EFM32-TG822F32-SK Energy Micro, EFM32-TG822F32-SK Datasheet - Page 39

• Manufacturer Part Number: EFM32-TG822F32-SK
• Description: MCU, MPU & DSP Development Tools TG822 Sample Kit
• Manufacturer: Energy Micro

Specifications of EFM32-TG822F32-SK

• Processor To Be Evaluated: EFM32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.13 Analog Comparator (ACMP)
2012-02-27 - EFM32TG822FXX - d0052_Rev0.95
Table 3.18. ACMP
The total ACMP current is the sum of the contributions from the ACMP and its internal voltage reference
as given in Equation 3.1 (p. 39) . I
Total ACMP Active Current
Symbol
V
V
I
I
V
V
R
ACMP
ACMPREF
ACMPIN
ACMPCM
ACMPOFFSET
ACMPHYST
CSRES
Parameter
Input voltage range
ACMP Common Mode volt-
age range
Active current
Current consumption of in-
ternal voltage reference
Offset voltage
ACMP hysteresis
Capacitive Sense Internal
Resistance
I
ACMPTOTAL
ACMPREF
Condition
BIASPROG=0b0000, FULL-
BIAS=0 and HALFBIAS=1 in
ACMPn_CTRL register
BIASPROG=0b1111, FULL-
BIAS=0 and HALFBIAS=0 in
ACMPn_CTRL register
BIASPROG=0b1111, FULL-
BIAS=1 and HALFBIAS=0 in
ACMPn_CTRL register
Internal voltage reference off.
Using external voltage refer-
ence
Internal voltage reference
Single ended
Differential
Programmable
CSRESSEL=0b00 in
ACMPn_INPUTSEL
CSRESSEL=0b01 in
ACMPn_INPUTSEL
CSRESSEL=0b10 in
ACMPn_INPUTSEL
CSRESSEL=0b11 in
ACMPn_INPUTSEL
= I
is zero if an external voltage reference is used.
ACMP
...the world's most energy friendly microcontrollers
39
+ I
ACMPREF
Min
0
0
Typ
www.energymicro.com
2.87
195
104
136
0.1
10
10
17
39
71
0
5
Max
V
V
DD
DD
Unit
V
V
µA
µA
µA
µA
µA
mV
mV
mV
kOhm
kOhm
kOhm
kOhm
(3.1)