Features
- 480MHz Arm Cortex-M85 with Helium™ MVE
- 1MB - 2MB Flash memory and 1MB of SRAM including TCM
- 32KB I/D Caches and 12KB Data Flash
- External memory interfaces (CS/SDRAM)
- ARMv8-M TrustZone® Security
- Renesas Secure IP (RSIP-E51A)
- On-chip immutable ROM for First Stage Bootloader
- Scalable from 100-pin to 224-pin packages
- 32-bit & 16-bit Timers, 32-bit Ultra-Low-Power Timer
- 12-bit ADC and 12-bit DAC
- High-Speed Analog Comparator
- Ethernet controller with DMA
- USB 2.0 High-Speed and Full-Speed
- 2ch of CAN FD
- xSPI compliant Octal SPI with XIP & DOTF
- SCI (UART, Simple SPI, Simple I2C)
- SPI/ I2C/I3C multi-master interface
- Capture Engine Unit, SDHI, SSI
RA8M1 Block Diagram
Description
The RA8M1 MCU Group features the industry’s first 32-bit microcontrollers (MCU) based on the Arm® Cortex®-M85 (CM85) core, delivering breakthrough performance of over 3000 CoreMark points at 480 MHz, with fully deterministic, low latency, real-time operation that enables customers’ most demanding application needs. These are general-purpose MCU devices and address diverse high-performance and compute-intensive applications in Industrial Automation, Home Appliances, Smart Home, Consumer, Building/Home Automation and Medical/Healthcare market segments.
The RA8M1 MCUs integrate the high-performance CM85 core with large memory, multiple external interfaces, and a rich peripheral set optimized to address diverse application requirements, and are available in packages from 100 pins to 224 pins, to serve the needs of a broad range of high-performance applications. Secure Element-like functionality is built-in with advanced cryptographic Security IP, immutable storage, and tamper protection, for truly secure IoT.
The RA8M1 MCUs are fully supported by the Flexible Software Package and a comprehensive set of hardware and software development tools.
Parameters
| Attributes | Value |
|---|---|
| Main CPU | Arm Cortex-M85 |
| Program Memory (KB) | 1024, 2048 |
| RAM (KB) | 1024 |
| Carrier Type | Bulk (Tray), Full Carton (Tray), Full Tray (Tray) |
| Supply Voltage (V) | 1.68 - 3.6 |
| I/O Ports | 70, 106, 128, 174 |
| DRAM I/F | No, SDRAM |
| Temp. Range (°C) | Tj= -40 to +125 |
| Operating Freq (Max) (MHz) | 360, 400, 480 |
| Ethernet speed | 10M/100M |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 1 / 1 ) |
| USB HS (host ch/device ch) | ( 0 / 0 ), ( 1 / 1 ) |
| USB SS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 6 |
| SPI (ch) | 2 |
| I2C (#) | 2 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 2 |
| Wireless | No |
| SDHI (ch) | 2 |
| High Resolution Output Timer | No |
| PWM Output (pin#) | 28 |
| 32-Bit Timer (ch) | 10 |
| 16-Bit Timer (ch) (#) | 6 |
| Standby operable timer | Yes |
| Asynchronous General Purpose Timer / Interval Timer (ch) | 2 |
| 16-Bit A/D Converter (ch) | 0 |
| 14-Bit A/D Converter (ch) | 0 |
| 12-Bit A/D Converter (ch) | 10, 18, 24, 25 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 2 |
| 8-Bit D/A Converter (ch) | 0 |
| Capacitive Touch Sensing Unit (ch) | 0 |
| Image Codec | No |
| Segment LCD Controller | No |
| Security & Encryption | Unique ID, TRNG, AES(128/192/256), ECC/RSA(4K), SHA224/SHA256/SHA384/SHA512, DOTF, FSBL, HMAC/GMAC/CMAC, DLM, SPA/DPA Protection, Tamper Detection, Arm TrustZone |
Application Block Diagrams
 | Arm Cortex-M85 MCU Feather SoM Compact and powerful Renesas Cortex-M85 SoM for efficient, adaptable IoT and automation solutions. |
 | Smart Glasses Low-power, cost-performance smart glasses design with edge AI, secure OTA, noise cancellation, and wireless charging. |
 | Robot Vacuum Cleaner This smart robot vacuum features environment mapping, anti-drop, obstacle detection, auto-recharge, app control. |
 | Edge Voice User Interface (VUI) Voice control with RA MCUs offers efficient, network-free voice recognition for smart devices. |
Additional Applications
- Industrial Applications (PLC, Robotics, Power Tools, Smart Meters, etc.)
- Consumer Products (Smart Appliances, Robotic Vacuum Cleaner, Exercise Equipment, etc.)
- Smart Home and Building Automation (HVAC, Thermostats, Home Hubs/Gateways, Security Access Panels, etc.)
- Office Automation (Barcode Scanner, QR Code Reader, Fingerprint Scanner, etc.)
- Healthcare (Infusion Pumps, CPAP Machine, etc.)
- Predictive Maintenance and Voice AI Applications
Complete Your Design
Explore complementary products to elevate your design
Renesas Boards & Kits
EK-RA8M1
Active
Evaluation Kit for RA8M1 MCU Group
The EK-RA8M1 evaluation kit enables users to effortlessly evaluate the features of the RA8M1 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and e2 studio IDE. Utilize rich onboard features along with your choice of popular ecosystem add-ons to... Read More
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EK-RA8D1
Active
Evaluation Kit for RA8D1 MCU Group
The EK-RA8D1 evaluation kit enables users to effortlessly evaluate the features of the RA8D1 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and e2 studio IDE. Utilize rich onboard features along with your choice of popular ecosystem add-ons to... Read More
Recommended Documents:
VK-RA8M1
Active
RA8M1 Voice User Demonstration Kit
Easy-to-use hardware platform for Voice User Interface (VUI) solutions based on the RA8M1 MCU.
This VUI partner-enabled solution is based on the RA family of 32-bit MCUs. The hardware platform is used for all VUI partner-enabled solutions provided by Renesas within the Renesas Ready Partner... Read More
Partner Boards & Kits
SoM/SBC
AP-RA8M-0A
Provides a CPU board equipped with the Renesas RA8M1 featuring a 32-bit Arm® Cortex®-M85 operating up to 480MHz with Helium technology support, enabling low-cost and low-power AI solutions. Supports real-time processing with RTOS, making it suitable for industrial IoT edge device applications. Integrates large-capacity Octal SPI Flash memory and SDRAM, and supports general-purpose interfaces such as USB, along with camera interfaces and Pmod connectors, enabling easy functional expansion.
Supported Products:
RA8M1Provided By:
AlphaProject Co.,Ltd.
Evaluation
RA Family Microcontroller Board
This solution provides a general-purpose evaluation board featuring Renesas RA Family microcontrollers. It is available as a standalone evaluation board or as part of functional kits supporting applications such as CAN, touch key interfaces, and brushless motor control.
Supported Products:
RA0E1,RA2A1,RA2A2,RA2E1,RA2E3,RA2L1,RA2L2,RA2T1,RA4C1,RA4E1,RA4E2,RA4L1,RA4M1,RA4M2,RA4M3,RA4T1,RA6E1,RA6E2,RA6M1,RA6M2,RA6M3,RA6M4,RA6M5,RA6T1,RA6T2,RA6T3,RA8E1,RA8M1,RA8T1Provided By:
HOKUTO DENSHI
SoM/SBC
RA8M1 Feather System on Module (SoM)
high-performance system on module (SoM) featuring the 64-bit Arm® Cortex®-M85 CPU core with a maximum operating frequency of 360MHz and 128-Mbit SPI Serial Flash Memory in a compact Feather form factor. Ideal for advanced robotics applications requiring significant processing capabilities, with specialized motor control peripherals and high-speed sensor interfaces for real-time processing.
Supported Products:
RA8M1Provided By:
Zalmotek – Proto Lab S.r.l.Loading
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Partner Solutions
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
- IDE and Coding ToolEclipse-based Renesas integrated development environment (IDE).
- Solution ToolkitThe functions required for the development of embedded systems that use artificial intelligence (AI) have been integrated in AI Navigator, shortening the development periods.
- Solution ToolkitThe Renesas RA Smart Configurator (RA SC) is a desktop application that helps you in configuring software systems (including a Board Support Package (BSP), drivers, RTOS, and middleware) for RA-Family MCUs when you are using a third-party IDE and toolchain.
- Solution ToolkitRound-trip workflow for AI development and performance validation allowing to collect data, optimize models, and deploy directly to Renesas hardware
- Solution ToolkitKey wrapping tool for key management systems using Renesas security IP. Enables secure installation and update of user application and device lifecycle management (DLM) keys.
- EmulatorOn-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RH850, R-Car D1, RL78, RX, RISC-V MCU]
- EmulatorOn-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX, RISC-V MCU]
- Programmer (Unit/SW)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RE, RX, RL78, RH850, RISC-V MCU, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- Programmer (Unit/SW)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RX, RL78, RISC-V MCU, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- Programmer (Unit/SW)Flash memory programmer [Programming software: Dedicated GUI-based software, the "FP6 Terminal"] [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, SuperH RISC engine, V850, 78K, R8C]
- Programmer (Unit/SW)Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, DA1453x, DA1459x, DA1469x, DA1470x, DA148xx, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
- ImagingSEGGER's emWin graphics library is a ready-to-use solution that provides a versatile and professional GUI platform for creating interactive and high-quality graphical user interfaces on any type of display for the Renesas RA family.
- Sample CodeThe EK-RA8M1 example project bundle demonstrates how to write code for various Renesas Flexible Software Package (FSP) modules supported by the EK-RA8M1 kit. The sample code provides ready‑to‑build reference implementations that illustrate peripheral operation and system behavior, enabling developers to quickly evaluate FSP features and accelerate embedded application development.
- Sample CodeLearn how Renesas MCU security revolves around integrated security engines. There are different types of security engines across the RA MCU. Users can find the specific engine used in a particular MCU from its hardware user’s manual. The security engines can operate in two different modes, called Compatibility Mode and Protected Mode. The application note “Renesas Security Engine Operational Modes” explains the definition of the two modes and their use cases.
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
Recommended (1)
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
- IDE and Coding ToolEclipse-based Renesas integrated development environment (IDE).
- Solution ToolkitThe functions required for the development of embedded systems that use artificial intelligence (AI) have been integrated in AI Navigator, shortening the development periods.
- Solution ToolkitThe Renesas RA Smart Configurator (RA SC) is a desktop application that helps you in configuring software systems (including a Board Support Package (BSP), drivers, RTOS, and middleware) for RA-Family MCUs when you are using a third-party IDE and toolchain.
- Solution ToolkitRound-trip workflow for AI development and performance validation allowing to collect data, optimize models, and deploy directly to Renesas hardwareView More (13)
Software & Tools (13)
- Sample CodeThe EK-RA8M1 example project bundle demonstrates how to write code for various Renesas Flexible Software Package (FSP) modules supported by the EK-RA8M1 kit. The sample code provides ready‑to‑build reference implementations that illustrate peripheral operation and system behavior, enabling developers to quickly evaluate FSP features and accelerate embedded application development.
- Sample CodeLearn how Renesas MCU security revolves around integrated security engines. There are different types of security engines across the RA MCU. Users can find the specific engine used in a particular MCU from its hardware user’s manual. The security engines can operate in two different modes, called Compatibility Mode and Protected Mode. The application note “Renesas Security Engine Operational Modes” explains the definition of the two modes and their use cases.
- Sample CodeUse the following sample program to operate on the RA evaluation board. This sample program package supports the Ethernet-based Modbus TCP protocol.
- Sample CodeRenesas RA8 Series Device Lifecycle Management (DLM) is a security and control framework unique to the RA MCU Family, built on the Arm Cortex-M85 core. DLM identifies the current phase (development, production, or deployment) of the device and controls the capabilities of the debug function, the serial programming interface, and Renesas test mode.
- Sample CodeView More (13)
Sample Code (13)
- Model - BSDL
- Model - IBIS
Simulation Models (2)
Development ToolUniversal third-party programmers support a wide range of Renesas programmable devices across both off-board and on-board programming modes.Provided By: Elnec s.r.o.- Application Specific SWEnables adaptive pedestrian traffic light control by detecting and counting pedestrians and calculating wait times in real-time, with no network connection required. Runs entirely at the edge on the Renesas RA8P1 MCU, accelerated by the Arm® Ethos-U55 Neural Processing Unit (NPU), achieving 11ms inference time within a ...Provided By: Irida Labs
- Development ToolSupporting Arm® and RX microcontrollers, the SEGGER J-Link series is an industry-standard debugger for software development. High-speed programming algorithms reduce binary transfer time and accelerate development cycles. Broad compatibility supports Renesas e² studio, major IDEs, and RZ, RA, and RX devices. Advanced analysis with Ozone and ...Provided By: EmbiTeK Co., Ltd.
- AILocal AI–based Audio Event Detection identifies sound events such as baby crying and glass breaking with ~95% accuracy and 10–100 ms latency, enabling fast and reliable response to critical events. Supports deployment on Cortex-M0+ and comparable RISC-V/NPU/DSP platforms. Model size ranges from ...Provided By: Aizip Inc.
- Development ToolProvides high-volume automated programming systems engineered for factory-scale production, enabling efficient handling of a wide range of integrated circuit (IC) devices. Optimized for microcontrollers (MCUs) and flash memory, the systems support tube, tape, and tray input/output configurations for flexible manufacturing integration. Advanced auto-teach alignment capabilities ...Provided By: DediProg Technology Co., Ltd.View More (94)
