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STMicroelectronics provides a comprehensive portfolio of robust 8-bit microcontrollers and high-performance 32-bit ARM-based microcontrollers with a wide range of peripherals.
Extensive support through a combination of flexible and powerful development tools, training courses, consultancy and web support facilitate faster time to market.
   
Microcontroller Families
 
STM8 - 8-bit MCUs RF MCUs
 

STM8A - 8-bit MCUs for Automotive
STM8L - 8-bit ultra-low-power MCUs
STM8S - 8-bit MCUs

 

STM32W - 32-bit ARM Cortex RF MCUs

 
Microcontrollers for automotive
      8-bit Microcontrollers for automotive
16-bit Microcontrollers for automotive

32-bit Microcontrollers for automotive
STM32 32-bit ARM Cortex MCUs
  STM32F - 32-bit ARM Cortex MCUs
STM32W - 32-bit ARM Cortex RF MCUs
  Established MCUs
STMTouch - Touch Sensing MCUs   ST6 - 8-bit MCUs
ST7 - 8-bit MCUs
ST10 - 16-bit MCUs
STR7 - 32-bit ARM MCUs
STR9 - 32-bit ARM MCUs
  Resistive multi-touch screen microcontrollers
Touch sensing library MCUs
 
Ultra-low-power MCUs
  STM8L - 8-bit ultra-low-power MCUs
 
Development Tools
Related documents and files
3rd-party directory

Support
Support Files
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Quality information
    MCU learning corner
 
Product News
Press announcement, March 03, 2010:
STMicroelectronics Launches STM32 Value Line to Give Cost-Sensitive Applications Greater Choice
Press announcement, March 01, 2010:
STMicroelectronics Delivers 90nm STM32 MCU with Unique Flash Accelerator for Extra Performance Boost
Press announcement, February 24, 2010:
STMicroelectronics Locks In STM32 Advantages with New Megabyte Devices Increasing Application Reach
Press announcement, January 28, 2010:
ST’s ‘Fun’ STM32 Handheld Prototyping Tool at No.1 in eeProductCenter's Top Products
Press announcement, January 06, 2010:
STMicroelectronics Pushes the Multi-Touch Screen Market and Unveils Resistive Multi-Touch Single-Chip Controller with Unrivaled Performance