EFM32GG990 Datasheet, PDF (61/73 Pages) Qimonda AG – EFM32GG990 DATASHEET

Preliminary
...the world's most energy friendly microcontrollers
5 PCB Layout and Soldering
5.1 Recommended PCB Layout
Figure 5.1. BGA112 PCB Land Pattern
c1
cn
a
r1
b
e
rn
d
Table 5.1. BGA112 PCB Land Pattern Dimensions (Dimensions in mm)
Symbol
Dim. (mm)
Symbol
a
0.35
r1
b
0.80
rn
d
8.00
c1
e
8.00
cn
Row name and
column number
A
L
1
11
2012-09-11 - EFM32GG990FXX - d0046_Rev1.00
61
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