W741E20X Datasheet, PDF (81/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

Package Dimensions, continued
28-Lead PDIP Skinny
Preliminary W741E20X
28
E1
1
D
15
14
S
A A2
L
B
e1
B1
Base Plane
A1
E
c
Mounting Plane
a
eA
Symbol
A
A1
A2
B
B1
c
D
E
E1
e1
L
a
eA
S
Dimension in Inches
Min. Nom. Max.
0.175
0.010
0.125 0.130 0.135
0.016 0.018 0.022
0.058 0.060
0.064
0.008 0.010
0.014
1.388
1.400
0.300 0.310 0.320
0.283
0.090
0.288
0.100
0.293
0.110
0.120 0.130 0.140
0°
15°
0.330 0.350
0.370
0.055
Dimension in mm
Min. Nom. Max.
4.45
0.25
3.18
3.30
3.43
0.41
0.46
0.56
1.47
1.52
1.63
0.20
0.25
0.36
35.26
35.56
7.62
7.87
8.13
7.19
7.32
7.44
2.29
2.54
2.79
3.05
3.30
3.56
0°
15°
8.38
8.89
9.40
1.40
- 81 -
Publication Release Date: March 1998
Revision A1