RENESAS R7FA2E2A32DNJ#BA1

This MCU integrates multiple series of Arm-based 32-bit cores that are software- and pin-compatible with each other, sharing a set of Renesas common peripherals to facilitate design scalability. This MCU series employs the energy-efficient Arm Cortex-M23 32-bit core, making it particularly suitable for cost-sensitive and low-power applications, featuring: up to 64 KB code flash, 8 KB SRAM, 12-bit ADC (ADC12), and security features.

• Arm Cortex-M23 Core:
  • Armv8-M architecture, max operating frequency: 48 MHz
  • Arm Memory Protection Unit (Arm MPU) with 8 regions
  • Debug and trace: DWT, FPB, CoreSight MTB-M23
  • CoreSight debug port: SW-DP
• Memory:
  • Up to 64 KB code flash
  • 2 KB data flash (100,000 program/erase (P/E) cycles)
  • 8 KB SRAM
  • Memory Protection Unit
  • 128-bit unique ID
• Connectivity:
  • 1x Serial Communication Interface (SCI)
  • Asynchronous interface
  • 8-bit clock synchronous interface
  • Simple IIC
  • Simple SPI
  • Smart card interface
  • 1x Serial Peripheral Interface (SPI)
  • 1x I3C bus interface (I3C)
• Analog:
  • 12-bit A/D Converter (ADC12)
  • Temperature Sensor (TSN)
• Timers:
  • 6x 16-bit General-Purpose PWM Timers (GPT16)
  • 2x Low-Power Asynchronous General-Purpose Timers (AGTW)
  • Watchdog Timer (WDT)
• Safety:
  • SRAM parity error checking
  • Flash area protection
  • ADC self-diagnostic function
  • Clock Frequency Accuracy Measurement Circuit (CAC)
  • Cyclic Redundancy Check (CRC) calculator
  • Data Operation Circuit (DOC)
  • GPT Port Output Enable (POEG)
  • Independent Watchdog Timer (IWDT)
  • GPIO read-back level detection
  • Register write protection
  • Illegal memory access detection
• Security and Cryptography:
  • AES128/256
  • True Random Number Generator (TRNG)
• System and Power Management:
  • Low-power modes
  • Event Link Controller (ELC)
  • Data Transfer Controller (DTC)
  • Key Interrupt Function (KINT)
  • Power-on reset
  • Low Voltage Detection with voltage setting (LVD)
• Multiple clock sources:
  • High-Speed On-Chip Oscillator (HOCO) (24/32/48/64 MHz)
  • Middle-Speed On-Chip Oscillator (MOCO) (8 MHz)
  • Low-Speed On-Chip Oscillator (LOCO) (32.768 kHz)
  • HOCO/MOCO/LOCO clock trimming function
  • IWDT-dedicated On-Chip Oscillator (15 kHz)
  • Clock output support
• Up to 20 general-purpose I/O port pins:
  • 5 V tolerant, open-drain, input pull-up
• Operating voltage: VCC: 1.6 ~ 5.5 V
• Operating temperature and packages:
  • Ta = -40°C ~ +85°C
    • 24-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 20-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 16-pin WLCSP (1.84 mm × 1.87 mm, 0.4 mm pitch)
  • Ta = -40°C ~ +105°C
    • 24-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 20-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 16-pin WLCSP (1.84 mm × 1.87 mm, 0.4 mm pitch)
  • Ta = -40°C ~ +125°C
    • 24-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 20-pin HWQFN (4 mm × 4 mm, 0.5 mm pitch)
    • 16-pin WLCSP (1.84 mm × 1.87 mm, 0.4 mm pitch)