Datasheet

DocID16455 Rev 8 45/95
STM32F100x4, STM32F100x6, STM32F100x8, STM32F100xB Electrical characteristics
94
Table 18. Peripheral current consumption
(1)
1. f
HCLK
= 24 MHz, f
APB1
= f
HCLK
, fAPB2 = f
HCLK
, default prescaler value for each peripheral.
Peripheral
Current consumption
(µA/MHz)
AHB (up to 24MHz)
DMA1 22.92
CRC 2,08
BusMatrix
(2)
2. The BusMatrix is automatically active when at least one master is ON.
4,17
APB1 (up to 24MHz)
APB1-Bridge 2,92
TIM2 18,75
TIM3 17,92
TIM4 18,33
TIM6 5,00
TIM7 5,42
SPI2/I2S2 4,17
USART2 12,08
USART3 12,92
I2C1 10,83
I2C2 10,83
CEC 5,83
DAC
(3)
3. When DAC_OUT1 or DAC_OU2 is enabled a current consumption equal to 0,5 mA must be added
8,33
WWDG 2,50
PWR 2,50
BKP 3,33
IWDG 7,50
APB2 (up to 24MHz)
APB2-Bridge 3.75
GPIOA 6,67
GPIOB 6,25
GPIOC 7,08
GPIOD 6,67
GPIOE 6,25
SPI1 4,17
USART1 11,67
TIM1 22,92
TIM15 14,58
TIM16 11,67
TIM17 10.83
ADC1
(4)
4. Specific conditions for ADC: f
HCLK
= 24 MHz, f
APB1
= f
HCLK
, f
APB2
= f
HCLK
, f
ADCCLK
= f
APB2
/2. When ADON
bit in the ADC_CR2 register is set to 1, a current consumption equal to 0, 1mA must be added.
15.83