STM32U375CE datasheet(99/222 Pages) STMICROELECTRONICS

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Symbol

Parameter

Conditions

Typ

Unit

Typ

Unit

Voltage scaling

Code

1.8 V

3 V

3.3 V

1.8 V

3 V

3.3 V

IDD (Run)

Supply

current in

Run mode

fHCLK = fMSI = 96 MHz,

all peripherals disable,

flash memory bank 2 in

powered down, all

SRAMs enabled

Range 1

Reduced

code

2.65

1.75

1.65

27.6

18.2

17.2

µA/

MHz

Coremark

2.50

1.65

1.55

26.04

17.2

16.1

SecureMark

2.75

1.80

1.70

28.6

18.8

17.7

Dhrystone

2.1

2.85

1.85

1.75

29.7

19.3

18.2

While(1)

1.90

1.25

1.2

19.8

12.5

Fibonacci

2.20

1.45

1.35

22.9

15.1

14.1

fHCLK = fMSI = 24 MHz,e

POD booster disabled,

all peripherals disable,

flash memory bank 2 in

powered down, all

SRAMs enabled

Range 2

Reduced

code

0.59

0.40

0.38

24.6

16.5

15.6

µA/

MHz

Coremark

0.57

0.38

0.36

23.5

15.8

14.8

SecureMark

0.61

0.41

0.39

25.4

17.1

16.04

Dhrystone

2.1

0.64

0.43

0.4

26.5

17.7

16.7

While(1)

0.43

0.29

0.28

17.7

12.1

11.5

Fibonacci

0.50

0.34

0.32

20.6

13.96 13.1

Table 37. Typical current consumption in Run modes on SMPS, with different codes running from flash memory in low-

power mode, ICACHE1 way, prefetch ON

The current consumption from SRAM is similar.

Symbol

Parameter

Conditions

Typ

Unit

Typ

Unit

Voltage scaling

Code

1.8 V 3 V 3.3 V

IDD (Run)

Supply

current in Run

mode

fHCLK = fMSI = 24 MHz, ePOD

booster disabled, all peripherals

disable,flash bank 2 in power

down, SRAM2 enabled, SRAM1 in

power down

Range

Reduced

Code

0.56 0.37 0.35

23.3 15.4 14.4

µA/M

Coremark

0.54 0.35 0.33

22.3 14.6 13.8

SecureMark

0.58 0.38 0.36

24.2 15.8

Dhrystone

2.1

0.61 0.40 0.38

25.2 16.7 15.6

While(1)

0.40 0.26 0.25

16.7 10.8 10.2

Fibonacci

0.47 0.31 0.29

19.4 12.7 11.9

Table 38. Current consumption in Sleep mode on LDO, flash memory in power down

Symbol Parameter

Conditions

Typ

Max at 1.71 V ≤ VDD 3.6 V(1)

Unit

Voltage scaling

fHCLK

(MHz)

25°C

55°C

85°C

105°C

30°C

55°C

85°C

105°C

IDD

(Sleep)

Supply

current in

Sleep

mode

fHCLK = fMSI, all

peripherals disable, all

SRAMs enabled

Range 1

1.5

1.9

3.1

4.7

2.5

3.6

7.3

13.0

Range 2

0.71

1.05

3.4

1.5

2.3

5.2

9.4

0.44

0.78

1.75

3.15

1.2

2.0

4.9

9.1

0.33

0.66

1.65

0.99

1.9

4.8

9.0

0.27

0.6

1.55

2.95

0.92

1.8

4.7

8.9

0.24

0.57

1.55

2.95

0.89

1.8

4.7

8.9

STM32U375xx

Electrical characteristics

DS14861 - Rev 2

page 99/222

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