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SLWSTK6020A Datasheet, PDF (39/102 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet | |||
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4.1.15 ADC
EFR32BG1 Blue Gecko Bluetooth® Smart SoCFamily Data Sheet
Electrical Specifications
Table 4.27. ADC
Parameter
Symbol
Test Condition
Resolution
Input voltage range
VRESOLUTION
VADCIN
Single ended
Differential
Input range of external refer- VADCREFIN_P
ence voltage, single ended
and differential
Power supply rejection1
PSRRADC
Analog input common mode CMRRADC
rejection ratio
At DC
At DC
Current on DVDD, using in-
ternal reference buffer. Con-
tinous operation. WARMUP-
MODE2 = KEEPADCWARM
IADCDIG_CONTI-
NOUS
1 Msps / 16 MHz ADCCLK,
BIASPROG3 = 0
250 ksps / 4 MHz ADCCLK, BIA-
SPROG3 = 6
62.5 ksps / 1 MHz ADCCLK,
BIASPROG3 = 15
Current on DVDD, using in-
ternal reference buffer. Duty-
cycled operation. WARMUP-
MODE2 = NORMAL
IADCDIG_NORMAL
35 ksps / 16 MHz ADCCLK,
BIASPROG3 = 0
5 ksps / 16 MHz ADCCLK
BIASPROG3 = 0
Current on DVDD, using in-
ternal reference buffer. Duty-
cycled operation. AWAR-
MUPMODE2 = KEEPIN-
STANDBY or KEEPINSLO-
WACC
IADCDIG_STAND-
BY
125 ksps / 16 MHz ADCCLK,
BIASPROG3 = 0
35 ksps / 16 MHz ADCCLK,
BIASPROG3 = 0
Current on AVDD4, using in-
ternal reference buffer. Con-
tinous operation. WARMUP-
MODE2 = KEEPADCWARM
IADCANA_CONTI-
NOUS
1 Msps / 16 MHz ADCCLK,
BIASPROG3 = 0
250 ksps / 4 MHz ADCCLK, BIA-
SPROG3 = 6
62.5 ksps / 1 MHz ADCCLK,
BIASPROG3 = 15
Current on AVDD4 , using in- IADCANA_NORMAL 35 ksps / 16 MHz ADCCLK,
ternal reference buffer. Duty-
cycled operation. WARMUP-
BIASPROG3 = 0
MODE2 = NORMAL
5 ksps / 16 MHz ADCCLK,
BIASPROG3 = 0
Min
6
0
-VREF
1
â
â
â
â
â
â
â
â
â
â
â
â
â
â
Typ
Max
Unit
â
12
Bits
â
2*VREF
V
â
VREF
V
â
VAVDD
V
80
â
dB
80
â
dB
40
â
μA
15
â
μA
9
â
μA
40
â
μA
5
â
μA
12
â
μA
6
â
μA
286
â
μA
155
â
μA
102
â
μA
35
â
μA
5
â
μA
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