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| 型號(hào)： | W49F002U70BN |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 256K X 8 FLASH 5V PROM, 70 ns, PDIP32 |
| 封裝： | PLASTIC, DIP-32 |
| 文件頁(yè)數(shù)： | 20/30頁(yè) |
| 文件大?。?/td> | 0K |
| 代理商： | W49F002U70BN |
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W49F002U
Publication Release Date: April 19, 2005
- 27 -
Revision A7
14. PACKAGE DIMENSIONS
14.1 32-pin P-DIP
1.Dimensions D Max. & S include mold flash or
tie bar burrs.
2.Dimension E1 does not include interlead flash.
3.Dimensions D & E1 include mold mismatch and
are determined at the mold parting line.
6.General appearance spec. should be based on
final visual inspection spec.
.
1.37
1.22
0.054
0.048
Notes:
Symbol
Min. Nom. Max.
Max.
Nom.
Min.
Dimension in inches
Dimension in mm
A
B
c
D
e
A
L
S
A
1
2
E
0.050
1.27
0.210
5.33
0.010
0.150
0.016
0.155
0.018
0.160
0.022
3.81
0.41
0.25
3.94
0.46
4.06
0.56
0.008
0.120
0.670
0.010
0.130
0.014
0.140
0.20
3.05
0.25
3.30
0.36
3.56
0.555
0.550
0.545
14.10
13.97
13.84
17.02
15.24
14.99
15.49
0.600
0.590
0.610
2.29
2.54
2.79
0.090
0.100
0.110
B1
1
e
E1
a
1.650
1.660
41.91
42.16
015
0.085
2.16
0.650
0.630
16.00
16.51
protrusion/intrusion.
4.Dimension B1 does not include dambar
5.Controlling dimension: Inches
15
0
Seating Plane
eA
2
A
a
c
E
Base Plane
1
A
1
e
L
A
S
1
E
D
1
B
32
1
16
17
14.2 32-pin PLCC
Notes:
L
c
1
b
2
A
H
E
e
b
D H D
y
A
A1
Seating Plane
E
G
G D
1
13
14
20
29
32
4
5
21
30
1. Dimensions D & E do not include interlead flash.
2. Dimension b1 does not include dambar protrusion/intrusion.
3. Controlling dimension: Inches
4. General appearance spec. should be based on final
visual inspection sepc.
Symbol
Min. Nom. Max.
Max.
Nom.
Min.
Dimension in Inches
Dimension in mm
A
b
c
D
e
HE
L
y
A
1
2
E
b 1
G D
3.56
0.50
2.80
2.67
2.93
0.71
0.66
0.81
0.41
0.46
0.56
0.20
0.25
0.35
13.89
13.97
14.05
11.35
11.43
11.51
1.27
H D
G E
12.45
12.9
5
13.46
9.91
10.41
10.92
14.86
14.99
15.11
12.32
12.45
12.57
1.91
2.29
0.004
0.095
0.090
0.075
0.495
0.49
0
0.485
0.595
0.590
0.585
0.430
0.410
0.390
0.530
0.51
0.490
0.050
0.453
0.450
0.447
0.553
0.550
0.547
0.014
0.010
0.008
0.022
0.018
0.016
0.032
0.026
0.028
0.115
0.105
0.110
0.020
0.140
1.12
1.42
0.044
0.056
0
10
0
0.10
2.41
θ
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