STM32L462RE datasheet(97/198 Pages) STMICROELECTRONICS

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STM32L462CE STM32L462RE STM32L462VE

Electrical characteristics

174

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_ALL

(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)

2.75

106

µA/MHz

Coremark

2.50

Dhrystone 2.1

2.50

Fibonacci

2.30

While(1)

2.20

84.6

Reduced code(1)

8.85

111

µA/MHz

Coremark

8.15

102

Dhrystone 2.1

8.15

102

Fibonacci

7.55

While(1)

7.95

IDD_ALL

(LPRun)

Supply

current in

Low-power

run

fHCLK = fMSI = 2 MHz

all peripherals disable

Reduced code(1)

340

µA

170

µA/MHz

Coremark

380

190

Dhrystone 2.1

355

178

Fibonacci

355

178

While(1)

405

203

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_ALL

(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)

2.40

µA/MHz

Coremark

2.20

Dhrystone 2.1

2.35

Fibonacci

2.20

While(1)

2.30

Reduced code(1)

8.55

107

µA/MHz

Coremark

7.75

Dhrystone 2.1

8.45

106

Fibonacci

7.80

While(1)

8.75

109

IDD_ALL

(LPRun)

Supply

current in

Low-power

run

fHCLK = fMSI = 2 MHz

all peripherals disable

Reduced code(1)

220

µA

110

µA/MHz

Coremark

190

Dhrystone 2.1

215

108

Fibonacci

200

100

While(1)

210

105

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

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