EFM32GG232 Datasheet, PDF (27/71 Pages) Silicon Laboratories – High Performance 32-bit processor

3.9.6 ULFRCO
Table 3.13. ULFRCO
Symbol
f_ULFRCO
TC_ULFRCO
VC_ULFRCO
Parameter
Condition
Oscillation frequen- 25°C, 3V
cy
Temperature coeffi-
cient
Supply voltage co-
efficient
...the world's most energy friendly microcontrollers
Min
Typ
0.70
Max
Unit
1.75 kHz
0.05
%/°C
-18.2
%/V
3.10 Analog Digital Converter (ADC)
Table 3.14. ADC
Symbol
Parameter
Condition
V_ADCIN
Single ended
Input voltage range
Differential
V_ADCREFIN
Input range of exter-
nal reference volt-
age, single ended
and differential
V_{ADCREFIN_CH7} Input range of ex-
ternal negative ref-
erence voltage on
channel 7
See V_ADCREFIN
V_{ADCREFIN_CH6} Input range of ex-
ternal positive ref-
erence voltage on
channel 6
See V_ADCREFIN
V_ADCCMIN
Common mode in-
put range
I_ADCIN
CMRR_ADC
Input current
2pF sampling capacitors
Analog input com-
mon mode rejection
ratio
1 MSamples/s, 12 bit, external
reference
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b00
I_ADC
Average active cur- _{10 kSamples/s 12 bit, internal}
rent
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b01
10 kSamples/s 12 bit, internal
1.25 V reference, WARMUP-
MODE in ADCn_CTRL set to
0b10
I_ADCREF
Current consump-
tion of internal volt-
age reference
Internal voltage reference
Min
Typ
0
-V_REF/2
1.25
0
0.625
0
Max
Unit
V_REF V
V_REF/2 V
V_DD V
V_DD - 1.1 V
V_DD V
<100
65
351
67
V_DD V
nA
dB
µA
µA
63
µA
64
µA
65
µA
2016-03-21 - EFM32GG232FXX - d0125_Rev1.40
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