Case outline Y.
Symbol
Inches
Millimeters
Max
3.56
0.36
0.76
0.20
19.56
12.19
7.49
Notes
2
Min
.140
.014
.030
.008
.770
.480
.295
Max
.200
.023
.070
.015
.810
.510
.305
Min
5.08
0.58
1.78
0.38
20.57
12.95
7.75
A
b
b1
c
D
E
E1
e
6
4
.100 BSC
2.54 BSC
L
.150
.200
---
.035
.137
---
3.81
4.57
0.38
---
5.08
---
0.89
3.48
---
L1
Q
S
.180
.015
---
3
5
5
S1
.060
1.52
NOTES:
1. Index area: A notch or a one identification mark is located adjacent to lead one.
2. The minimum dimension for b1 may be .023 inch (0.58 mm) for all four corner leads only.
3. Dimension Q shall be measured from the seating plane to the base plane.
4. The basic pin spacing is .100 inch (2.54 mm) between centerlines.
5. Applies to all four corners
6. E1 shall be measured at the centerline of the leads.
FIGURE 1. Case outline(s) - Continued.
SIZE
STANDARD
MICROCIRCUIT DRAWING
85030
A
REVISION LEVEL
SHEET
DEFENSE SUPPLY CENTER COLUMBUS
H
8
COLUMBUS, OHIO 43218-3990
DSCC FORM 2234
APR 97