w49f002u Winbond Electronics Corp America, w49f002u Datasheet - Page 21

• Manufacturer Part Number: w49f002u
• Description: 256k X 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

PACKAGE DIMENSIONS
32-pin P-DIP
32-pin PLCC
L
13
Seating Plane
5
E
1
A
L
A
2
14
4
32
1
S
e
G
H
1
E
E
E
b
b
32
1
B
B
1
20
D
30
e
1
21
29
A
A
2
1
D H
y
D
A
17
16
A
1
Base Plane
Seating Plane
c
- 21 -
a
G
D
e
E
A
Notes:
Symbol
4. General appearance spec. should be based on final
1. Dimensions D & E do not include interlead flash.
2. Dimension b1 does not include dambar protrusion/intrusion.
3. Controlling dimension: Inches
c
A
A
A
b
b
D
c
E
G
G
H
H
L
e
y
visual inspection sepc.
1
2
1
D
E
D
E
Notes:
Publication Release Date: April 2000
Symbol
1.Dimensions D Max. & S include mold flash or
2.Dimension E1 does not include interlead flash.
3.Dimensions D & E1 include mold mismatch and
4.Dimension B1 does not include dambar
5.Controlling dimension: Inches
6.General appearance spec. should be based on
A
A
A
B
B
c
D
E
E
e
L
e
S
a
tie bar burrs.
are determined at the mold parting line.
protrusion/intrusion.
final visual inspection spec.
Dimension in Inches
A
0.075
1
2
1
1
1
0.020
0.105
0.026
0.016
0.008
0.547
0.447
0.044
0.490
0.390
0.585
0.485
Min. Nom.
0 °
Dimension in inches
0.010
0.150
0.016
0.048
0.008
0.590
0.090
0.120
0.545
0.630
Min. Nom. Max.
0
0.090
0.110
0.028
0.018
0.010
0.550
0.450
0.050
0.51
0
0.410
0.590
0.49
0
0.155
0.018
0.050
0.010
1.650
0.600
0.550
0.100
0.130
0.650
Max.
0.140
0.115
0.032
0.022
0.014
0.553
0.453
0.056
0.530
0.430
0.595
0.495
0.095
0.004
10 °
0.160
0.022
0.054
0.014
1.660
0.610
0.555
0.110
0.140
0.670
.
0.210
0.085
15
13.89
11.35
12.45
14.86
12.32
Min.
0.50
2.67
0.66
0.41
0.20
1.12
1.91
Dimension in mm
9.91
0 °
14.99
13.84
16.00
3.81
0.41
1.22
Min.
0.25
0.20
2.29
3.05
W49F002U
Dimension in mm
0
Nom.
13.97
11.43
12.9
5
10.41
14.99
12.45
2.80
0.71
0.46
0.25
1.27
2.29
Nom.
15.24
41.91 42.16
13.97
16.51
3.94
0.46
1.27
0.25
2.54
3.30
Max.
14.05
11.51
13.46
10.92
15.11
12.57
15.49
14.10
17.02
3.56
2.93
0.81
0.56
0.35
1.42
5.33
2.41
0.10
Max.
4.06
0.56
1.37
0.36
2.79
3.56
2.16
10 °
15
Revision A2