Table 21. Current Consumption In Low-Power Sleep Mode - STMicroelectronics STM32L151RE Manual

Ultra-low -power 32-bit mcu arm-based cortex-m3 with 512kb flash, 80kb sram, 16kb eerom, lcd, usb, adc, dac
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STM32L151xE STM32L152xE
Symbol
Parameter
Supply
I
current in
DD
(LP Sleep)
Low-power
sleep mode
Max
allowed
I
max
DD
current in
(LP Sleep)
Low-power
sleep mode
1. Guaranteed by characterization results, unless otherwise specified.

Table 21. Current consumption in Low-power sleep mode

MSI clock, 65 kHz
f
HCLK
Flash OFF
MSI clock, 65 kHz
f
HCLK
Flash ON
All peripherals
OFF, V
from
MSI clock, 65 kHz
DD
1.65 V to 3.6 V
f
HCLK
Flash ON
MSI clock, 131 kHz
f
HCLK
Flash ON
MSI clock, 65 kHz
f
HCLK
TIM9 and
MSI clock, 65 kHz
USART1
f
enabled, Flash
HCLK
ON, V
from
DD
1.65 V to 3.6 V
MSI clock, 131 kHz
f
HCLK
V
from 1.65 V
DD
to 3.6 V
Conditions
= 32 kHz
T
= -40 °C to 25 °C
A
T
= -40 °C to 25 °C
A
= 32 kHz
T
= 85 °C
A
T
= 105 °C
A
T
= -40 °C to 25 °C
A
= 65 kHz,
T
= 85 °C
A
T
= 105 °C
A
T
= -40 °C to 25 °C
A
T
= 55 °C
A
= 131 kHz,
T
= 85 °C
A
T
= 105 °C
A
T
= -40 °C to 25 °C
A
T
= 85 °C
A
= 32 kHz
T
= 105 °C
A
T
= -40 °C to 25 °C
A
T
= 85 °C
A
= 65 kHz
T
= 105 °C
A
T
= -40 °C to 25 °C
A
T
= 55 °C
A
= 131 kHz
T
= 85 °C
A
T
= 105 °C
A
-
DocID025433 Rev 8
Electrical characteristics
Typ
Max
5.5
18.5
26.8
37
18.5
27.2
37.3
21.5
23.7
29.8
39.7
18.5
26.8
38.3
18.5
27.2
38.5
21.5
23.7
29.8
41.2
-
-
(1)
Unit
-
21
29
47
21
29
47
25
26
32
50
21
µA
29
47
21
29
47
25
26
32
50
200
69/134
113

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