
Data Device Corporation
62743_pre7_noSA-DB.DOC
www.ddc-web.com
8-07-02
95
MECHANICAL OUTLINE DRAWINGS
Figure 19. Mechanical Outline Drawing for 72-lead Flatpack
1.000 SQ
±0.010
(25.400
±0.254)
72
1
VIEW "B"
0.018
±0.002
(0.457
±0.051)
0.050
±0.005
(1.270
±0.127)
Notes:
1) Dimensions are in inches (mm).
2) Package Material: Alumina (AL2O3)
3) Lead Material: Kovar, Plated by 50
in. minimum nickel under 60 in. minimum gold.
4) There are 6 test pads located on the bottom of the package. These pads are recessed
so as not to interfere when mounting the hybrid There are no user connections to these pads.
VIEW "B"
2.000
±0.015
(50.800
±0.381)
0.500
±0.005
(12.70
±0.127)
0.200
±0.005
(5.080
±0.127)
0.850
±0.008
(21.590
±0.203)
0.010
±0.002
(0.254
±0.051)
0.035
±0.005
(0.889
±0.127)
0.040
±0.004
(1.016
±0.102)
0.050
±0.005
(1.270
±0.127)
0.090
±0.010
(2.286
±0.254)
0.155 MAX
(3.94)
BOTTOM VIEW
SIDE VIEW
VIEW "A"
INDEX DENOTES
PIN NO. 1
P2
P1
P6
P5
P4
P3
0.100 DIA.
(2.540) (see note 4)
1.024 ±0.014 NOM.
(26.010 ±0.356)