STM32L432KB datasheet(83/149 Pages) STMICROELECTRONICS

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DocID028798 Rev 2

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STM32L432KB STM3L432KC

Electrical characteristics

142

APB1

USB FS independent clock

domain

2.9

µA/MHz

USB FS clock domain

2.3

I2C1 independent clock domain

3.5

2.8

3.4

I2C1 clock domain

1.1

0.9

1.0

I2C3 independent clock domain

2.9

2.3

2.5

I2C3 clock domain

0.9

0.4

0.8

LPUART1 independent clock

domain

1.9

1.6

1.8

LPUART1 clock domain

0.6

LPTIM1 independent clock

domain

2.9

2.4

2.8

LPTIM1 clock domain

0.8

0.4

0.7

LPTIM2 independent clock

domain

3.1

2.7

3.9

LPTIM2 clock domain

0.8

0.7

0.8

OPAMP

0.4

0.2

0.4

PWR

0.4

0.1

0.4

SPI3

1.7

1.3

1.6

SWPMI1 independent clock

domain

1.9

1.6

1.9

SWPMI1 clock domain

0.9

0.7

0.8

TIM2

6.2

5.0

5.9

TIM6

1.0

0.6

0.9

TIM7

1.0

0.6

USART2 independent clock

domain

4.1

3.6

3.8

USART2 clock domain

1.3

0.9

1.1

WWDG

0.5

All APB1 on

40.2

26.7

37.9

APB2

AHB to APB2(4)

1.0

0.9

0.2

SAI1 independent clock domain

2.3

1.8

1.9

SAI1 clock domain

2.1

1.8

2.0

SPI1

1.8

1.6

1.7

SYSCFG/COMP

0.6

0.5

0.6

Table 37. Peripheral current consumption (continued)

Peripheral

Range 1

Range 2

Low-power run

and sleep

Unit

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