STM32L452CEU6 datasheet(108/210 Pages) STMICROELECTRONICS

108 / 210 page

Electrical characteristics

STM32L452xx

108/210

DocID029968 Rev 3

Table 40. Typical current consumption in Run, with different codesrunning from

SRAM1 and power supplied by external SMPS (VDD12 = 1.10 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 disable

Reduced code(2)

1.04

µA/MHz

Coremark

0.95

Dhrystone 2.1

1.01

Fibonacci

0.95

While(1)

0.99

Reduced code(2)

3.07

Coremark

2.79

Dhrystone 2.1

3.04

Fibonacci

2.80

While(1)

3.15

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 = 1.10 V

2. Reduced code used for characterization results provided in Table 27, Table 29, Table 31.

Table 41. Typical current consumption in Run, with different codesrunning from

SRAM1 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 disable

Reduced code(2)

0.94

µA/MHz

Coremark

0.86

Dhrystone 2.1

0.92

Fibonacci

0.86

While(1)

0.90

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 27, Table 29, Table 31.

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