EFM32WG360 Datasheet, PDF (64/75 Pages) Silicon Laboratories – Operation from backup battery when main power drains out

...the world's most energy friendly microcontrollers
5 PCB Layout and Soldering
5.1 Recommended PCB Layout
Figure 5.1. CSP81 PCB Land Pattern
Table 5.1. CSP81 PCB Land Pattern Dimensions (Dimensions in mm)
Symbol
X
C1
C2
E1
E2
Dim. (mm)
0.20
3.20
3.20
0.40
0.40
2014-10-15 - EFM32WG360FXX - d0283_Rev1.00
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