EFM8LB1 Datasheet, PDF (53/70 Pages) Silicon Laboratories – The EFM8LB1 device family are fully integrated, mixed-signal system-on-a-chip MCUs. Highlighted features are listed below

7.2 QFN32 PCB Land Pattern
EFM8LB1 Data Sheet
QFN32 Package Specifications
Dimension
C1
C2
X1
X2
Y1
Y2
e
Figure 7.2. QFN32 PCB Land Pattern Drawing
Table 7.2. QFN32 PCB Land Pattern Dimensions
Min
Max
—
4.00
—
4.00
—
0.2
—
2.8
—
0.75
—
2.8
—
0.4
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