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Renesas R9A02G021 Ultra-Low Power Microcontroller

Well suited for cost-sensitive and low-power applications

The Renesas R9A02G021 Ultra-low Power Microcontroller (MCU) incorporates an energy-efficient and performant RISC-V 32-bit core, that is particularly well-suited for cost-sensitive and low-power applications.

The MCU features 128KB code flash memory, 4KB data flash, 16KB SRAM with ECC support, many timers and serial connectivity interfaces, a high number of IOs with output current control, and rich analog functionality (12-bit A/D Converter, DAC, comparator).

The R9A02G021 supports 125°C temperature operation and can be delivered in 16 WLCSP, 24, 32 and 48 QFN package options.

Renesas provides a complete free-of-charge development ecosystem including e2 studio IDE, code generator, compiler toolchain, flashing tools, and application notes to assist the end user in developing and deploying this new technology in a product.

Additional commercial environments like IAR Embedded Workbench and SEGGER Embedded Studio are available for this MCU.

Features

  • State-of-the-art 32-bit CPU core based on RISC-V, with high computing power at 48 MHz operation
  • Rich analog and digital peripheral mix
  • 16 WLCSP, 24/32/48 QFN package (QFP option), 125°C temperature support

 

  • Low voltage and low power operation, low active current
  • Easy to use by simple configuration & generation of optimized software for small memory footprint

Applications

  • Smart All-in-One Pressure Cooking Pot
  • Consumer electronics
  • Home appliances
  • Industrial sensors
  • Sensor modules
  • Bus powered sensors
  • Medical sensors
  • Health tracking

 

  • Remote controls
  • Battery powered applications
  • Low power home accessories
  • Detectors
  • Vehicle tracking
  • Intelligent power supplies
  • Inverters

 

R9A02G021 Block Diagram

Renesas R9A02G021 Block Diagram

 

Evaluation Board

FPB-R9A02G021 RISC-V MCU Fast Prototyping Board
The FPB-R9A02G021 Fast Prototyping Board provides an entry point for evaluation, prototyping and development with the R9A02G021 MCU.

Renesas FPB-R9A02G021 Evaluation Board