Renesas QFP-80A - Manual (Page 13)

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-80A 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.
9
Unit: mm
0.35
0.65 19 = 12.35 0.1
+ 0.1
- 0.05 0.65 0.05
0.65
19 = 12.35
0.1
14.70 (max.)
20.50 (min.)
0.65
0.05
Figure 5 Recommended Dimensions for Mount Pad