Datasheet

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Electrical characteristics STM32F051x

56/105 Doc ID 022265 Rev 3

Table 33. Peripheral current consumption

Peripheral

Typical consumption at 25 °C

Unit

DDA

ADC

(1)

1. ADC is in ready state after setting the ADEN bit in the ADC_CR register (ADRDY bit in ADC_ISR is high).

0.53 0.964

CEC 0.24 -

CRC 0.10 -

DAC

(2)

2. DAC channel 1 enabled by setting EN1 bit in DAC_CR.

0.27 0.408

DBGMCU 0.18 -

DMA 0.35 -

GPIOA 0.48 -

GPIOB 0.58 -

GPIOC 0.12 -

GPIOD 0.04 -

GPIOF 0.06 -

I2C1 0.43 -

I2C2 0.42 -

PWR 0.22 -

SPI1/I2S1 0.63 -

SPI2 0.53 -

SYSCFG & COMP 0.28

See note

(3)

3. COMP I

DDA

is specified as I

DD(COMP)

in Table 58: Comparator characteristics

TIM1 1.01 -

TIM2 1.00 -

TIM3 0.78 -

TIM6 0.32 -

TIM14 0.45 -

TIM15 0.66 -

TIM16 0.57 -

TIM17 0.59 -

TSC 0.28 -

USART1 1.07 -

USART2 0.48 -

WWDG 0.22 -