EFM32-TG822F32-SK Energy Micro, EFM32-TG822F32-SK Datasheet - Page 24

• Manufacturer Part Number: EFM32-TG822F32-SK
• Description: MCU, MPU & DSP Development Tools TG822 Sample Kit
• Manufacturer: Energy Micro

Specifications of EFM32-TG822F32-SK

• Processor To Be Evaluated: EFM32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.9.4 HFRCO
3.9.5 ULFRCO
2012-02-27 - EFM32TG822FXX - d0052_Rev0.95
Figure 3.11. Calibrated LFRCO Frequency vs Temperature and Supply Voltage
Table 3.13. HFRCO
Table 3.14. ULFRCO
Symbol
f
t
I
DC
TUNESTEP
FRCO
Symbol
f
TC
VC
HFRCO
HFRCO_settling
HFRCO
ULFRCO
ULFRCO
ULFRCO
HFRCO
40
42
38
36
34
32
30
1.8
H-
2.2
Parameter
Oscillation frequency, V
3.0 V, T
Settling time after start-up
Current consumption
Duty cycle
Frequency step for LSB
change in TUNING value
Parameter
Oscillation frequency
Temperature coefficient
Supply voltage coefficient
AMB
2.6
=25°C
Vdd [ V]
3.0
DD
=
3.4
Condition
28 MHz frequency band
21 MHz frequency band
14 MHz frequency band
11 MHz frequency band
7 MHz frequency band
1 MHz frequency band
f
f
f
f
f
f
f
f
Condition
25°C, 3V
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
-40° C
25° C
85° C
3.8
= 14 MHz
= 28 MHz
= 21 MHz
= 14 MHz
= 11 MHz
= 7 MHz
= 1 MHz
= 14 MHz
...the world's most energy friendly microcontrollers
24
42
40
38
36
34
30
32
–40
–15
Min
Min
48.5
0.8
5
Tem perat ure [ ° C]
Typ
Typ
25
www.energymicro.com
-18.2
0.05
106
0.6
0.3
28
21
14
11
93
77
72
63
22
50
7
1
45
Max
Max
65
1.5 kHz
51 %
1.8 V
3 V
3.8 V
Unit
MHz
MHz
MHz
MHz
MHz
MHz
Cycles
µA
µA
µA
µA
µA
µA
%
Unit
%/°C
%/V
85