EFM32G Data Sheet
Electrical Characteristics
4.13 Voltage Comparator (VCMP)
Table 4.17. VCMP
Test Condition
Parameter
Symbol
VVCMPIN
Min
—
Typ
VDD
VDD
Max
—
Unit
V
Input voltage range
VCMP Common Mode voltage VVCMPCM
range
—
—
V
Active current
IVCMP
BIASPROG=0b0000 and HALF-
BIAS=1 in VCMPn_CTRL regis-
ter
—
—
—
0.3
22
10
1
µA
µA
µs
BIASPROG=0b1111 and HALF-
BIAS=0 in VCMPn_CTRL regis-
ter. LPREF=0.
30
—
Startup time reference genera- tVCMPREF
tor
NORMAL
Offset voltage
VVCMPOFFSET
Single-ended
Differential
—
—
—
—
10
10
40
—
—
—
—
10
mV
mV
mV
µs
VCMP hysteresis
Startup time
VVCMPHYST
tVCMPSTART
The VDD Trigger Level can be configured by setting the TRIGLEVEL field of the VCMP_CTRL register in accordance with the following
equation:
V
= 1.667V + 0.034 × TRIGLEVEL
DD Trigger Level
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