Renesas RA8T2
RA8T2 - 1GHz Arm® CM85 + 250MHz CM33, Outstanding real-time performance for IA Network and motor applications
RA8T2 is the high-end motor control MCU in RA family. This product expands the portfolio of MCUs for motor control and is primarily intended for industrial applications where high-control precision is required. In addition to motor control, it can also provide synchronous communication and system control using Ethernet or EtherCAT, all on a single chip.
The RA8T2 was developed using the cutting-edge 22nm process technology, achieving high-speed operation of the Arm Cortex-M85 core and integration of large-capacity memory. In addition, the Dual-Core option with the Arm Cortex-M33 core significantly improves parallel operation performance. In motor control, it is ideal for use cases where the main core performs real-time control, and the other core performs system control and high-speed communication.
Features
- 1GHz Arm® Cortex®-M85 (6.39 CM/MHz) + 250 MHz Cortex®-M33
- 8MB/4MB Flash, 1MB/512KB MRAM and 2MB SRAM
- TCM (256KB for CM85 + 128KB for CM33), 64KB I/D Caches
- Advanced function PWM timers, High-Resolution PWM timers
- 16-bit A/D converter, 12-bit D/A converter, temperature sensor, high-speed comparators
- EtherCAT slave controller, Gigabit Ethernet MAC w/ TSN support, 2 port TSN switch
- USB 2.0 FS, DSMIF, CAN FD, I2C/I3C, SDHI/MMC, OSPI, Ext. memory bus
Benefits
- Single- and dual-core MCUs with high-performance Arm Cortex-M85 core
- High-speed MRAM and TCM offers extreme real-time performance for motor control
- Dual-core system enables parallel execution of motor control and non-real-time processing
- Optimized 16-bit ADC and PWM contribute to the control and efficiency of various motor types
- Switched 2ch Gigabit Ethernet and EtherCAT enable synchronous communication between devices
Applications
- AC drive, AC servo w/o absolute encoder, Robotics, Actuators
- PLC, Power inverters, Pump
- High-end smart home appliances such as inductive heating, dish washer
- Motor predictive maintenance
Block diagram
Renesas
RA MCU Family
The Renesas RA Family is a new 32-bit MCU family built on the Arm® Cortex®-M core architecture. The Renesas RA Family meets the scalability, power consumption and performance needs of nearly any embedded systems end-product.

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