Renesas SH7146 Series Computer Hardware User Manual


 
10
3.3 Recommended Dimensions for User System Mount Pad (Footprint)
Figure 4 shows the recommended dimensions for the mount pad (footprint) for the user system
with an IC socket for a PLQP0080JA-A (former code: FP-80WV) package (NQPACK080SB:
manufactured by Tokyo Eletech Corporation). Note that the dimensions in figure 4 are somewhat
different from those of the actual chip's mount pad.
0.65
0.35
6
0.65 x 19 = 12.35
6
Pin 1
17.6
SL-type
2.3
2.3
13
Unit: mm
Dimension and tolerance
Tolerance
±0.05
±0.10
±0.15
±0.20
±0.30
Dimension
Up to 1.2
1.3 to 2.0
2.1 to 5.0
5.1 to 10.0
10.1 or above
Figure 4 Recommended Dimensions for Mount Pad