Microcontroller Solutions
STMicroelectronics Supplier Page
STMicroelectronics - STMicroelectronics is a global leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. The Company’s product portfolio contains a comprehensive range of microcontrollers (MCUs), starting from robust, low-cost 8-bit MCUs that include standard communication and application-specific peripherals. A broad range of 32-bit MCUs is available based on the ARM Cortex™-M3 core, with excellent low-power characteristics and advanced connectivity interfaces for Ethernet, USB, CAN and wireless connectivity. Learn more about supplier.

Click here to view all STMicroelectronics microcontroller products available at Digi-Key

STMicroelectronics - Product Information

  • Featured Product
  • Eval Boards
  • Application Notes
  • Product Training
  • 8-Bit
  • 16-Bit
  • 32-Bit
Featured Product

Featured Product

STMicro STM32

The STM32 family of 32-bit Flash microcontrollers based on the ARM Cortex™-M processor is designed to offer new degrees of freedom to MCU users. It offers 32-bit product range that combines high performance, real-time capabilities, digital signal processing, and low-power, low-voltage operation, while maintaining full integration and ease of development.

The unparalleled and large range of STM32 devices, based on an industry-standard core and accompanied by a vast choice of tools and software, makes this family of products the ideal choice, both for small projects and for entire platform decisions.

STM32 - 32-bit ARM Cortex MCUs
Eval Boards



The STM32F4DISCOVERY from STMicroelectronics helps designers to explore the STM32F4 high-performance features and develop applications.  This board is based on the STM32F407VGT6 and includes an ST-LINK/V2 embedded debug tool, two ST MEMS, digital accelerometer and digital microphone, one audio DAC with integrated class D speaker driver, LEDs and push buttons and an USB OTG micro-AB connector.

Pricing & Avaliability
Application Notes

Our application notes provide instructions and recommendations for a variety of products, all of which come directly from the supplier.

View Supplier's Application Notes

Product Training

STMicro Product Training Module (PTM)

Created with the busy design engineer in mind, these product training tutorials are available in audio and non-audio versions. These unique tools facilitate faster time to market and make Digi-Key a true one-stop shop for all of our customers’ needs.

View Supplier's Product Training Modules



STMicro STM8

ST's 8-bit microcontroller platform is implemented around a high-performance 8-bit core and a state-of-the-art set of peripherals.  This platform is manufactured using an ST-proprietary 130 nm embedded non-volatile memory technology.  The STM8 allows fast and safe development through enhanced stack pointer operations, advanced addressing modes and new instructions.

The STM8 platform supports four main product series:

  • STM8S, mainstream MCU
  • STM8L, ultra-low-power EnergyLite™ MCU
  • STM8A, automotive MCU
  • STM8T, touch-sensing MCU 

View All STM8 MCUs


STMicro ST10

The 16-Bit ST10 family from STMicroelectronics', based around the ST10 CPU core, adds DSP functionality on an MCU for high-performance, real-time applications. The ST10 provides up to 828KB embedded Flash, 68KB RAM, up to 64MHz operating frequency, 5V single supply with on-chip regulator, 5 general purpose timers, 8PWM channels, two USARTs, I2C, and 2 CAN interfaces. ROMless versions are also available for external memory flexibility.

View All ST10 MCUs


STMicro STM32

The STM32 family of 32-bit Flash Microcontrollers is based on the breakthrough ARM Cortex™-M3 core - a core specifically developed for embedded applications. With I/O pin counts to 112, the family also features Flash memory to 512KB and RAM to 64KB. Fast communications are also possible with high-speed serial connections through a 4Mbps UART, 18Mbps SPI, USB, and the ability to toggle the I/O pins at up to 18MHz.

View All STM32 MCUs