EFM32G890 Datasheet, PDF (43/74 Pages) Silicon Laboratories – Wake-up Interrupt Controller

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Symbol
Parameter
Condition
DNL_DAC
Differential non-lin-
earity
INL_DAC
Integral non-lineari-
ty
MC_DAC
No missing codes
1_{Measured with a static input code and no loading on the output.}
3.12 Analog Comparator (ACMP)
Min
Typ
Max
Unit
±1
LSB
±5
LSB
12
bits
Table 3.16. ACMP
Symbol
Parameter
Condition
Min
Typ
Max
Unit
V_ACMPIN
Input voltage range
0
V_DD V
V_ACMPCM
ACMP Common
Mode voltage range
0
V_DD V
BIASPROG=0b0000, FULL-
BIAS=0 and HALFBIAS=1 in
ACMPn_CTRL register
55
600 nA
I_ACMP
Active current
BIASPROG=0b1111, FULL-
BIAS=0 and HALFBIAS=0 in
ACMPn_CTRL register
2.82
12 µA
BIASPROG=0b1111, FULL-
BIAS=1 and HALFBIAS=0 in
ACMPn_CTRL register
195
520 µA
I_ACMPREF
Current consump-
tion of internal volt-
age reference
Internal voltage reference off.
Using external voltage refer-
ence
Internal voltage reference,
LPREF=1
0
0.050
0.5 µA
3 µA
Internal voltage reference,
LPREF=0
6
µA
V_ACMPOFFSET Offset voltage
BIASPROG= 0b1010, FULL-
-12
0
12 mV
BIAS=0 and HALFBIAS=0 in
ACMPn_CTRL register
V_ACMPHYST
ACMP hysteresis
Programmable
CSRESSEL=0b00 in
ACMPn_INPUTSEL
17
mV
39
kOhm
R_CSRES
Capacitive Sense
Internal Resistance
CSRESSEL=0b01 in
ACMPn_INPUTSEL
CSRESSEL=0b10 in
ACMPn_INPUTSEL
71
kOhm
104
kOhm
CSRESSEL=0b11 in
ACMPn_INPUTSEL
136
kOhm
t_ACMPSTART
Startup time
10 µs
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. 43) . I_ACMPREF is zero if an external voltage reference is used.
Total ACMP Active Current
2015-05-22 - EFM32G890FXX - d0010_Rev1.90
43
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