EFM32GG840 Datasheet, PDF (26/73 Pages) Silicon Laboratories – Read-while-write support

...the world's most energy friendly microcontrollers
Figure 3.11. Calibrated HFRCO 14 MHz Band Frequency vs Supply Voltage and Temperature
14.2
14.1
14.0
13.9
13.8
13.7
13.6
- 40°C
25°C
85°C
13.5
2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8
Vdd [V]
14.2
14.1
14.0
13.9
13.8
13.7
13.6
13.5
–4 0
2.0 V
3.0 V
3.8 V
–1 5
5
25
45
65
85
Tem perature [°C]
Figure 3.12. Calibrated HFRCO 21 MHz Band Frequency vs Supply Voltage and Temperature
21.2
21.1
21.0
20.9
20.8
20.7
20.6
20.5
20.4
- 40°C
25°C
85°C
20.3
2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8
Vdd [V]
21.2
21.1
21.0
20.9
20.8
20.7
20.6
20.5
20.4
20.3
–4 0
2.0 V
3.0 V
3.8 V
–1 5
5
25
45
65
85
Tem perature [°C]
Figure 3.13. Calibrated HFRCO 28 MHz Band Frequency vs Supply Voltage and Temperature
28.2
28.0
27.8
27.6
27.4
27.2
- 40°C
25°C
85°C
27.0
2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8
Vdd [V]
28.4
28.2
28.0
27.8
27.6
27.4
27.2
27.0
–4 0
2.0 V
3.0 V
3.8 V
–1 5
5
25
45
65
85
Tem perature [°C]
2014-05-23 - EFM32GG840FXX - d0041_Rev1.30
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