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Visitor II
August 19, 2025
Solved

doubt in power supply

  • August 19, 2025
  • 1 reply
  • 300 views

whether stm32 can be supplied with 5V or 3.3V only.

 

    This topic has been closed for replies.
    Best answer by TDK

    STM32 chips cannot be supplied with 5 V. The voltage must be brought down to 3.6 V or lower.

    See the datasheet for allowable voltages on VDD and other rails.

    1 reply

    TDKAnswer
    Super User
    August 19, 2025

    STM32 chips cannot be supplied with 5 V. The voltage must be brought down to 3.6 V or lower.

    See the datasheet for allowable voltages on VDD and other rails.