RENESAS R7FA2E1A73CFM#AA0

Ultra low power 48 MHz Arm Cortex-M23 core, up to 128-KB code flash memory, 16-KB SRAM, Capacitive Sensing Unit (CTSU2), 12-bit A/D Converter, Security and Safety features.

• Arm Cortex-M23 Core
  • Armv8-M architecture
  • Maximum 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 128-KB code flash memory
  • 4-KB data flash memory (100,000 program/erase (P/E) cycles)
  • 16-KB SRAM
  • Memory protection units
  • 128-bit unique ID
• Connectivity
  • Serial Communications Interface (SCI) x 4 – Asynchronous interfaces – 8-bit clock synchronous interface – Simple IIC – Simple SPI – Smart card interface
  • Serial Peripheral Interface (SPI) x 1
  • I²C bus interface (IIC) x 1
• Analog
  • 12-bit A/D Converter (ADC12)
  • Low-Power Analog Comparator (ACMPLP) x 2
  • Temperature Sensor (TSN)
• Timers
  • General PWM Timer 32-bit (GPT32) x 1
  • General PWM Timer 16-bit (GPTl6) x 6
  • Low Power Asynchronous General Purpose Timer (AGT) x 2
  • Watchdog Timer (WDT)
• Safety
  • SRAM parity error check
  • Flash area protection
  • ADC self-diagnosis function
  • Clock Frequency Accuracy Measurement Circuit (CAC)
  • Cyclic Redundancy Check (CRC) calculator
  • Data Operation Circuit (DOC)
  • Port Output Enable for GPT (POEG)
  • Independent Watchdog Timer (IWDT)
  • GPIO readback level detection
  • Register write protection
  • Main oscillator stop detection
  • Illegal memory access detection
• Security and Encryption
  • AES128/256
  • True Random Number Generator (TRNG)
• System and Power Management
  • Low power modes
  • Realtime Clock (RTC)
  • Event Link Controller (ELC)
  • Data Transfer Controller (DTC)
  • Key Interrupt Function (KINT)
  • Power-on reset
  • Low Voltage Detection (LVD) with voltage settings
• Human Machine Interface (HMI)
  • Capacitive Sensing Unit (CTSU2)
• Multiple Clock Sources
  • Main clock oscillator (MOSC) （1 to 20 MHz ）
  • Sub-clock oscillator (SOSC) (32.768 kHz)
  • 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)
  • Clock trim function for HOCO/MOCO/LOCO
  • IWDT-dedicated on-chip oscillator (15 kHz)
  • Clock out support
• Operating Voltage
  • VCC: 1.6 to 5.5 V
• Operating Temperature and Packages
  • Ta = -40℃ to +105℃