Datasheet
Electrical characteristics STM32L452xx
102/210 DocID029968 Rev 3
Table 31. Current consumption in Run and Low-power run modes, code with data processing
running from SRAM1
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
(Run)
Supply
current in
Run mode
f
HCLK
= f
HSE
up to
48MHz included,
bypass mode
PLL ON above
48 MHz all
peripherals disable
Range 2
26 MHz 2.40 2.40 2.55 2.70 3.05 2.70 2.75 2.90 3.20 3.80
mA
16 MHz 1.50 1.55 1.65 1.80 2.15 1.70 1.80 1.95 2.25 2.80
8 MHz 0.820 0.850 0.950 1.10 1.45 0.95 1.00 1.15 1.45 2.00
4 MHz 0.470 0.500 0.600 0.765 1.10 0.55 0.60 0.75 1.05 1.60
2 MHz 0.295 0.325 0.420 0.585 0.915 0.35 0.40 0.55 0.85 1.40
1 MHz 0.210 0.235 0.330 0.495 0.825 0.25 0.30 0.45 0.75 1.30
100 kHz 0.130 0.155 0.250 0.415 0.750 0.15 0.25 0.35 0.65 1.25
Range 1
80 MHz 8.55 8.60 8.75 8.95 9.35 9.55 9.65 9.85 10.5 11.0
72 MHz 7.70 7.80 7.90 8.15 8.50 8.60 8.70 8.90 9.25 9.95
64 MHz 6.90 6.95 7.10 7.30 7.70 7.70 7.75 7.95 8.35 9.00
48 MHz 5.15 5.20 5.30 5.55 5.90 5.75 5.85 6.05 6.40 7.05
32 MHz 3.45 3.50 3.65 3.85 4.25 3.90 4.00 4.20 4.50 5.15
24 MHz 2.65 2.70 2.80 3.00 3.40 3.00 3.05 3.25 3.55 4.20
16 MHz 1.80 1.85 1.95 2.15 2.55 2.05 2.10 2.30 2.60 3.25
I
DD_ALL
(LPRun)
Supply
current in
low-power
run mode
f
HCLK
= f
MSI
all peripherals disable
FLASH in power-down
2 MHz 220 255 360 540 895 270 330 460 760 1400
µA
1 MHz 120 155 260 440 795 165 215 370 660 1300
400 kHz 60.0 92.0 195 375 730 100 160 330 585 1250
100 kHz 36.0 62.5 165 345 695 63.0 130 305 555 1200
1. Guaranteed by characterization results, unless otherwise specified.
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