R7FA2E2A72DNJ#BA1

Microcontrollers Overview

The R7FA2E2A72DNJ#BA1 is an ARM Cortex-M23 microcontroller from the Renesas RA2E2 series. It features a 48 MHz maximum clock frequency, 64 kB of Flash program memory, and 8 kB of SRAM data memory. The device operates within a supply voltage range of 1.6 V to 5.5 V and supports industrial temperatures from -40°C to +85°C. It utilizes a 24-pin HWQFN package with 19 available I/O lines. Key peripherals include an 8-channel 12-bit ADC, six 16-bit timers, and interfaces such as I2C, SPI, and UART.

Microcontrollers Feature Summary

• Integrates ARM Cortex-M23 core for efficient 32-bit processing
• Includes hardware security features like AES encryption and TRNG
• Supports low-power operation modes for battery-constrained applications

Microcontrollers Applications

• Smart home appliances and IoT sensors
• Industrial control systems
• Consumer electronics devices

Microcontrollers Procurement Notes

Verify the specific suffix #BA1 against official Renesas documentation to confirm packaging type and moisture sensitivity level. Ensure compatibility with existing board designs regarding the 24-pin HWQFN footprint. Confirm RoHS compliance status through current datasheets before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when a balance of moderate memory capacity and low power consumption is required. The RA2E2 series offers sufficient peripheral sets for basic connectivity tasks. Consider the 48 MHz speed limit for timing-critical applications. Evaluate thermal performance within the specified operating temperature range.

Microcontrollers Part Context

This part belongs to the RA2E2 family, designed for entry-level embedded applications. It shares architectural similarities with other RA2E2 variants but differs in memory size and package options. The series targets cost-sensitive markets requiring reliable ARM-based control.

Microcontrollers Replacement Considerations

Official substitutes within the RA2E2 group may include parts with different memory sizes or packages. Verify pin-to-pin compatibility if replacing on existing PCBs. Consult Renesas cross-reference tools for validated alternatives.