EFR32BG12P232F Datasheet, PDF (83/181 Pages) Silicon Laboratories – EFR32BG12 Blue Gecko Bluetooth ®Low Energy SoC Family Data Sheet

4.1.16 Analog to Digital Converter (ADC)
EFR32BG12 Blue Gecko Bluetooth ^®Low Energy SoC Family Data Sheet
Electrical Specifications
Table 4.42. Analog to Digital Converter (ADC)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Resolution
V_RESOLUTION
6
—
12
Bits
Input voltage range
V_ADCIN
Single ended
—
—
V_FS
V
Differential
-V_FS/2
—
V_FS/2
V
Input range of external refer- V_{ADCREFIN_P}
ence voltage, single ended
and differential
1
—
V_AVDD
V
Power supply rejection²
PSRR_ADC
At DC
—
80
—
dB
Analog input common mode CMRR_ADC
rejection ratio
At DC
—
80
—
dB
Current from all supplies, us- I_{ADC_CONTI-}
1 Msps / 16 MHz ADCCLK, BIA-
—
ing internal reference buffer. _{NOUS_LP}
SPROG = 0, GPBIASACC = 1 ³
Continous operation. WAR-
MUPMODE⁴ = KEEPADC-
250 ksps / 4 MHz ADCCLK, BIA-
—
WARM
SPROG = 6, GPBIASACC = 1 ³
62.5 ksps / 1 MHz ADCCLK, BIA-
—
SPROG = 15, GPBIASACC = 1 ³
270
315
μA
125
—
μA
80
—
μA
Current from all supplies, us- I_{ADC_NORMAL_LP} 35 ksps / 16 MHz ADCCLK, BIA-
—
45
—
μA
ing internal reference buffer.
SPROG = 0, GPBIASACC = 1 ³
Duty-cycled operation. WAR-
MUPMODE⁴ = NORMAL
5 ksps / 16 MHz ADCCLK BIA-
—
8
—
μA
SPROG = 0, GPBIASACC = 1 ³
Current from all supplies, us- I_{ADC_STAND-}
125 ksps / 16 MHz ADCCLK, BIA-
—
105
—
μA
ing internal reference buffer. _{BY_LP}
SPROG = 0, GPBIASACC = 1 ³
Duty-cycled operation.
AWARMUPMODE⁴ = KEEP-
INSTANDBY or KEEPIN-
35 ksps / 16 MHz ADCCLK, BIA-
—
70
—
μA
SPROG = 0, GPBIASACC = 1 ³
SLOWACC
Current from all supplies, us- I_{ADC_CONTI-}
1 Msps / 16 MHz ADCCLK, BIA-
—
325
—
μA
ing internal reference buffer. _{NOUS_HP}
SPROG = 0, GPBIASACC = 0 ³
Continous operation. WAR-
MUPMODE⁴ = KEEPADC-
250 ksps / 4 MHz ADCCLK, BIA-
—
175
—
μA
WARM
SPROG = 6, GPBIASACC = 0 ³
62.5 ksps / 1 MHz ADCCLK, BIA-
—
125
—
μA
SPROG = 15, GPBIASACC = 0 ³
Current from all supplies, us- I_{ADC_NORMAL_HP} 35 ksps / 16 MHz ADCCLK, BIA-
—
85
—
μA
ing internal reference buffer.
SPROG = 0, GPBIASACC = 0 ³
Duty-cycled operation. WAR-
MUPMODE⁴ = NORMAL
5 ksps / 16 MHz ADCCLK BIA-
—
16
—
μA
SPROG = 0, GPBIASACC = 0 ³
Current from all supplies, us- I_{ADC_STAND-}
125 ksps / 16 MHz ADCCLK, BIA-
—
160
—
μA
ing internal reference buffer. _{BY_HP}
SPROG = 0, GPBIASACC = 0 ³
Duty-cycled operation.
AWARMUPMODE⁴ = KEEP-
INSTANDBY or KEEPIN-
35 ksps / 16 MHz ADCCLK, BIA-
—
125
—
μA
SPROG = 0, GPBIASACC = 0 ³
SLOWACC
Current from HFPERCLK
I_{ADC_CLK}
HFPERCLK = 16 MHz
—
160
—
μA
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