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DocID15274 Rev 7 45/104
STM32F105xx, STM32F107xx Electrical characteristics
103
Table 19. Peripheral current consumption
(1)
1. f
HCLK
= 72 MHz, f
APB1
= f
HCLK
/2, f
APB2
= f
HCLK
, default prescaler value for each peripheral.
Peripheral Typical consumption at 25 °C
Unit
AHB
ETH_MAC 5.2
mA
OTG_FS 7.7
APB1
TIM2 1.5
TIM3 1.5
TIM4 1.5
TIM5 1.5
TIM6 0.6
TIM7 0.3
SPI2 0.2
USART2 0.5
USART3 0.5
UART4 0.5
UART5 0.5
I2C1 0.5
I2C2 0.5
CAN1 0.8
CAN2 0.8
DAC 0.4
APB2
GPIO A 0.5
mA
GPIO B 0.5
GPIO C 0.5
GPIO D 0.5
GPIO E 0.5
ADC1
(2)
2. Specific conditions for ADC: f
HCLK
= 56 MHz, f
APB1
= f
HCLK
/2, f
APB2
= f
HCLK
, f
ADCCLK
= f
APB2/4
, ADON bit
in the ADC_CR2 register is set to 1.
2.1
ADC2
(2)
2.0
TIM1 1.7
SPI1 0.4
USART1 0.9