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