Features
- 360MHz Arm® Cortex®-M85 with Helium™ MVE
- 1MB Flash memory and 544KB of SRAM including TCM
- 32KB I/D caches and 12KB data flash
- ARMv8-M TrustZone security
- On-chip immutable ROM for first stage bootloader
- 8-bit CEU camera I/F
- xSPI compliant Octal SPI with XIP
- USB 2.0 FS
- 2ch of CAN FD
- Ethernet controller with DMA
- 32-bit & 16-bit timers, 32-bit ultra-low-power timers
- 12-bit ADC and 12-bit DAC
- High-speed analog comparators
- SCI (UART, Simple SPI, Simple I2C), SSI
- SPI/ I2C multi-master interface
- 100 and 144-pin LQFP packages
Description
The RA8E1 MCU Group features entry-line 32-bit microcontrollers (MCU) based on the Arm® Cortex®-M85 (CM85) core with Helium and TrustZone®, delivering breakthrough performance of 6.39 CoreMarks/MHz, with fully deterministic, low-latency, real-time operation that enables customers’ most demanding application needs. These are general-purpose MCUs 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 RA8E1 MCUs integrate the high-performance CM85 core with memory, multiple external interfaces and an optimized peripheral set that addresses the needs of price-sensitive applications. RA8E1 MCUs are available in 100 and 144-pin LQFP packages, to serve the needs of a broad range of high-performance applications.
The RA8E1 MCUs are fully supported by the RA Flexible Software Package and a comprehensive set of hardware and software development tools.
Parameters
| Attributes | Value |
|---|---|
| Main CPU | ARM Cortex-M85, Arm Cortex-M85 |
| Program Memory (KB) | 1024 |
| RAM (KB) | 544 |
| Carrier Type | Full Carton (Tray), Full Tray (Tray) |
| Supply Voltage (V) | 1.68 - 3.6 |
| I/O Ports | 70, 106 |
| DRAM I/F | SDRAM |
| Temp. Range (°C) | Tj = -40 to +105 |
| Operating Freq (Max) (MHz) | 360 |
| Ethernet speed | 10M/100M |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 1 / 1 ) |
| USB HS (host ch/device ch) | ( 0 / 0 ) |
| 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) | 0 |
| High Resolution Output Timer | No |
| PWM Output (pin#) | 20 |
| 32-Bit Timer (ch) | 6, 8 |
| 16-Bit Timer (ch) (#) | 4 |
| 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) | 13 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 1 |
| 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 |
Application Block Diagrams
 | Entry Level Voice & Vision AI System Cost-effective AI/ML system with Arm Cortex-M85 MCU, offering voice, image recognition, and secure connectivity. |
Additional Applications
- Industrial Applications (PLC, Robotics, Power Tools, Smart Meters, etc.)
- Consumer Products (Smart Appliances, Robotic Vacuum Cleaners, Exercise Equipment, etc.)
- Smart Home and Building Automation (HVAC, Thermostats, Home Hubs/Gateways, Security Access Panels)
- Office Automation (Barcode Scanner, QR Code Reader, Fingerprint Scanner, etc.)
- Healthcare (Infusion Pumps, CPAP Machine, etc.)
- Predictive Maintenance and Voice AI Applications
- Vision AI Applications (People Detection, Image Classification, Object Detection)