Datasheet
DS10969 Rev 5 113/204
STM32L475xx Electrical characteristics
190
APB1
USART2 independent clock
domain
4.1 3.6 3.8
µA/MHz
USART2 APB clock domain 1.4 1.1 1.5
USART3 independent clock
domain
4.7 4.1 4.2
USART3 APB clock domain 1.5 1.3 1.7
UART4 independent clock
domain
3.9 3.2 3.5
UART4 APB clock domain 1.5 1.3 1.6
UART5 independent clock
domain
3.9 3.2 3.5
UART5 APB clock domain 1.3 1.2 1.4
WWDG 0.5 0.5 0.5
All APB1 on 84.2 70.7 80.2
APB2
AHB to APB2 bridge
(4)
1.0 0.9 0.9
DFSDM1 5.6 4.6 5.3
FW 0.7 0.5 0.7
SAI1 independent clock domain 2.6 2.1 2.3
SAI1 APB clock domain 2.1 1.8 2.0
SAI2 independent clock domain 3.3 2.7 3.0
SAI2 APB clock domain 2.4 2.1 2.2
SDMMC1 independent clock
domain
4.7 3.9 4.2
SDMMC1 APB clock domain 2.5 1.9 2.1
SPI1 2.0 1.6 1.9
SYSCFG/VREFBUF/COMP 0.6 0.4 0.5
TIM1 8.3 6.9 7.9
TIM8 8.6 7.1 8.1
TIM15 4.1 3.4 3.9
TIM16 3.0 2.5 2.9
TIM17 3.0 2.4 2.9
USART1 independent clock
domain
4.9 4.0 4.4
USART1 APB clock domain 1.5 1.3 1.7
All APB2 on 56.8 43.3 48.2
ALL 256.8 189.6 215.5
Table 41. Peripheral current consumption (continued)
Peripheral Range 1 Range 2
Low-power run
and sleep
Unit
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