EFR32BG1V132F256 Datasheet, PDF (42/94 Pages) Silicon Laboratories – ConfidentialEFR32BG1 Blue Gecko Bluetooth® Smart SoC CSP Family

4.1.14 ADC
EFR32BG1 Blue Gecko Bluetooth® Smart SoC CSP Family Data Sheet
Electrical Specifications
Confidential ^{Table4.26. ADC}
Parameter
Symbol
Test Condition
Resolution
Input voltage range
V_RESOLUTION
V_ADCIN
Single ended
Differential
Input range of external refer- V_{ADCREFIN_P}
ence voltage, single ended
and differential
Power supply rejection¹
PSRR_ADC
Analog input common mode CMRR_ADC
rejection ratio
At DC
At DC
Current from all supplies, us-
ing internal reference buffer.
Continous operation. WAR-
MUPMODE² = KEEPADC-
WARM
I_{ADC_CONTI-}
NOUS_LP
1 Msps / 16 MHz ADCCLK,
BIASPROG = 0, GPBIASACC = 1
3
250 ksps / 4 MHz ADCCLK, BIA-
SPROG = 6, GPBIASACC = 1 ³
62.5 ksps / 1 MHz ADCCLK,
BIASPROG = 15, GPBIASACC =
1³
Current from all supplies, us-
ing internal reference buffer.
Duty-cycled operation. WAR-
MUPMODE² = NORMAL
I_{ADC_NORMAL_LP}
35 ksps / 16 MHz ADCCLK,
BIASPROG = 0, GPBIASACC = 1
3
5 ksps / 16 MHz ADCCLK
BIASPROG = 0, GPBIASACC = 1
3
Current from all supplies, us-
ing internal reference buffer.
Duty-cycled operation.
AWARMUPMODE² = KEEP-
INSTANDBY or KEEPIN-
SLOWACC
I_{ADC_STAND-}
BY_LP
125 ksps / 16 MHz ADCCLK,
BIASPROG = 0, GPBIASACC = 1
3
35 ksps / 16 MHz ADCCLK,
BIASPROG = 0, GPBIASACC = 1
3
Current from all supplies, us- I_{ADC_CONTI-}
1 Msps / 16 MHz ADCCLK,
Min
6
0
-V_REF
1
—
—
—
—
—
—
—
—
—
—
Typ
Max
—
12
—
2*V_REF
—
V_REF
—
V_AVDD
80
—
80
—
301
350
149
—
91
—
51
—
9
—
117
—
79
—
345
—
Unit
Bits
V
V
V
dB
dB
μA
μA
μA
μA
μA
μA
μA
μA
ing internal reference buffer. _{NOUS_HP}
Continous operation. WAR-
BIASPROG = 0, GPBIASACC = 0
MUPMODE² = KEEPADC-
3
WARM
250 ksps / 4 MHz ADCCLK, BIA-
—
191
—
μA
SPROG = 6, GPBIASACC = 0 ³
62.5 ksps / 1 MHz ADCCLK,
—
132
—
μA
BIASPROG = 15, GPBIASACC =
0³
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