Datasheet

Electrical characteristics STM32L452xx
98/210 DocID029968 Rev 3
Table 27. Current consumption in Run and Low-power run modes, code with data processing
running from Flash, ART enable (Cache ON Prefetch OFF)
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 2.35 2.40 2.50 2.65 3.00 2.65 2.75 2.90 3.20 3.75
mA
16 MHz 1.50 1.55 1.65 1.80 2.15 1.70 1.75 1.95 2.20 2.80
8 MHz 0.815 0.845 0.940 1.10 1.45 0.95 1.00 1.15 1.45 2.00 4 MHz 0.465 0.495 0.595 0.760 1.10 0.55 0.60 0.75 1.05 1.60 2 MHz 0.295 0.320 0.420 0.580 0.910 0.35 0.40 0.55 0.85 1.40 1 MHz 0.205 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 0.745 0.15 0.25 0.40 0.65 1.25
Range 1
80 MHz 8.45 8.50 8.65 8.90 9.25 9.45 9.50 9.75 10.10 10.75 72 MHz 7.65 7.70 7.85 8.05 8.45 8.50 8.60 8.80 9.15 9.85 64 MHz 6.80 6.85 7.00 7.20 7.60 7.60 7.70 7.90 8.25 8.90 48 MHz 5.10 5.15 5.25 5.45 5.85 5.70 5.80 6.00 6.35 7.00 32 MHz 3.45 3.50 3.60 3.80 4.20 3.85 3.95 4.15 4.50 5.15 24 MHz 2.60 2.65 2.80 2.95 3.35 2.95 3.05 3.20 3.55 4.20 16 MHz 1.80 1.85 1.95 2.15 2.50 2.00 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
2 MHz 225 260 365 550 900 275 335 470 770 1400
µA
1 MHz 130 160 270 450 800 170 225 375 670 1300
400 kHz 73.0 99.5 205 385 735 105 165 325 600 1250 100 kHz 38.0 71.0 175 355 705 70 140 315 565 1200
1. Guaranteed by characterization results, unless otherwise specified.
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