STM32U375CE datasheet(97/222 Pages) STMICROELECTRONICS

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Table 33. Current consumption in Run mode on SMPS, Coremark code with data processing running from

flash memory, ICACHE ON in 1-way, prefetch ON VDD = 3 V

The current consumption from SRAM is similar.

Symbol

Paramet

Conditions

Typ at VDD = 3.0 V

Max at VDD = 3.0 V(1)

Unit

Voltage scaling

fHCLK

(MHz)

25°C

55°

85°

105°

30°

55°

85°

105°C

IDD(Run)

Supply

current in

Run

mode

fHCLK = fMSI, all

peripherals disable,

flash bank 2 in

power down, all

SRAMs enabled

Range

1.65

1.85

2.3

2.6

3.1

4.6

Range

0.66

0.8

1.2

1.75

1.1

1.5

2.6

4.3

0.38

0.51 0.89 1.45

0.7

1.2

2.3

3.9

0.25

0.38 0.76

1.3

0.55 0.97

2.1

3.8

0.18

0.31 0.69 1.25 0.47

0.9

2.1

3.7

0.15

0.28 0.66

1.2

0.44 0.86

3.6

fHCLK = fHSI, all

peripherals disable,

flash bank 2 in

power down, all

SRAMs enabled

Range

0.45

0.59 0.97 1.55 0.78

1.2

2.4

fHCLK = fHSE bypass

mode, all

peripherals disable,

flash bank 2 in

power down, all

SRAMs enabled

Range

1.85

2.05

2.5

3.2

2.5

3.2

4.8

7.2

Range

0.75

0.91

1.3

1.85

1.2

1.6

2.7

4.4

0.54

0.71

1.1

1.65 0.87

1.4

2.5

4.1

0.43

0.6

0.97 1.55 0.75

1.3

2.4

0.27

0.45 0.82

1.4

0.57

1.1

2.2

3.9

0.19

0.37 0.75

1.3

0.48 0.96

2.1

3.8

0.15

0.33 0.71 1.25 0.45 0.91

2.1

3.7

0.12

0.3

0.68 1.25 0.41 0.89

2.1

3.7

0.4

0.12

0.3

0.67 1.25 0.41 0.88

2.1

3.7

0.1

0.11

0.29 0.67

1.2

0.4

0.87

3.6

1. Evaluated by characterization. Not tested in production.

Table 34. Typical current consumption in Run modes on LDO, with different codes running from flash memory, ICACHE

ON (1-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

1.8 V

3 V

3.3 V

IDD (Run)

Supply

current in

Run mode

fHCLK = fMSI = 48 MHz,

all peripherals disable,

flash memory bank 2 in

powered down, all

SRAMs enabled

Range 2

Reduced

code

2.15

44.8

µA/

MHz

Coremark

2.05

42.7

SecureMark

2.25

46.9

Dhrystone

2.1

2.35

While(1)

1.5

31.3

Fibonacci

1.8

37.5

STM32U375xx

Electrical characteristics

DS14861 - Rev 2

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