STM32F301x6 STM32F301x8
Electrical characteristics
6.3.21 Operational amplifier characteristics
Table 71. Operational amplifier characteristics(1)
Symbol
Parameter
Condition
Min
Typ
VDDA
CMIR
Analog supply voltage
Common mode input range
-
2.4
-
-
0
-
Maximum
calibration
25°C, No Load
on output.
-
-
VIOFFSET
Input offset
voltage
range
All voltage/Temp.
-
After offset
25°C, No Load
on output.
-
-
-
calibration
All voltage/Temp.
-
-
ΔVIOFFSET
ILOAD
IDDOPAMP
Input offset voltage drift
Drive current
Consumption
-
-
5
-
-
-
No load,
quiescent mode
-
690
CMRR
Common mode rejection ratio
-
-
90
PSRR
Power supply rejection ratio
DC
73
117
GBW
SR
RLOAD
CLOAD
Bandwidth
Slew rate
Resistive load
Capacitive load
VOHSAT
High saturation voltage(2)
VOLSAT
Low saturation voltage(2)
-
-
8.2
-
-
4.7
-
4
-
-
-
-
Rload = min, Input
at VDDA.
VDDA-100
-
Rload = 20K,
Input at VDDA.
VDDA-20
-
Rload = min,
input at 0V
-
-
Rload = 20K,
input at 0V.
-
-
ϕm
Phase margin
-
-
62
Offset trim time: during
calibration,
tOFFTRIM
minimum time needed between
-
two
steps to have 1 mV accuracy
-
-
CLOAD ≤50 pf,
tWAKEUP
Wake up time from OFF state.
RLOAD ≥ 4 kΩ,
Follower
-
2.8
configuration
tS_OPAM_VOUT ADC sampling time when reading the OPAMP output
400
-
Max
3.6
VDDA
4
6
1.6
3
-
500
1450
-
-
-
-
-
50
-
Unit
V
V
mV
µV/°C
µA
µA
dB
dB
MHz
V/µs
kΩ
pF
-
mV
100
20
-
°
2
ms
5
µs
-
ns
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