Delivering the Promise of a Secure, Connected and Intelligent IoT

The flexible Renesas Advanced (RA) 32-bit microcontrollers (MCUs) are industry-leading 32-bit MCUs with the Arm® Cortex®-M33, -M23 and -M4 processor cores and PSA certification. RA delivers key advantages compared to competitive Arm Cortex-M MCUs by providing stronger embedded security, superior CoreMark® performance and ultra-low power operation. PSA certification provides customers the confidence and assurance to quickly deploy secure IoT endpoint and edge devices, and smart factory equipment for Industry 4.0.

Renesas RA Family Partner Ecosystem

Renesas RA Partner Ecosystem

Renesas is enabling a comprehensive partner ecosystem to deliver an array of software & hardware building blocks that will work out-of-the-box with Renesas RA Family MCUs.

RA Flexible Software Package

Flexible Software Package (FSP)

The Renesas RA Flexible Software Package (FSP) provides a quick and versatile way to build secure connected Internet of Things (IoT) devices using the Renesas RA family of Arm microcontrollers (MCUs).

RA Kits

MCU Evaluation Kits

Effortlessly evaluate different features of RA MCUs while enjoying an unparalleled innovation experience. Shorten the learning curve and take your products to market faster.

Find RA MCUs by Solution

RA Family Beginner's Guide

This step-by-step guide takes you from the basics about the Flexible Software Package (FSP) and the RA toolchain to creating a project with the EK-RA6M4 Evaluation Kit from scratch.

Product Longevity Program (PLP)

Renesas offers the Product Longevity Program (PLP) to help customers select the most appropriate part for applications that require long life cycles. Participating RA Family products are available for up to 15 years.

Renesas Product Longevity Program (PLP) 15 Years

Renesas RA Family MCU Portfolio



Over 240MHz



480MHz Cortex-M85, 2MB Flash, USBHS/FS, Ethernet, OSPI, CAN-FD, RSIP-E51A



Up to 240MHz


120MHz Cortex-M4, ~2MB Flash Ethernet, USBHS, CAN, Graphics, JPEG, TFT LCD, SCE7


200MHz Cortex-M33, ~2MB Flash TrustZone, Ethernet, USBFS+, USBHS, CAN-FD, OSPI, SCE9


200MHz Cortex-M33, ~256KB Flash USBFS, CAN FD, I3C



200MHz Cortex-M33, 256KB Flash, PWM, PGA, CMP, TFU, CAN FD, USBFS


120MHz Cortex-M4, ~1MB Flash Ethernet, USBFS, CAN, SCE7


200MHz Cortex-M33, ~1MB Flash TrustZone, Ethernet, USBFS, CAN, OSPI, SCE9


200MHz Cortex-M33, ~1MB Flash TrustZone, Ethernet, USBFS, CAN



240MHz Cortex-M33, 512KB Flash, PWM, PGA, Motor Accelerator, CAN-FD, SCE5


120MHz Cortex-M4, 512KB Flash USBFS, CAN, SCE7



120MHz Cortex-M4, 512KB Flash PWM, PGA, CMP, SCE7


Up to 100MHz



100MHz Cortex-M33, ~1MB Flash TrustZone, USBFS, CAN, SCE9


100MHz Cortex-M33, 128KB Flash USBFS, CAN FD, I3C



48MHz Cortex-M4, 512KB Flash, Bluetooth, USBFS, CAN, Segment LCD, CTSU Touch Sensing


100MHz Cortex-M33, ~256KB Flash, PWM, PGA, CMP, TFU, CAN FD


48MHz Cortex-M4, 256KB Flash USBFS, CAN, Seg. LCD, CTSU Touch Sensing, 14bit SAR ADC, SCE5


100MHz Cortex-M33, ~512KB Flash TrustZone, USBFS, CAN, SCE9


100MHz Cortex-M33, ~512KB Flash TrustZone, USBFS, CAN



Up to 60MHz



48MHz Cortex-M23, ~256KB Flash CAN, CTSU2 Touch Sensing


48MHz Cortex-M23, ~64KB Flash I3C, WLCSP, 125degC


48MHz Cortex-M23, 256KB Flash USBFS, CAN, CTSU Touch Sensing, 24bit SD-ADC, 16bit SAR ADC



48MHz Cortex-M23, ~128KB Flash CTSU Touch Sensing, WLCSP

 Mainstream Line / Low PowerEntry LineRich AnalogWirelessMotor Control


PDF 465 KB 日本語 Flyer
PDF 606 KB Guide
PDF 340 KB 日本語 Product Change Notice
PDF 788 KB 日本語 Application Note
PDF 1.20 MB Application Note
PDF 19.80 MB 日本語 , 简体中文 Guide
PDF 626 KB 日本語 Product Change Notice
PDF 19.79 MB 日本語 Brochure
PDF 357 KB 日本語 Product Change Notice
PDF 2.98 MB 日本語 Application Note
PDF 289 KB White Paper
PDF 4.37 MB 日本語 Application Note
PDF 628 KB White Paper
PDF 1.72 MB 日本語 Application Note
PDF 757 KB 日本語 Application Note
PDF 830 KB Application Note
PDF 660 KB 日本語 , 简体中文 White Paper
PDF 1018 KB White Paper
PDF 1.98 MB White Paper
PDF 1.38 MB 日本語 , 简体中文 White Paper
PDF 196 KB 日本語 , 简体中文 White Paper
PDF 178 KB 日本語 , 简体中文 White Paper
PDF 169 KB 日本語 , 简体中文 White Paper
PDF 660 KB 日本語 , 简体中文 White Paper
PDF 3.19 MB 日本語 , 简体中文 Other
25 items

News & Blog Posts

Energy-Efficient Motor Control for Home Appliances Blog Post Nov 16, 2023
Power Your Edge AI Application with the Industry’s Most Powerful Arm MCUs Blog Post Oct 31, 2023
Renesas’ New Ultra-High Performance MCUs are Industry’s First Based on Arm Cortex-M85 Processor News Oct 31, 2023
Low Voltage Motor Control with Enhanced Operation Blog Post Sep 4, 2023
Configuration Issues with the RA6 Ethernet Controller Blog Post Aug 22, 2023
Power Up Your SPI Transfers Blog Post Aug 2, 2023
Reducing Noise Issues in Microcontroller Systems - Part 4 Blog Post Jul 27, 2023
Motors are everywhere; drive them efficiently Blog Post Jul 17, 2023
Reducing Noise Issues in Microcontroller Systems - Part 3 Blog Post Jun 26, 2023
Using ECC to Correct Soft Errors on the RA Family Blog Post Jun 23, 2023
Reducing Noise Issues in Microcontroller Systems - Part 2 Blog Post Jun 20, 2023
Reducing Noise Issues in Microcontroller Systems - Part 1 Blog Post Jun 13, 2023
How to Achieve High Efficiency and Miniaturization in Motor Applications Blog Post May 30, 2023
Renesas Expands Market-Leading Motor Control Embedded Processing Portfolio with Over 35 New MCUs News May 30, 2023
Let's try to run the temperature/humidity sensor HS3001 with the entry-level microcontroller RA2E2! Blog Post May 17, 2023
Commitment to Quality Ensures Reliability! Blog Post May 17, 2023
Embedded World 2023 Recap: Showcasing the Power of Helium Technology and ARM® Cortex®-M85 in AI and DSP Applications Blog Post Apr 20, 2023
Leveraging Helium and ARM® Cortex®-M85 for Unprecedented DSP and AI Performance on an MCU Core Blog Post Apr 20, 2023
Renesas Samples Its First 22-nm Microcontroller News Apr 11, 2023
Renesas Expands RA MCU Family with Two New Entry-Line Groups Offering Optimal Combination of Performance, Features and Value News Mar 14, 2023
‘Tried & True’ – Renesas MCUs Are Made for You Blog Post Mar 13, 2023
The I3C Interface Can Help Improve Performance in Sensor Applications Blog Post Mar 13, 2023
Renesas to Demonstrate First AI Implementations on the Arm Cortex-M85 Processor Featuring Helium Technology at Embedded World News Mar 9, 2023
Making a Time Check with the Clock Frequency Accuracy Measurement Circuit Blog Post Feb 23, 2023
The Asynchronous General Purpose Timer, Providing RA Microcontrollers with Low Power Timing Solutions Blog Post Feb 9, 2023
Creating Reliable Crystal Oscillators Circuits for Your MCU Design Blog Post Jan 30, 2023
The Event Link Controller – Automatically Manage Low Level System Tasks on RA MCUs Blog Post Jan 5, 2023
Creating autonomous I/O systems without the need for CPU intervention Blog Post Dec 12, 2022
The Data Transfer Controller – a flexible way to transfer data Blog Post Nov 22, 2022
Three Reasons You'll Want to Use Our Flexible Software Package for Your IoT Designs Blog Post Nov 15, 2022
Would You Like to Use a LoRa®-Based Solution from Renesas to Develop IoT Applications with Low Power Consumption? Blog Post Oct 25, 2022
What’s up DOC? A smart way to manage smart peripherals Blog Post Oct 21, 2022
Introduction of Evaluation Environment of BLDC Motor with Inductive Position Sensor IC (IPS2200) by RA6T2 Blog Post Oct 20, 2022
TrustZone Implementation Overview and Pitfalls Blog Post Oct 12, 2022
Renesas secure key installation with free of charge DLM service Blog Post Oct 11, 2022
Your Year to Design Secure, Connected, Scalable IoT Products with the RA Family of MCUs Blog Post Aug 2, 2022
Renesas Launches Cellular-to-Cloud IoT Development Platforms Powered by RA and RX MCU Families News Jun 15, 2022
Small Prototyping Board Delivers Big Ideas Blog Post Jun 8, 2022
Renesas Will Demonstrate the First Working Silicon Based on the Recently Debuted Arm Cortex-M85 Processor News May 24, 2022
Renesas RA Family MCUs Achieve CAVP Certification for Comprehensive Suite of Cryptographic Algorithms News May 19, 2022
NIST Certifications and Tests Provide Security Solution Confidence Blog Post May 18, 2022
Arm Cortex-M85 Is Here, Is Your IoT Design Ready? Blog Post Apr 28, 2022
Renesas Introduces RA6T2 MCUs for Next-Generation Motor Control in Inverter Appliances, Building Automation and Industrial Drives News Dec 8, 2021
Use the Latest Technology in Your Next BLDC Motor Control Design Blog Post Dec 6, 2021
Renesas Announces Development of Next-Generation Wireless MCUs Supporting New Bluetooth® 5.3 Low Energy Specification News Oct 21, 2021
New “Renesas Ready Partner Network” Delivers Commercial-Grade, Performance-Optimized Building Blocks For RA, RX and RL78 MCU Lines With A Powerful Community of Trusted Technology Partners News Oct 20, 2021
What’s New in Bluetooth® 5.3 Low Energy Blog Post Oct 19, 2021
Renesas’ New RA MCU Group Delivers Ultra-Low Power, Innovative Peripheral Functions In Tiny Package News Oct 13, 2021
New Entry-level RA Family RA2E2 MCU Group for DDR5 DIMM LED Control Application Blog Post Oct 13, 2021
Renesas Introduces Industry’s Highest Performance Entry-Line MCUs News Sep 30, 2021
The RA MCU Family is Made to Help Solve Your Design Challenges Blog Post Sep 25, 2021
Renesas Extends Support for Microsoft Azure RTOS Across 32-bit MCU Families with Simple Licensing for Secure Embedded IoT Development News Jun 15, 2021
Find the right MCU with your fingertip! Blog Post May 14, 2021
New RA6M5 Group from Renesas Completes Mainstream Line of RA6 Series Arm Cortex M33-Based MCUs News Mar 31, 2021
5 Reasons Why the RA6M5 is the Perfect MCU for Your Secure Platform Design Blog Post Mar 20, 2021
Renesas Extends IoT Security Leadership With PSA Certified Level 2 and SESIP Certification for RA Family Devices News Mar 10, 2021
Renesas Expands Low-Power Industrial and IoT Applications Reach With New RA4M2 MCU Group in Arm Cortex-Based MCU Family News Feb 3, 2021
You Can Choose any Microcontroller as Long as it is a Renesas RA Microcontroller Blog Post Feb 2, 2021
Renesas Adds New Entry-Line RA2E1 MCU Group to RA Family to Address Cost-Sensitive and Space-Constrained Applications News Jan 27, 2021
New Entry-Level RA Family RA2E1 MCU Group for Low-Cost, Low Power and Space-Constrained Applications Blog Post Jan 23, 2021
Renesas Extends Arm Cortex-Based MCU Family with RA4M3 MCU Group for Industrial and IoT Applications News Dec 9, 2020
Renesas RA Family Adds Ultra-Low Power RA2L1 MCU Group with Advanced Capacitive Touch Sensing for Cost-Effective, Energy-Efficient IoT Node HMI Applications News Dec 2, 2020
New RA2L1 MCU Group with Enhanced Capacitive Touch for Advanced HMI Blog Post Dec 2, 2020
Renesas Extends RA MCU Family with RA6T1 MCU Group for Motor Control and AI-based Endpoint Predictive Maintenance News Oct 28, 2020
Renesas Extends Bluetooth 5.0 Connectivity to RA Family of 32-Bit MCUs with Arm Cortex-M Core News May 7, 2020
Renesas Electronics Unveils RA Family of 32-Bit Arm Cortex-M Microcontrollers with Superior Performance and Advanced Security for Intelligent IoT Applications News Oct 8, 2019