R7FA2E1A93CFJ#AA0

Microcontrollers Overview

The R7FA2E1A93CFJ#AA0 is a 32-bit microcontroller from the Renesas RA2E1 series, featuring an ARM Cortex-M23 core operating at 48MHz. It integrates 128KB of flash memory and 16KB of RAM within a 48-LQFP package. The device supports a supply voltage range of 1.6V to 5.5V and includes peripherals such as I2C, SPI, UART/USART, smart card interfaces, AES encryption, capacitive touch sensing, DMA, LVD, POR, PWM, temperature sensor, TRNG, and WDT.

Microcontrollers Feature Summary

• Integrates ARM Cortex-M23 processor for efficient 32-bit processing
• Includes hardware security features with AES encryption and True Random Number Generator
• Supports capacitive touch sensing for user interface applications
• Provides multiple communication interfaces including I2C, SPI, and UART

Microcontrollers Applications

• Smart home appliances requiring low power consumption
• Industrial control systems with secure communication needs
• Consumer electronics with touch interface capabilities
• IoT devices utilizing wireless connectivity modules

Microcontrollers Procurement Notes

Verify the exact part number suffix against official Renesas documentation to ensure correct package type and temperature rating. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Check for any recent product change notices that may affect pinout or electrical characteristics before finalizing procurement.

Microcontrollers Selection Notes

Select this component when a balance of performance and power efficiency is required for embedded applications. The RA2E1 series offers sufficient memory for complex firmware while maintaining low active current. Consider the available I/O count and peripheral set to ensure compatibility with system requirements without needing additional external components.

Microcontrollers Part Context

This microcontroller belongs to the RA2E1 group, designed for entry-level general-purpose applications. It shares architectural similarities with other RA family members but offers specific memory and package configurations tailored for cost-sensitive designs. The series emphasizes ease of development through comprehensive software support libraries.

Microcontrollers Replacement Considerations

Direct substitutes within the RA2E1 family include parts with identical core and peripheral sets but different memory sizes or packages, such as R7FA2E1A52DFM#AA0. Verify pin-to-pin compatibility and electrical specifications before substitution. Cross-reference with Renesas' official replacement guide for validated alternatives.