Features
- 100MHz Arm® Cortex®-M33 core with TrustZone®
- 128KB to 256KB Flash memory and 40KB SRAM
- 4KB Data Flash to store data as in EEPROM
- Scalable from 32-pin to 64-pin packages
- PWM timer
- 12-bit A/D converter
- Programmable gain amplifier
- High-speed comparator
- 12-bit D/A converter
- Trigonometric Function Unit
- CAN FD
- I³C, SCI, SPI
RA4T1 Block Diagram
Description
Based on the 100MHz Arm® Cortex®-M33 core with TrustZone®, the RA4T1 group offers an optimized peripheral for motor control and inverter control functions with small 32-pin QFN and LQFP package options. These satisfy the needs of high-performance, cost-sensitive, and space-constrained applications. The RA4T1 integrates a wide range of communication interfaces, including CAN FD, I³C, SCI, and SPI, covering all the connectivity needs of a wide range of motor control and consumer applications.
Parameters
| Attributes | Value |
|---|---|
| Main CPU | Arm Cortex-M33 |
| Program Memory (KB) | 128, 256 |
| RAM (KB) | 40 |
| Carrier Type | Bulk (Tray), Full Carton (Tray), Tape & Reel |
| Supply Voltage (V) | 2.7 - 3.6 |
| I/O Ports | 16, 29, 45 |
| DRAM I/F | No |
| Temp. Range (°C) | Ta=-40 to +105 |
| Operating Freq (Max) (MHz) | 100 |
| Ethernet speed | No |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 0 / 0 ) |
| USB HS (host ch/device ch) | ( 0 / 0 ) |
| USB SS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 2 |
| SPI (ch) | 2 |
| I2C (#) | 0 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 1 |
| Wireless | No |
| SDHI (ch) | 0 |
| High Resolution Output Timer | No |
| PWM Output (pin#) | 8, 12 |
| 32-Bit Timer (ch) | 0 |
| 16-Bit Timer (ch) (#) | 4, 6 |
| Standby operable timer | No |
| 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) | 5, 8, 12 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 1, 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, Arm TrustZone |
Application Block Diagrams
 | Integrated Washer-Dryer System with PFC Integrated washer-dryer system with energy-efficient design, BLDC motor control, and IoT connectivity. |
 | Cordless Brushless Drill Cordless brushless drill designs delivering power, precision, and connectivity. |
 | Dexterous Robotic Hand Modular, high‑precision motor control architecture for scalable dexterous robotic hands. |
 | Chainsaw System Chainsaw system with FOC delivers high torque, reliability, and efficiency, speeding up market readiness. |
 | 48V Mobility Platform This 48V mobility platform offers versatile, adaptable solutions for diverse electric mobility applications. |
 | Residential AFCI Circuit Breaker AFCI circuit breaker system with Wi-Fi and AI detects arcs to prevent fires. |
 | Torque Control System Precision torque control ensures product quality using MCUs with high-precision AFE and reliable sensors. |
 | High Power, Compact BLDC Motor Control Compact design with smart gate driver IC for 3-phase BLDC, GaN MOSFET and enhanced data communication. |
 | Portable EV Charger Portable DC charger for EVs powered by 48V battery stacks, featuring Bluetooth connectivity. |
 | Smart BLDC Ceiling Fan with PFC Smart ceiling fan enhances air quality with sensorless vector control and remote Wi-Fi/Bluetooth LE operation. |
Additional Applications
- Vacuum cleaners
- Washing machines
- Refrigerators
- IH cookers
- Fans
- Pumps
- Thermal printers
- Power tools
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Renesas Boards & Kits
MCK-RA4T1
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Renesas Flexible Motor Control Kit for RA4T1 MCU Group
The MCK-RA4T1 is a development kit that enables easy evaluation of motor control using permanent magnet synchronous motors (brushless DC motors).
With this product and the sample code and QE for Motor that can be downloaded from the website, you can start evaluating motor control using the RA4T1... Read More
MCB-RA4T1
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Renesas Flexible Motor Control CPU Board for RA4T1 MCU Group
This product is a CPU board for motor control equipped with RA4T1. Motor control using RA4T1 can be easily realized by using it in combination with a supported inverter board.
By using a supported communication board, the CPU board can be electrically isolated from the PC for safe motor... Read More
MCI-LV-1
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Renesas Flexible Motor Control Inverter Board – Low Voltage 48V/10A for Three-Phase BLDC/PMSM Motor
The MCI-LV-1 is a motor control inverter board that enables easy evaluation of motor control using a permanent magnet synchronous motor (brushless DC motor). By using it in combination with a compatible CPU board, you can start motor control evaluation right away.
MC-COM
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Renesas Flexible Motor Control Communication Board
FPB-RA4T1
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Fast Prototyping Board for RA4T1 MCU Group
The RA4T1 Fast Prototyping Board comes equipped with an R7FA4T1BB3CFM microcontroller and is an evaluation board specialized for prototype development for a variety of applications. It has a built-in SEGGER J-Link™ emulator circuit so you can write/debug programs without additional tools. In... Read More
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Partner Boards & Kits
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 DENSHILoading
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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 development assistance tool that supports the development of motor software for MCUs. It allows to configure motor middleware and drivers easily, and tune and analyze motors with Renesas Motor Workbench. [Plugin for Renesas IDE "e² studio"] [Support MCU/MPU: RA, RX, RL78]
- 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 ToolkitRenesas Motor WorkbenchRECOMMENDEDRenesas Motor Workbench is a development support tool for debugging, analyzing, and tuning motor control programs.
- 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 MCK-RA4T1 example project shows how to write code for various Renesas Flexible Software Package (FSP) modules supported by the MCK-RA4T1 kit. The Flexible Software Package provides an optimized, easy-to-use, scalable, and high-quality software solution for embedded system design.
- Sample CodeDrive a permanent magnetic synchronous motor with 120-degree conducting method using hall sensors based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program.
- 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.
- Solution ToolkitRenesas Motor WorkbenchRECOMMENDEDRenesas Motor Workbench is a development support tool for debugging, analyzing, and tuning motor control programs.
Recommended (2)
- 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 development assistance tool that supports the development of motor software for MCUs. It allows to configure motor middleware and drivers easily, and tune and analyze motors with Renesas Motor Workbench. [Plugin for Renesas IDE "e² studio"] [Support MCU/MPU: RA, RX, RL78]
- 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 MCK-RA4T1 example project shows how to write code for various Renesas Flexible Software Package (FSP) modules supported by the MCK-RA4T1 kit. The Flexible Software Package provides an optimized, easy-to-use, scalable, and high-quality software solution for embedded system design.
- Sample CodeDrive a permanent magnetic synchronous motor with 120-degree conducting method using hall sensors based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program.
- Sample CodeDrive a permanent magnetic synchronous motor with 120-degree conducting method based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program.
- Sample CodeDrive a permanent magnetic synchronous motor with sensorless vector control based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program.
- Sample CodeDrive a permanent magnetic synchronous motor with sensorless vector control and 1-shunt current detection based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program.View More (13)
Sample Code (13)
- Model - IBIS
Simulation Models (1)
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 (92)
Partner Solutions (92)
Renesas introduces the RA4T1 MCU group optimized for enhanced motor control.
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News
May 30, 2023
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Blog Post
May 30, 2023
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Blog Post
Jan 28, 2022
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Support Communities
-
RA4T1 FOC Current Gain Adjustment
Hello, I am working on the design of an FOC speed controller based on RA4T1 (RTK0EMA430C00000BJ) 120-degree conducting control of permanent magnetic synchronous motor using hall sensors. On the Inverter board, there are two gain settings. So I am trying to figure out how to change the gain setting ...
Sep 10, 2024 -
Incorrect Dead-Time Behavior on RA4T1 GPT4 Timer: GTIOC4A/GTIOC4B Switching Order Reversed in Triangular PWM Mode
PWM_deadtime_RA4T1.zip Hello everyone, I am working on the RA4T1 MCU and generating complementary PWM signals using GPT4 configured in Triangular Symmetric PWM mode with dead time insertion enabled in e2 studio using FSP. My configuration: GTIOC4A = High-side PWM GTIOC4B = Low-side PWM Dead time is configured ...
Dec 4, 2025 -
RA4T1: PWM Carrier Period Setting
I'm trying to set the PWM Carrier Frequency to 16 kHz in the Configuration settings. However, in the Stack's ADC and PWM Modulation section, I can't enter 62.5 microseconds for the PWM Carrier Period. Is there a reason why this setting isn't possible? Is it ...
Jan 8, 2026
Knowledge Base
-
RA6T1, RA6T2, RA6T3, RA4T1, RA2T1: Is there an example of motor control?
There is an application note "Sensorless Vector Control for Permanent Magnet Synchronous Motor". For details see Motor Control.
Jul 9, 2025 -
RA Family: Handling of I²C Pull-Up Resistors on Arduino-Compatible Pins J1 (10/9) of RA Family FPB Boards
... J1 (10/9) on RA Family FPB boards for I²C communication. How should I connect the pull-up resistors? Target boards: FPB-RA4E2 FPB-RA4T1 FPB-RA6E2 FPB-RA6T3 Answer: For target RA FPB boards, pull-up resistors are pre-installed on the Arduino-compatible pins J1 Pin 10 ...
Dec 5, 2025 -
RA-T series : Protection function of the inverter circuit
RA-T series are equipped with an H/W that protects the inverter circuitry.POEG (Port Output Enable for GPT) constantly monitors the output of the GPT that generates the PWM output waveform. When an error is detected, the pin state is set to HiZ to shut off the ...
Jul 9, 2025
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