SLWSTK6020A Datasheet, PDF (43/102 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet

4.1.17 Analog Comparator (ACMP)
EFR32BG1 Blue Gecko Bluetooth® Smart SoCFamily Data Sheet
Electrical Specifications
Table 4.29. ACMP
Parameter
Input voltage range
Symbol
V_ACMPIN
Active current not including I_ACMP
voltage reference
Current consumption of inter- I_ACMPREF
nal voltage reference,
Hysteresis
V_ACMPHYST
Comparator delay
t_ACMPDELAY
Offset voltage
Reference Voltage
V_ACMPOFFSET
V_ACMPREF
Test Condition
CMPVDD =
ACMPn_CTRL_PWRSEL ¹
BIASPROG² = 1, FULLBIAS² = 0
BIASPROG² = 0x10, FULLBIAS²
=0
BIASPROG² = 0x20, FULLBIAS²
=1
VLP selected as input using 2.5 V
Reference / 4 (0.625 V)
VLP selected as input using VDD
VBDIV selected as input using
1.25 V reference / 1
VADIV selected as input using
VDD/1
HYSTSEL³ = HYST0
HYSTSEL³ = HYST1
HYSTSEL³ = HYST2
HYSTSEL³ = HYST3
HYSTSEL³ = HYST4
HYSTSEL³ = HYST5
HYSTSEL³ = HYST6
HYSTSEL³ = HYST7
BIASPROG² = 1, FULLBIAS² = 0
4
BIASPROG² = 0x10, FULLBIAS²
=0⁴
BIASPROG² = 0x20, FULLBIAS²
=1⁴
BIASPROG² =0x20, FULLBIAS²
=1⁴
Internal 1.25 V reference
Internal 2.5 V reference
Min
0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
TBD
TBD
Typ
Max
Unit
—
CMPVDD
V
50
—
nA
306
—
nA
74
TBD
μA
50
—
nA
20
—
nA
4.1
—
μA
2.4
—
μA
0
TBD
mV
12
—
mV
22
—
mV
30
—
mV
36
—
mV
41
—
mV
47
—
mV
52
—
mV
30
—
μs
3.7
—
μs
35
—
ns
—
TBD
mV
1.25
TBD
V
2.5
TBD
V
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