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kkusa.1
Associate
October 17, 2022
Solved

About current consumption of STM32F038,048,058,078,098. What is the current consumption at the operating lower limit voltage (1.65V) in each of run mode, sleep mode, and stop mode?

  • October 17, 2022
  • 2 replies
  • 1545 views

In the data sheet, there is no description of current consumption at the lower operating voltage (1.65).STM32F0x8 : 低電圧1.8V動作ライン | STM32F0シリーズ (stmcu.jp)

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Best answer by Aime

Hi @kkusa.1​ ,

Unfortunately we do not provide data consumption at 1.65V for STM32F0 products. In the data sheet we give the consumption at VDD = 1.8V as a reference, so the customer can used these values to find the range of consumption for different voltages.

The operating voltage on VDD for STM32F0 products is 1.65V - 1.95V, your consumption should decrease down to ~9% by reducing the voltage at 1.65V, if you take the data consumption at 1.8V provided in the data sheet.

Best Regards,

A.MVE

2 replies

AimeBest answer
ST Employee
October 17, 2022

Hi @kkusa.1​ ,

Unfortunately we do not provide data consumption at 1.65V for STM32F0 products. In the data sheet we give the consumption at VDD = 1.8V as a reference, so the customer can used these values to find the range of consumption for different voltages.

The operating voltage on VDD for STM32F0 products is 1.65V - 1.95V, your consumption should decrease down to ~9% by reducing the voltage at 1.65V, if you take the data consumption at 1.8V provided in the data sheet.

Best Regards,

A.MVE

kkusa.1
kkusa.1Author
Associate
October 19, 2022

I was able to resolve it by your opinion.

Thank you very much.