
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32GG942FXX - d0128_Rev1.10
43
www.energymicro.com
3.14 Voltage Comparator (VCMP)
Table 3.18. VCMP
Symbol
Parameter
Condition
Min
Typ
Max
Unit
VVCMPIN
Input voltage range
VDD
V
VVCMPCM
VCMP Common Mode volt-
age range
VDD
V
BIASPROG=0b0000
and HALFBIAS=1 in
VCMPn_CTRL register
0.1
A
IVCMP
Active current
BIASPROG=0b1111
and HALFBIAS=0 in
VCMPn_CTRL register.
LPREF=0.
14.7
A
tVCMPREF
Startup time reference gen-
erator
NORMAL
10
s
Single ended
10
mV
VVCMPOFFSET
Offset voltage
Differential
10
mV
VVCMPHYST
VCMP hysteresis
17
mV
The VDD trigger level can be configured by setting the TRIGLEVEL field of the VCMP_CTRL register in
accordance with the following equation:
VCMP Trigger Level as a Function of Level Setting
VDD Trigger Level=1.667V+0.034 ×TRIGLEVEL
(3.2)