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Renesas RZ/G3S General-Purpose Microprocessors (MPUs)

Single-core Arm® Cortex®-A55 (1.1 GHz) CPU and dual-core Cortex®-M33 (250 MHz) CPU, supporting low-power mode and PCI Express

The Renesas RZ/G3S microprocessor (MPU) includes a Cortex®-A55 (1.1GHz) CPU, 16-bit LPDDR4 or DDR4 interface and low-power mode. It also has many interfaces such as PCIe, CAN FD, and 12-bit ADC, making it ideal for applications such as IoT edge applications.

As a software platform for this product, Renesas provides the Verified Linux package, which includes the Linux Kernel, middleware drivers, and basic software for this product. The Verified Linux package is verified and provided by Renesas.


  • Cortex®-A55
  • Cortex-M33 (Dual or Single) (one Cortex-M33 has FPU function)
  • DDR4 or LPDDR4 Memory interface
  • PCIe Gen2 1ch
  • USB 2.0 interface 2ch, SD interface 3ch
  • Gigabit Ethernet 2ch
  • CAN interface (CAN FD) 2ch
  • 12-bit ADC 8ch
  • RTC, tamper detection
  • Memory error detection/correction (ECC)
  • BGA package (14mm x 14mm, 13mm x 13mm)


  • IoT gateway applications
  • Single Board Computer (SBC) gateway
  • Arm Cortex-A55 & Dual Cortex-M33 MPU OSM SOM


RZ/G3S Block Diagram

Renesas — RZ/G3S Block Diagram