ATSAMD51G18A-MFT

Overview

The ATSAMD51G18A-MFT is an ARM Cortex-M4F microcontroller from the SAM D51 series, manufactured by Microchip Technology. It features a 120 MHz maximum clock frequency and integrates 256 KB of flash program memory with 128 KB of data RAM. The device operates within a voltage range of 1.71 V to 3.63 V and provides 37 general-purpose I/O pins. It includes a 12-bit ADC resolution and supports USB connectivity. Packaged in a 48-pin VQFN format, it is designed for surface-mount applications.

Feature Summary

• Integrates an ARM Cortex-M4F core with hardware floating-point unit support for efficient digital signal processing.
• Includes integrated USB Device/Host/OTG controller functionality for direct peripheral communication.
• Features multiple high-speed serial communication interfaces including SPI, I2C, and USART.

Applications

• Industrial control systems requiring robust real-time processing
• USB-enabled consumer electronic devices
• Smart home automation controllers

Procurement Notes

Verify the specific suffix MFT against official Microchip documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with your PCB footprint design for the 48-VQFN package. Cross-reference the datasheet for moisture sensitivity level requirements during assembly. Confirm that the operating temperature range meets your system's environmental constraints before finalizing procurement orders.

Selection Notes

Select this component when a balance of processing power and low power consumption is required for embedded applications. The 120 MHz Cortex-M4F core offers sufficient performance for complex algorithms while maintaining energy efficiency. Consider the available I/O count and memory size relative to application complexity. Evaluate the integrated peripherals to minimize external component usage and reduce overall bill of materials cost.

Part Context

This part belongs to the SAM D51 family of 32-bit microcontrollers based on the ARM Cortex-M4F core. The family is characterized by high performance and low power consumption, targeting industrial and consumer markets. It shares architectural similarities with other SAM D series devices but offers enhanced memory and peripheral configurations suitable for more demanding applications.

Replacement Considerations

Consult Microchip official documentation for verified pin-to-pin or functional substitutes within the SAM D51 family. Ensure any replacement maintains compatible voltage levels, package dimensions, and peripheral availability.