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stm32f429工作电流是多少? uA/MHz

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发表于 2018-10-30 13:23:21 | 显示全部楼层 |阅读模式
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本帖最后由 zhcj66 于 2018-10-30 13:27 编辑

stm32f429工作电流是多少? uA/MHz
stm32f729工作电流是多少? uA/MHz
以前的选型手册都写,现在也不写了,



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STM32F407/417 Power efficiency: ST’s 90 nm process, ART Accelerator and the dynamic power scaling enables the current consumption in run mode and executing from Flash memory to be as low as 238 μA/MHz at 168 MHz. STM32L0 [*]Dynamic run mode: down to 49 μA/MHz (with external DC/DC) and 76 MHz (with LDO) [*]Ultra-low-power mode + full RAM + low power timer: 340 nA (16 wakeup lines) [*]Ult ...
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 楼主| 发表于 2018-10-30 13:23:22 | 显示全部楼层
本帖最后由 zhcj66 于 2018-10-30 14:36 编辑

STM32F407/417
Power efficiency: ST’s 90 nm process, ART Accelerator and the dynamic power scaling enables the current consumption in run mode and executing from Flash memory to be as low as 238 μA/MHz at 168 MHz.

STM32L0
  • Dynamic run mode: down to 49 μA/MHz (with external DC/DC) and 76 MHz (with LDO)
  • Ultra-low-power mode + full RAM + low power timer: 340 nA (16 wakeup lines)
  • Ultra-low-power mode + backup register: 230 nA (2 wakeup pins)
  • Wake-up time: 3.5 μs



STM32L1
  • Ultra-low-power mode: 280 nA with backup registers (3 wakeup pins)
  • Ultra-low-power mode + RTC: 900 nA with backup registers (3 wakeup pins)
  • Low-power run mode: down to 9 μA
  • Dynamic run mode: down to 177 μA/MHz

STM32L4 系列

Ultra-low-power mode: 8 nA with backup registers without real-time clock (5 wakeup pins)
Ultra-low-power mode + RTC: 200 nA with backup registers (5 wakeup pins)
Ultra-low-power mode + 16 Kbytes of RAM: 200 nA
Ultra-low-power mode + 16 Kbytes of RAM + RTC: 450 nA
Dynamic run mode: down to 36 μA/MHz
Wake-up time: 5 μs
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