STM32L433CB datasheet(110/225 Pages) STMICROELECTRONICS

110 / 225 page

Electrical characteristics

STM32L433xx

110/225

DS11449 Rev 5

Table 37. Typical current consumption in Run modes, with different codesrunning from

Flash, ART disable and power supplied by external SMPS (VDD12 = 1.05 V)

Symbol

Parameter

Conditions(1)

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

Reduced code(2)

1.05

µA/MHz

Coremark

0.96

Dhrystone 2.1

0.97

Fibonacci

0.89

While(1)

0.86

1. All values are obtained by calculation based on measurements done without SMPS and using following parameters: SMPS

input = 3.3 V, SMPS efficiency = 85%, VDD12 = 1.05 V

2. Reduced code used for characterization results provided in Table 26, Table 28, Table 30.

Table 38. 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)

2.42

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_ALL

(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 26, Table 28, Table 30.

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