Datasheet

Electrical characteristics STM32L475xx
102/204 DS10969 Rev 5
Table 34. Current consumption in Low-power sleep modes, Flash in power-down
Symbol Parameter
Conditions TYP MAX
(1)
Unit
-
Voltage
scaling
f
HCLK
25 °C 55 °C 85 °C 105 °C 125 °C 25 °C 55 °C 85 °C 105 °C 125 °C
I
DD_ALL
(LPSleep)
Supply current
in low-power
sleep mode
f
HCLK
= f
MSI
all peripherals disable
2 MHz 81 110 217 395 754 115 182 375 750 1500
µA
1 MHz 50 78 185 362 720 80 149 342 717 1456
400 kHz 28 57 163 340 698 60 122 314 689 1429 100 kHz 18 47 155 332 686 50 114 313 688 1438
1. Guaranteed by characterization results, unless otherwise specified.
Table 35. Current consumption in Stop 2 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 2)
Supply current in Stop 2 mode, RTC disabled
-
1.8 V 1.14 3.77 14.7 34.7 77 2.7 9 37 87 193
µA
2.4 V 1.15 3.86 15 35.5 79.1 2.7 10 38 89 198
3 V 1.18 3.97 15.4 36.4 81.3 2.8 10 39 91 203
3.6 V 1.26 4.11 16 38 85.1 3.0 10 40 95
(2)
213
I
DD_ALL
(Stop 2 with
RTC)
Supply current in Stop 2 mode, RTC enabled
RTC clocked by LSI
1.8 V 1.42 4.04 15 34.9 77.2 3.1 10 38 87 193
µA
2.4 V 1.5 4.22 15.4 35.7 79.2 3.2 11 39 89 198
3 V 1.64 4.37 15.8 36.7 81.4 3.4 11 40 92 204
3.6 V 1.79 4.65 16.6 38.4 85.4 3.6 12 42 96 214
RTC clocked by LSE bypassed at 32768 Hz
1.8 V 1.5 4.13 15.2 35.3 77.6 3.2 10 38 88 194 2.4 V 1.63 4.33 15.6 36 79.6 3.4 11 39 90 199
3 V 1.79 4.55 16.1 37 81.8 3.6 11 40 93 205
3.6 V 2.04 4.9 16.8 38.7 85.6 3.9 12 42 97 214
RTC clocked by LSE quartz
(3)
in low drive mode
1.8 V 1.43 3.99 14.7 35 - 3.2 10 37 88 - 2.4 V 1.54 4.11 15 35.8 - 3.3 10 38 90 -
3 V 1.67 4.29 15.5 36.7 - 3.4 11 39 92 -
3.6 V 1.87 4.57 16.2 38.3 - 3.7 11 41 96 -
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