R7FA2E1A52DFJ#HA0

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.

Key features

• 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
• 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
• Serial Communications Interface (SCI)×4 – Asynchronous interfaces – 8-bit clock synchronous interface – Simple IIC – Simple SPI – Smart card interface
• Serial Peripheral Interface (SPI)×1
• I²C bus interface (IIC)×1
• 12-bit A/D Converter (ADC12)
• Low-Power Analog Comparator (ACMPLP) × 2
• Temperature Sensor (TSN)
• General PWM Timer 32-bit (GPT32)×1
• General PWM Timer 16-bit (GPTl6)×6
• Low Power Asynchronous General Purpose Timer (AGT)×2
• Watchdog Timer (WDT)
• 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
• AES128/256
• True Random Number Generator (TRNG)
• 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
• 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