EFM32-G890-SK-F128 Energy Micro, EFM32-G890-SK-F128 Datasheet - Page 29

• Manufacturer Part Number: EFM32-G890-SK-F128
• Description: MCU, CORTEX-M3, EFM32-G890 SAMPLE-PK
• Manufacturer: Energy Micro

Specifications of EFM32-G890-SK-F128

• Controller Family/series: ARM Cortex-M3
• Core Size: 32bit
• Interface: I2C, SPI, UART
• Peripherals: ADC, ACMP, DAC, DMA, POR, RTC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.9.4 HFRCO
2010-12-17 - d0009_Rev1.20
Table 3.12. HFRCO
1
2
Calculated using (max(-40°C - 85°C) - min(-40°C - 85°C)) / f_
Calculated using (max(1.8V - 3.8V) - min(1.8V - 3.8V)) / f_
Symbol
f
t
I
DC
TC
VC
TUNESTEP
FRCO
HFRCO
HFRCO_settling
HFRCO
HFRCO
HFRCO
HFRCO
H-
Parameter
Oscillation frequency, V
3.0 V, T
Settling time after start-up
Current consumption
Duty cycle
Temperature coefficient,
V
Supply voltage coefficient,
T
Frequency step for LSB
change in TUNING value
DD
AMB
= 3.0 V
=25°C
AMB
=25°C
DD
=
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
f
f
f
f
f
f
f
f
f
f
f
f
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
HFRCO
= 14 MHz
= 28 MHz
= 21 MHz
= 14 MHz
= 11 MHz
= 7 MHz
= 1 MHz
= 14 MHz
= 14 MHz
= 28 MHz
= 21 MHz
= 11 MHz
= 7 MHz
= 1 MHz
= 14 MHz
= 28 MHz
= 21 MHz
= 11 MHz
= 7 MHz
= 1 MHz
...the world's most energy friendly microcontrollers
HFRCO
29
HFRCO
/ (3.8V - 1.8V))
/ (85°C - (-40°C))
Min
48.5
Typ
±0.005
±0.01
±0.01
±0.02
±0.02
±0.06
±0.32
±0.52
±0.25
±0.28
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±0.3
±15
106
0.6
0.3
28
21
14
11
93
77
72
63
22
50
7
1
1
1
1
1
1
1
2
2
2
2
2
2
Max
51 %
Unit
MHz
MHz
MHz
MHz
MHz
MHz
Cycles
µA
µA
µA
µA
µA
µA
%/°C
%/°C
%/°C
%/°C
%/°C
%/°C
%/V
%/V
%/V
%/V
%/V
%/V
%