R5F566NNDDLK#20

Microcontrollers Overview

The R5F566NNDDLK#20 is a 32-bit microcontroller from the Renesas RX66N series, utilizing the RXv3 core. It features 4 MB of data ROM and 1 MB of data RAM within an LFBGA-145 package. The device supports a maximum clock frequency of 120 MHz with a 32-bit data bus width. It includes 12-bit ADC and DAC resolutions and provides 111 I/O ports. Operating voltage ranges from 2.7 V to 3.6 V, with a functional temperature range of -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates high-capacity memory for complex application logic
• Supports diverse communication protocols including CAN, USB, and SPI
• Provides multiple analog conversion capabilities for sensor interfacing

Microcontrollers Applications

• Industrial automation controllers
• Smart metering systems
• Network interface devices

Microcontrollers Procurement Notes

Verify the specific suffix #20 against official Renesas documentation to confirm manufacturing lot and environmental compliance details. Ensure the LFBGA-145 package dimensions match the target PCB footprint. Confirm moisture sensitivity level handling requirements during assembly to prevent damage.

Microcontrollers Selection Notes

Select this component when large code storage and extensive I/O connectivity are required in a compact form factor. Compare pin counts and memory sizes against alternative RX66N variants to ensure optimal cost-performance balance for the specific hardware constraints.

Microcontrollers Part Context

This MCU belongs to the RX66N group, designed for applications requiring robust real-time control and connectivity. It shares architectural similarities with other RXv3-based devices but offers distinct memory and package configurations tailored for high-density integration needs.

Microcontrollers Replacement Considerations

Consult the RX Family Part Number Guide for verified substitutes. Cross-reference pinouts and electrical specifications before adopting any alternative part numbers.