Datasheet
DS10969 Rev 5 163/204
STM32L475xx Electrical characteristics
190
GM Gain margin
Normal mode - 13 -
dB
Low-power mode - 20 -
t
WAKEUP
Wake up time
from OFF state.
Normal mode
C
LOAD
50 pf,
R
LOAD
4 k
follower
configuration
-510
µs
Low-power mode
C
LOAD
50 pf,
R
LOAD
20 k
follower
configuration
-1030
I
bias
OPAMP input
bias current
General purpose
input
----
(4)
nA
PGA gain
(3)
Non inverting
gain value
-
-2-
-
-4-
-8-
-16-
R
network
R2/R1 internal
resistance
values in PGA
mode
(5)
PGA Gain = 2 - 80/80 -
k/k
PGA Gain = 4 -
120/
40
-
PGA Gain = 8 -
140/
20
-
PGA Gain = 16 -
150/
10
-
Delta R
Resistance
variation (R1 or
R2)
--15-15%
PGA gain error PGA gain error - -1 - 1 %
PGA BW
PGA bandwidth
for different non
inverting gain
Gain = 2 - -
GBW/
2
-
MHz
Gain = 4 - -
GBW/
4
-
Gain = 8 - -
GBW/
8
-
Gain = 16 - -
GBW/
16
-
Table 76. OPAMP characteristics
(1)
(continued)
Symbol Parameter Conditions Min Typ Max Unit
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