EFM32-G280-SK-F128 Energy Micro, EFM32-G280-SK-F128 Datasheet - Page 28

• Manufacturer Part Number: EFM32-G280-SK-F128
• Description: MCU, CORTEX-M3, EFM32-G280 SAMPLE-PK
• Manufacturer: Energy Micro

Specifications of EFM32-G280-SK-F128

• Controller Family/series: ARM Cortex-M3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.9.3 LFRCO
2010-12-17 - d0006_Rev1.20
Table 3.11. LFRCO
Figure 3.20. Calibrated LFRCO Frequency vs Temperature and Supply Voltage
Symbol
f
t
I
TC
VC
TUNESTEP
FRCO
LFRCO
LFRCO
LFRCO
LFRCO
LFRCO
40
42
38
36
34
32
30
1.8
L-
2.2
Parameter
Oscillation frequency ,
V
Startup time not including
software calibration
Current consumption
Temperature coefficient
Supply voltage coefficient
Frequency step for LSB
change in TUNING value
DD
= 3.0 V, T
2.6
Vdd [V]
AMB
=25°C
3.0
3.4
Condition
- 40°C
25°C
85°C
3.8
...the world's most energy friendly microcontrollers
28
42
40
38
36
34
30
32
–40
–15
Min
5
Tem perature [°C]
Typ
25
www.energymicro.com
±0.02
150
190
±15
1.5
32
45
Max
65
1.8 V
3 V
3.8 V
Unit
kHz
µs
nA
%/°C
%/V
%
85