參數(shù)資料
型號(hào): M87C257-70C3TR
廠商: STMICROELECTRONICS
元件分類: PROM
英文描述: 32K X 8 OTPROM, 70 ns, PQCC32
封裝: LEAD FREE, PLASTIC, LCC-32
文件頁(yè)數(shù): 11/22頁(yè)
文件大小: 196K
代理商: M87C257-70C3TR
Obsolete
Product(s)
- Obsolete
Product(s)
M87C257
Package mechanical
19/22
Figure 10.
PLCC32 - 32 pin Rectangular Plastic Leaded Chip Carrier, package
outline
1.
Drawing is not to scale.
Table 13.
PLCC32 - 32 pin Rectangular Plastic Leaded Chip Carrier,
package mechanical data
Symbol
millimeters
inches
Typ
Min
Max
Typ
Min
Max
A
3.18
3.56
0.125
0.140
A1
1.53
2.41
0.060
0.095
A2
0.38
0.015
B
0.33
0.53
0.013
0.021
B1
0.66
0.81
0.026
0.032
CP
0.10
0.004
D
12.32
12.57
0.485
0.495
D1
11.35
11.51
0.447
0.453
D2
4.78
5.66
0.188
0.223
D3
7.62
0.300
E
14.86
15.11
0.585
0.595
E1
13.89
14.05
0.547
0.553
E2
6.05
6.93
0.238
0.273
E3
10.16
0.400
e
1.27
0.050
F
0.00
0.13
0.000
0.005
R
0.89
0.035
N32
32
PLCC-A
D
E3
E1 E
1 N
D1
D3
CP
B
E2
e
B1
A1
A
R
0.51 (.020)
1.14 (.045)
F
A2
E2
D2
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