Microcontrollers and Microprocessors

In response to user requirements that are rapidly expanding in scope, Renesas Electronics offers microcontroller and microprocessor products that provide excellent expandability while allowing customers to make full use of existing resources.

Available in a wide array of memory and package options, Renesas microcontrollers and microprocessors are fast, highly reliable, low in cost, and deliver eco-friendly performance.

Incorporating the latest process technology, which enables integration of large-capacity flash memory, they are used in a wide array of applications, including demanding fields requiring high quality and high reliability, such as the automotive industry.

There is a robust support system in place to help reduce development costs and reduce the time required for development. It consists of a variety of development tools, including products from other companies, backed by extensive technical documentation, software libraries, and active user communities. As the world's number one MCU/MPU vendor, Renesas Electronics provides the best and most powerful solutions based on a wide selection of microcontrollers (MCUs) and microprocessors (MPUs).

Product Lineup

Arm® Core

32/64-bit MPU

RZ Family logo

High Performance

Max operating frequency: 125MHz-1.5GHz


  • Multi-core up to 8 cores
  • Linux or RTOS available
  • High-capacity on-chip RAM
  • DRP*1 image processing acceleration
  • DRP-AI DNN acceleration

*1 DRP: Dynamically Reconfigurable Processor

32-bit MCU

RA Family logo

Arm Ecosystem

Max operating frequency: 48-200MHz


  • High efficiency
  • Advanced security
  • Flexible Software Package

32-bit MCU

Renesas Synergy™ microcontrollers

Qualified Platform

Max operating frequency: 32-240MHz


  • Qualified software and tools

32-bit MCU (SOTB™ Process-based)

RE Family logo

Innovative Process Tech

Max operating frequency: 64MHz


  • SOTB™ process technology
  • Global top level extreme low power
  • Energy harvesting

SOTB; Silicon On Thin Buried Oxide

Renesas Core

32-bit MCU

RX Family logo

Power Efficiency

Max operating frequency: 32-240MHz


  • Superior power efficiency
  • High-capacity flash memories
  • Broad lineup

8/16-bit MCU

RL78 Family logo

Low Power

Max operating frequency: 20-32MHz


  • Ultra-low energy
  • Low pin count lineup available

32-bit MCU (Automotive)

RH850 Family logo

For Automotive