Preliminary
...the world's most energy friendly microcontrollers
5 PCB Layout and Soldering
5.1 Recommended PCB Layout
Figure 5.1. QFN24 PCB Land Pattern
a
p8
p7
p1
p6
b
p9
e
g
c
p2
p5
p3
p4
f
d
Table 5.1. QFN24 PCB Land Pattern Dimensions (Dimensions in mm)
Symbol
Dim. (mm)
0.80
Symbol
P1
Pin number
Symbol
Pin number
a
b
c
d
e
f
1
6
P8
24
25
-
0.30
P2
P9
0.65
P3
7
-
-
-
-
-
5.00
P4
12
13
18
19
-
5.00
P5
-
3.60
P6
-
g
3.60
P7
-
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2013-10-09 - EFM32ZG108FXX - d0063_Rev0.60
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