STM32U073RCU6TR datasheet(54/146 Pages) STMICROELECTRONICS

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Table 31. Current consumption in Run and Low-power run modes, code with data processing running from SRAM1, MSI clock used as system clock

TBD stands for "to be defined".

Symbol

Parameter

Conditions

Typ

Max(1)

Unit

Clock source

Range

fHCLK

25 °C 55 °C 85 °C 105 °C 125 °C 30 °C 55 °C 85 °C 105 °C 130 °C

IDD (Run)

Supply current in Run mode

fHCLK = fMSI, peripherals

disabled

Range 1

48 MHz

3.50

3.55

3.65

3.75

3.95

3.85

3.95

4.15

4.35

4.8

32 MHz

2.35

2.40

2.50

2.60

2.75

2.6

2.7

2.85

3.05

3.45

24 MHz

1.80

1.85

1.90

2.00

2.20

2.05

2.2

2.4

2.8

16 MHz

1.25

1.30

1.35

1.40

1.60

1.35

1.45

1.55

1.75

2.1

Range 2

16 MHz

1.05

1.10

1.15

1.20

1.35

1.15

1.2

1.3

1.5

1.8

8 MHz

0.575 0.590 0.630 0.695

0.850

0.63

0.66 0.745

0.89

1.2

4 MHz

0.345 0.355 0.395 0.460

0.610 0.375 0.405 0.485 0.625

0.935

2 MHz

0.225 0.240 0.275 0.345

0.490

0.25 0.275 0.35

0.49

0.8

1 MHz

0.170 0.180 0.215 0.285

0.430 0.185

0.2

0.285 0.425

0.73

400 kHz 0.130 0.140 0.180 0.245

0.395 0.145 0.165 0.245

0.38

0.69

100 kHz 0.115 0.125 0.160 0.225

0.375 0.125 0.15 0.225

0.36

0.67

IDD (LPRun)

Supply current in Low-power run

mode

Low-power run

2 MHz

0.070 0.080 0.120 0.190

0.355

TBD

1 MHz

0.040 0.050 0.090 0.160

0.320

TBD

400 kHz 0.020 0.030 0.070 0.145

0.295

TBD

100 kHz 0.010 0.020 0.060 0.130

0.290

TBD

1. Evaluated by characterization, unless otherwise specified.

Table 32. Typical current consumption in Run and Low-power run modes, with different codes running from flash memory, ART enabled (cache ON,

prefetch OFF)

Symbol

Parameter

Conditions

Typical consumption Typical consumption Typical consumption

Clock source

Range

Code

25 °C, 1.8 V

25 °C, 3.0 V

25 °C, 3.6 V

IDD (Run)

Supply current in Run mode

fHCLK = fMSI, all peripherals

disabled

Range 1, 48 MHz

Coremark

3640

μA

μA/

MHz

3760

μA

μA/

MHz

3830

μA

μA/

MHz

Reduced code 3880

4060

4090

Dhrystone 2.1 3660

3830

3870

Fibonacci

3490

3650

3690

While(1)

2490

2610

2640

Range 2, 16 MHz

Coremark

1090

1130

1150

Reduced code 1160

1210

1220

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