Overview
Description
The RX66T group of microcontrollers is designed for motor control applications. The max. 160MHz RXv3 CPU core enables up to four inverters to be controlled simultaneously, with advanced security and safety functions for inverter control applications.
Features
- RXv3 Core 160MHz operation (5.8 CoreMark/MHz), single-precision FPU
- 2.7V to 5.5V operation
- Operating temperature -40 °C to 105 °C
- Program Flash up to 1MB, SRAM up to 128KB
- Enhanced Analog
- 12-bit A/D converter x 3 units, 12-bit D/A converter x 2 channels
- 6-channel comparators
- 6-channel pseudo-differential PGA
- 160MHz PWM
- 4 channels for 3-phase complementary switching, 2 channels for 5-phase complementary switching, 10 channels for single-phase complementary switching
- 4-channel high-resolution PWM enables a minimum 195ps timing adjustment
- Trusted Secure IP Lite (AES/TRNG)
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
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RX66T
Hello, expert, Our original product used R5F57132, and now it is replaced by RX66T. There is a separate flag for AD conversion completion in R5F57132, as follows Therefore, in R5F57132, I can definitely know whether the AD conversion is finished, but I don't find similar registers in RX66T. How ...
Oct 21, 2024 -
Configure RX66T clock
Good morning,I'm trying to configure the clock source of a R5F566TEEDFH microcontroller (RX66T)I would like to use an external oscillator and connect it to the EXTAL pin, but I would like to configure the XTAL pin as normal PORT I / O (P37) I tried to use ...
Apr 4, 2019 -
[RX66T] About bootloader and OTA
Hello MCU: RX66T E2STUDIO: Version: 2023-01 (23.1.0) Build Id: R20230106-1556 CC-RX: 3.05.00 We need OTA in our product,( in fact , we want to update the firmware through UART, CAN or SPI). what we can find from renesas is :RX Family C/C ...
Mar 7, 2024
FAQs
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[Program Flash Options] and Programming of [Option-Setting Memory] (PG-FP6, RFP, RX66T)
Yes, information in [Option-Setting Memory] in a programming file is written to an MCU even if [Program Flash Options] is disabled.The setting of [Program Flash Options] is applied to the settings in the [Flash Options] tabbed page.
Mar 29, 2022 -
Verification Error after Writing (PG-FP6, RFP, RX66T)
“ID Code Protection” may be enabled. Proceeding with verification (“Verify by reading the device”) without issuing a reset after the ID code protection bit has been set (written) will cause a protection error. To avoid this type of error, be sure to reset the MCU after setting (writing to ...
Mar 29, 2022 -
RX Family: what are the available resources for AES encryption/decryption support and the corresponding licenses
... Trusted Secure IP: RX65N, RX651 group, RX72M group, RX72N group*2. RX MCU group with Trusted Secure IP-Lite: RX231 group, RX23W group, RX26T group, RX66T group, RX72T group*3. NIST: National Institute of Standards and Technology*4. FIPS: Federal Information Processing Standards*5. CMVP: Cryptographic Module Validation Program For ...
Jan 7, 2024
Videos & Training
This video introduce the product features of RX-T series for inverter control.
https://www.renesas.com/rx-motor-control