STM32L432KB datasheet(72/149 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32L432KB STM3L432KC

72/149

DocID028798 Rev 2

Table 28. Typical current consumption in Run and Low-power run modes, with different codes

running from Flash, ART disable

Symbol

Parameter

Conditions

TYP

Unit

TYP

Unit

Voltage

scaling

Code

25 °C

IDD(Run)

Supply

current in

Run mode

fHCLK = fHSE up to

48 MHz included,

bypass mode

PLL ON above

48 MHz

all peripherals

disable

Reduced code(1)

2.66

102

µA/MHz

Coremark

2.44

Dhrystone 2.1

2.46

Fibonacci

2.27

While(1)

2.20

84.6

Reduced code(1)

8.56

107

µA/MHz

Coremark

8.00

100

Dhrystone 2.1

7.98

100

Fibonacci

7.41

While(1)

7.83

IDD(LPRun)

Supply

current in

Low-power

run

fHCLK = fMSI = 2 MHz

all peripherals disable

Reduced code(1)

310

µA

155

µA/MHz

Coremark

342

171

Dhrystone 2.1

324

162

Fibonacci

324

162

While(1)

384

192

1. Reduced code used for characterization results provided in Table 24, Table 25, Table 26.

Table 29. Typical current consumption in Run and Low-power run modes, with different codes

running from SRAM1

Symbol

Parameter

Conditions

TYP

Unit

TYP

Unit

Voltage

scaling

Code

25 °C

IDD(Run)

Supply

current in

Run mode

fHCLK = fHSE up to

48 MHz included,

bypass mode

PLL ON above

48 MHz all

peripherals

disable

Reduced code(1)

2.42

µA/MHz

Coremark

2.18

Dhrystone 2.1

2.40

Fibonacci

2.40

While(1)

2.29

Reduced code(1)

8.63

108

µA/MHz

Coremark

7.76

Dhrystone 2.1

8.55

107

Fibonacci

8.56

107

While(1)

8.12

102

IDD(LPRun)

Supply

current in

Low-power

run

fHCLK = fMSI = 2 MHz

all peripherals disable

Reduced code(1)

205

µA

103

µA/MHz

Coremark

188

Dhrystone 2.1

222

111

Fibonacci

204

102

While(1)

211

106

1. Reduced code used for characterization results provided in Table 24, Table 25, Table 26.

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