Overview
Description
The Renesas RX651 is mainstream RX microcontrollers with RXv2 core, large-capacity RAM, and enhanced security, connectivity and human machine interface (HMI) capabilities.
Features
- RXv2 Core 120 MHz operation (34 CoreMark/mA), single-precision FPU
- 2.7 to 3.6 V operation
- A wide package lineup : 64-pin (4.5mm x 4.5mm, BGA) to 176-pin
- Equipped with various communication interfaces such as USB, CAN, SD host/slave interface, and quad SPI.
- Program Flash up to 2 MB, SRAM up to 640 KB
- DualBank function convenient for firmware update *1
- HMI
- TFT-LCD controller and 2D drawing engine can reduce CPU load at running of LCD display.*1
Security
- Equipped with memory protect functions that protect Flash memory from unintended access to flash
- Equipped with a trusted secure IP that protects key data from disclosure *1
- Equipped with various encryption engines : AES, TRNG, TDES *1, RSA*1, SHA*1
[*1 : Only products with 1.5 MB or more code flash memory]
Comparison
Applications
Design & Development
Software & Tools
Sample Code
Boards & Kits
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Support
Support Communities
Support Communities
-
How to read/wrire file on RX651 Code Flash Memory
I got a requirement to read and write some file on RX651 code flash, can i get a quick instruction to implement the MCU flash read and write API?
Jan 3, 2024 -
CAN Channel 1, RX651 144p available or not?
Dear forum, we would like to use the R5F5651EDDFB for a CAN controller project. In the HW manual I can see that the 144p Version with at least 1.5M Flash should have CAN Module 0 and 1. If I use the smart configurator of the E2 Studio (V7.7 ...
Feb 17, 2020 -
Rx651 FIT Module RTC driver issue
Hi Team, I am facing issues in internal RTC date and time update. In the API document it is written whenever there is a POR detected then we need to set the time of RTC.But if we do that then every time on POR my time will be starting ...
May 28, 2020
FAQs
-
Targeted needs of the new RX65N/RX651
The expansion of devices operating at the edge of the Industrial Internet of Things (IIoT) has increased system manufacturers’ need for secure network connectivity and reliability, including secure on-the-go firmware updates. The new RX65N/RX651 devices support these evolving security and reprogramability needs, offering integrated TSIP, enhanced ...
Nov 13, 2017 -
RI600V4 and RI600PX Sample Projects for FIT for RX651
We can provide RI600V4 and RI600PX sample projects for FIT for RX65N, which can be used for RX651.Since the only difference between RX65N and RX651 is whether EDMAC is included or not, the above sample projects are available for both RX65N and RX651.However, since the sample projects are ...
Feb 21, 2018 -
Requirements for industrial applications performed by the new RX65N/RX651 MCU
Compared with other IoT devices, industrial applications are designed for long-term operation, which involves unique and sometimes challenging requirements, such as firmware updates in the field. The new RX65N/RX651 MCUs feature dual bank flash integration supporting both BGO (Back Ground operation) and the SWAP function, making it ...
Nov 13, 2017
Videos & Training
Discover Renesas' advanced voice recognition solution, an offline HMI designed for cost-effective and accessible functionality in consumer and industrial devices. Empowering tasks through spoken commands, it offers high performance without needing an internet connection.