W78C32C
PACKAGE DIMENSIONS
40-pin DIP
Dimension in inch
Dimension in mm
Symbol
A
Min. Nom. Max. Min. Nom. Max.
5.334
0.210
0.010
0.150 0.155 0.160
0.254
3.81
1
A
3.937 4.064
A
B
2
0.016 0.018
0.406 0.457 0.559
0.022
0.054
0.050
1.219 1.27
1.372
0.356
0.048
0.008
1
B
c
0.203
0.010 0.014
2.055 2.070
0.254
52.20
15.24
D
52.58
D
E
E
e
L
a
40
21
15.494
0.610
0.590 0.600
14.986
13.72
0.540
13.84 13.97
2.54 2.794
0.545
0.550
0.110
1
1
0.090 0.100
2.286
3.048
0
0.120 0.130 0.140
3.302 3.556
15
1
E
0
15
0.630
0.670 16.00
0.090
17.01
2.286
0.650
16.51
e
S
A
20
1
Notes:
E
1. Dimension D Max. & S include mold flash or
tie bar burrs.
S
c
2. Dimension E1 does not include interlead flash.
3. Dimension D & E1 include mold mismatch and
are determined at the mold parting line.
4. Dimension B1 does not include dambar
protrusion/intrusion.
5. Controlling dimension: Inches.
A2
A
L
Base Plane
1
A
.
Seating Plane
B
e1
eA
a
B 1
6. General appearance spec. should be based on
final visual inspection spec.
44-pin PLCC
H D
D
6
1
44
40
Dimension in inch Dimension in mm
Min. Nom. Max. Min. Nom. Max.
Symbol
0.185
7
39
4.699
A
0.020
0.508
3.683 3.81 3.937
A1
A2
b 1
b
0.145 0.150
0.026 0.028
0.016 0.018
0.155
0.032 0.66 0.711 0.813
0.406
0.022
0.559
0.356
0.457
H E
GE
E
0.008 0.010 0.014 0.203 0.254
c
16.46 16.59 16.71
0.648 0.653 0.658
0.653
0.050 BSC
D
E
e
GD
GE
HD
HE
L
16.59
15.49
16.46
0.658
16.71
0.648
1.27
BSC
0.590
14.99
16.00
0.630
17
29
0.610
0.590
0.680
0.680
14.99 15.49 16.00
0.610 0.630
17.27
17.27
0.700
0.700
17.53 17.78
17.53 17.78
2.54 2.794
0.10
0.690
0.690
18
28
c
0.090 0.100
0.110 2.296
0.004
y
L
Notes:
A2
A1
A
1. Dimension D & E do not include interlead
flash.
2. Dimension b1 does not include dambar
protrusion/intrusion.
q
e
b
3. Controlling dimension: Inches
4. General appearance spec. should be based
on final visual inspection spec.
b 1
Seating Plane
y
G D
Publication Release Date: July 1999
Revision A2
- 13 -
WINBOND [ WINBOND ]
