Datasheet

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STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC Electrical characteristics
111
Table 22. Current consumption in Low power sleep mode
Symbol Parameter Conditions Typ Max
(1)
Unit
I
DD 
(LP Sleep)
Supply
current in
Low power
sleep mode
All peripherals
OFF, V
DD
from
1.65 V to 3.6 V
MSI clock, 65 kHz
f
HCLK
= 32 kHz
Flash OFF
T
A
= -40 °C to 25 °C 4.4 -
µA
MSI clock, 65 kHz
f
HCLK
= 32 kHz
Flash ON
T
A
= -40 °C to 25 °C 14 16
T
A
= 85 °C 19 23
T
A
= 105 °C 27 33
MSI clock, 65 kHz
f
HCLK
= 65 kHz,
Flash ON
T
A
= -40 °C to 25 °C 15 17
T
A
= 85 °C 20 23
T
A
= 105 °C 28 33
MSI clock, 131 kHz
f
HCLK
= 131 kHz,
Flash ON
T
A
= -40 °C to 25 °C 17 19
T
A
= 55 °C 18 21
T
A
= 85 °C 22 25
T
A
= 105 °C 30 35
TIM9 and
USART1
enabled, Flash
ON, V
DD
from
1.65 V to 3.6 V
MSI clock, 65 kHz
f
HCLK
= 32 kHz
T
A
= -40 °C to 25 °C 14 16
T
A
= 85 °C 19 22
T
A
= 105 °C 27 32
MSI clock, 65 kHz
f
HCLK
= 65 kHz
T
A
= -40 °C to 25 °C 15 17
T
A
= 85 °C 20 23
T
A
= 105 °C 28 33
MSI clock, 131 kHz
f
HCLK
= 131 kHz
T
A
= -40 °C to 25 °C 17 19
T
A
= 55 °C 18 21
T
A
= 85 °C 22 25
T
A
= 105 °C 30 36
I
DD
max
(LP Sleep)
Max
allowed
current in
Low power
Sleep
mode
V
DD
from 1.65 V
to 3.6 V
---200µA
1. Based on characterization, not tested in production, unless otherwise specified.