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Associate II
April 3, 2025
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Recommendation for STM32F4 MCU with Multiple UARTs, Quad SPI, and 100-120 MHz Frequency

  • April 3, 2025
  • 3 replies
  • 633 views

Hello ST Community,

I am looking for an STM32F4 series microcontroller that meets the following requirements:

:small_blue_diamond: Microcontroller Requirements:
:white_heavy_check_mark: More than 2 UART ports
:white_heavy_check_mark: Quad SPI support
:white_heavy_check_mark: Operating frequency: 100-120 MHz
:white_heavy_check_mark: Preferred package: TQFP/LQFP, but open to other suggestions

Since this MCU will be used in an embedded system, power efficiency and peripheral availability are key considerations.

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3 replies

Peter BENSCH
ST Technical Moderator
April 3, 2025

Have you ever filtered your selection on the websites of the STM32F4?

Regards
/Peter

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Mike_ST
ST Technical Moderator
April 3, 2025

Hello,

For power efficiency as you mentionned, you might want to look at a newer STM32 range as the F4 family is a bit old.

For example STM32U5 or STM32L4+.

 

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Andrew Neil
Andrew NeilBest answer
Super User
April 3, 2025
A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.