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2.3 Recommended Dimensions for User System Mount Pad
Figure 5 shows the recommended dimensions for the mount pad (footprint) for the user system with
an IC socket for an FP-80Q package (IC149-080-017-B5: manufactured by YAMAICHI
ELECTRONICS Co., Ltd.). Note that the dimensions in figure 5 are somewhat different from those
of the actual chip's mount pad.
Unit: mm
0.35
0.65 x 19 = 12.35 ± 0.1
+ 0.1
- 0.05
0.65 ± 0.05
0.65 x 19 = 12.35 ±0.1
14.70 (max.)
20.50 (min.)
0.65 ± 0.05
Figure 5 Recommended Dimensions for Mount Pad