82378ZB Datasheet, PDF (127/137 Pages) Intel Corporation – SYSTEM I/O APIC(SIO.A) AND

E
7.0. MECHANICAL SPECIFICATIONS
7.1. Package Diagram
82378ZB (SIO) AND 82379 (SIO.A)
156
157
30 .60 ± 0 .2 0
28.0±0.10
25.35 (ref)
105
104
0° Min
5° Max
0.50±0.10
0 .3 0 5± 0 .05 5
0.50
3 .40 ± 0 .1 0
3.86 Max
208
1
* Note* Heigh t M easurem ents same
as W idth M easurem ents
53
0.076 Max
52
0.23±0.05
Tolerance W indow for
Lead Skew from Theoretical
True Position
0.10 Max
Figure 20. 208-Pin Quad Flat Pack (QFP) Package Dimensions
Un its: m m
057120
127