprom
• Manufacturer: STMicroelectronics

Package mechanical data
5.2
18/23
28-pin Plastic DIP, 600 mils width (PDIP28)
Figure 11. PDIP28 package outline
Table 12.
Symbol
D2
A1
A2
B1
E1
eA
eB
e1
C
D
N
A
B
E
L
S
PDIP28 package mechanical data
36.580
12.700
14.800
15.200
3.050
0.230
1.78
Min
0°
B1
N
1
millimeters
S
36.830
33.020
15.240
13.720
15.000
4.445
0.630
3.810
0.450
1.270
2.540
3.300
Typ
28
D2
D
B
e1
A1
37.080
14.480
15.200
16.680
4.570
0.310
A2
E1
Max
2.08
10°
A
L
E
0.1201
0.0091
1.4402
0.5000
0.5827
0.5984
0.070
Min
0°
eA
eB
C
PDIP
inches
0.1750
0.0248
0.1500
0.0177
0.0500
1.4500
1.3000
0.6000
0.5402
0.1000
0.5906
0.1299
Typ
28
M27W256
0.1799
0.0122
1.4598
0.5701
0.5984
0.6567
0.082
Max
10°