ATSAMD51J18A-MUT

Overview

The ATSAMD51J18A-MUT is a 32-bit microcontroller from the SAM D51 series, manufactured by Microchip Technology. It features an ARM Cortex-M4F core operating at a maximum frequency of 120MHz. The device integrates 256KB of flash memory and 128KB of SRAM. It supports a supply voltage range of 1.71V to 3.63V and operates within a temperature range of -40°C to +85°C. Connectivity options include USB, SPI, I2C, UART/USART, QSPI, MMC/SD, LINbus, IrDA, and EBI/EMI interfaces. The unit is housed in a 64-QFN (9x9) package with 51 available I/O lines.

Feature Summary

• Integrated floating-point unit for efficient mathematical processing
• Supports multiple communication protocols including USB and Ethernet-capable peripherals
• Includes high-resolution analog-to-digital converters and digital-to-analog converters
• Features direct memory access controller for efficient data transfer

Applications

• Industrial control systems requiring precise timing and connectivity
• Medical devices utilizing high-resolution data conversion capabilities
• Consumer electronics with USB interface requirements
• Smart home automation hubs using wireless or wired communication protocols

Procurement Notes

Verify the specific suffix 'MUT' corresponds to the 64-QFN package and reel packaging configuration required for your assembly process. Confirm that the voltage range and temperature specifications align with your system design constraints. Ensure compatibility with existing development tools and debuggers for the SAM D51 family before finalizing procurement decisions.

Selection Notes

Select this component when a balance of processing power and peripheral richness is needed for cost-sensitive applications. The Cortex-M4F core offers significant performance over M0+ variants while maintaining low power consumption. Consider the extensive connectivity suite if interfacing with multiple sensors or communication buses is required without external controllers.

Part Context

This part belongs to the SAM D51 family, designed for applications demanding high performance and rich connectivity. It shares architectural similarities with the ATSAME51 but may differ in specific peripheral configurations or qualification standards. The family targets industrial, medical, and consumer markets where reliable operation and advanced features are critical.

Replacement Considerations

ATSAMD51J18A-AU provides identical functionality in a TQFP package. ATSAMD51J18A-AUT-EFP offers the same core in a TQFP package with tape-and-reel packaging. Verify pinout compatibility and thermal characteristics when transitioning between QFN and TQFP packages.