Datasheet

Electrical characteristics STM32L052x6 STM32L052x8
68/143 DocID025936 Rev 8
Table 37. Typical and maximum current consumptions in Standby mode
Symbol Parameter Conditions Typ Max
(1)
Unit
I
DD
(Standby)
Supply current in Standby
mode
Independent watchdog
and LSI enabled
T
A
= − 40 to 25°C 1.3 1.7
µA
T
A
= 55 °C - 2.9
T
A
= 85 °C - 3.3
T
A
= 105 °C - 4.1
T
A
= 125 °C - 8.5
Independent watchdog
and LSI OFF
T
A
= − 40 to 25°C 0.29 0.6
T
A
= 55 °C 0.32 0.9
T
A
= 85 °C 0.5 2.3
T
A
= 105 °C 0.94 3
T
A
= 125 °C 2.6 7
1. Guaranteed by characterization results at 125 °C, unless otherwise specified
Table 38. Average current consumption during Wakeup
Symbol parameter System frequency
Current
consumption
during wakeup
Unit
I
DD
(Wakeup from
Stop)
Supply current during Wakeup from
Stop mode
HSI 1
mA
HSI/4 0,7
MSI clock = 4,2 MHz 0,7
MSI clock = 1,05 MHz 0,4
MSI clock = 65 KHz 0,1
I
DD
(Reset) Reset pin pulled down - 0,21
I
DD
(Power-up) BOR ON - 0,23
I
DD
(Wakeup from
StandBy)
With Fast wakeup set MSI clock = 2,1 MHz 0,5
With Fast wakeup disabled MSI clock = 2,1 MHz 0,12
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