ATSAMD51J20A-MU-EFP

Overview

The ATSAMD51J20A-MU-EFP is an ARM microcontroller from the Microchip ATSAMD51 series, featuring an ARM Cortex M4F core with a maximum clock frequency of 120 MHz. It includes 1 MB of program memory and 256 kB of data RAM. The device supports a 32-bit data bus width and offers 51 I/O lines. It integrates 12-bit ADC and DAC resolutions with 24 ADC channels. Operating voltage ranges from 1.71 V to 3.63 V, with an operating temperature range of -40°C to +85°C. It is housed in a QFN-64 package.

Feature Summary

• Integrated ARM Cortex M4F core with hardware floating-point unit for efficient signal processing
• High-speed connectivity via USB interface alongside standard communication protocols
• Extended flash performance capabilities for enhanced code execution and storage management

Applications

• Industrial control systems requiring robust MCU performance
• Consumer electronics utilizing USB connectivity
• Medical devices needing precise analog-to-digital conversion

Procurement Notes

Verify the specific suffix MU-EFP against official Microchip documentation to confirm package type and tape-and-reel configuration. Ensure compatibility with existing PCB footprints for the QFN-64 form factor. Cross-reference electrical specifications with system requirements before procurement.

Selection Notes

Select this component when a balance of high-performance computing and extensive peripheral integration is required. The 120 MHz speed and 1 MB flash support complex firmware applications. Consider the QFN-64 package constraints for thermal management and board space limitations during design.

Part Context

This part belongs to the ATSAMD51 family, designed for applications demanding high performance and low power consumption. It shares architectural similarities with other members but differs in memory size and package options. The series targets cost-sensitive yet feature-rich embedded solutions.

Replacement Considerations

Consult Microchip's official cross-reference tools for verified substitutes. Alternative parts must match the ARM Cortex M4F architecture and pinout compatibility.