Renesas R9A02G021

The MCU in this series incorporates an energy-efficient and performant Renesas RISC-V 32-bit core, and is particularly well-suited for cost-sensitive and low-power applications. It 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 device supports 125°C temperature operation and can be delivered in 16 WLCSP, 24, 32 and 48 QFN package options

Key features

• 32-bit CPU core based on RISC-V, with high computing power at 48 MHz operation
• Rich analog and digital peripheral availabilty
• 125°C temperature support
• 1.6-5.5 V voltage range, low power operation

Additional features

• 48 MHz Renesas RISC-V core
• 128 KB flash memory with boot swap function, 16KB RAM with 4K ECC
• 4KB data flash memory (1M program/erase cycles)
• 24, 32, 48 QFN and 16 WLCSP package options
• Up to 10ch of 12-bit AD/converter, 2ch 8-Bit DAC, 2ch comparator, temperature sensor
• 16-bit general purpose timers, 32-bit low power timer, watchdog, independent watchdog, RTC
• SAU (UART, Simple SPI, Simple I2C), I2C, Low-power Uart, Remote control receiver
• Protection functions including Flash access window, Flash read protection, CRC, Unique ID, User ID
• TRNG
• High current drive, current controlled pins & 5V tolerant IO ports
• +-1.5% High Accurate High speed on-chip oscillator 
• Wide voltage range: 1.6V – 5.5V
• Fast wake up 
• Ta = -40℃ to +125℃ support
• Easy to use with optimizing code generation tool
• Supported by Renesas and commercial IDEs

Applications

• Consumer electronics, home appliances
• Industrial sensors, sensor modules
• Medical sensors, health tracking
• Battery powered applications
• Intelligent power supplies, inverters

Available tools

• IDE
  • Renesas e2 studio
  • IAR Systems EW RISC-V
  • SEGGER embedded studio RISC-V
     
• Compiler
  • RISC-V LLVM
  • SEGGER C/C++ compiler
  • IAR C/C++ compiler
     
• Debugger probes
  • Renesas E2/E2 Lite
  • SEGGER J-Link
  • IAR I-Jet
     
• Flash programmer
  • Renesas Flash programmer (Programming GUI)
  • Renesas PG-FP6
     
• Software package and tools
  • RISC-V smart configurator
  • Driver configuration
  • Pin mapping
     
• Evaluation boards
  • Fast prototyping board FPB-R9A02G021 including on-chip debugger (P/N: RTK9FPG021S00001BJ)