Datasheet
STM32L452xx Electrical characteristics
DocID029968 Rev 3 113/210
Table 46. Current consumption in Stop 1 mode
Symbol Parameter
Conditions TYP MAX
(1)
Unit
-V
DD
25 °C 55 °C 85 °C 105 °C 125 °C 25 °C 55 °C 85 °C 105 °C 125 °C
I
DD_ALL
(Stop 1)
Supply
current in
Stop 1 mode,
RTC disabled
-
1.8 V 9.85 29.0 100 225 430 17.0 49.5 185 395 850
µA
2.4 V 9.85 29.5 100 225 435 17.0 49.5 185 395 850
3 V 9.90 29.5 100 225 435 17.5 50.0 185 400 850
3.6 V 10.0 28.0 105 230 410 17.5 50.5 190 405 860
I
DD_ALL
(Stop 1 with
RTC)
Supply
current in stop
1 mode,
RTC enabled
RTC clocked by LSI
1.8 V 10.5 29.5 100 225 430 17.0 50.0 185 395 840
µA
2.4 V 10.5 29.5 100 225 435 17.0 50.5 185 395 845
3 V 10.5 30.0 105 225 435 17.5 50.5 185 400 855
3.6 V 10.5 30.0 105 230 440 17.5 51.5 190 405 860
RTC clocked by LSE
bypassed, at 32768 Hz
1.8 V 10.0 29.5 100 225 435 - - - - -
2.4 V 10.0 29.5 100 225 435 - - - - -
3 V 10.5 30.0 105 225 440 - - - - -
3.6 V 11.0 30.5 105 230 440 - - - - -
RTC clocked by LSE quartz
(2)
in low drive mode
1.8 V 10.0 29.0 99.5 220 435 - - - - -
2.4 V 10.0 29.0 99.5 220 435 - - - - -
3 V 10.0 29.0 100 220 440 - - - - -
3.6 V 10.5 29.5 100 225 440 - - - - -
I
DD_ALL
(wakeup
from Stop1)
Supply
current during
wakeup from
Stop 1
Wakeup clock MSI = 48 MHz,
voltage Range 1.
See
(3)
.
3 V1.15---------
mA
Wakeup clock MSI = 4 MHz,
voltage Range 2.
See
(3)
.
3 V1.20---------
Wakeup clock HSI16 =
16 MHz, voltage Range 1.
See
(3)
.
3 V1.20---------
1. Guaranteed based on test during characterization, unless otherwise specified.
2. Based on characterization done with a 32.768 kHz crystal (MC306-G-06Q-32.768, manufacturer JFVNY) with two 6.8 pF loading capacitors.
3. Wakeup with code execution from Flash. Average value given for a typical wakeup time as specified in Table 52: Low-power mode wakeup timings.
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