ATSAMD51G18A-MU-EFP

Overview

The ATSAMD51G18A-MU-EFP is a 32-bit microcontroller based on the ARM Cortex-M4F core, operating at a maximum frequency of 120 MHz. It features 256 KB of Flash memory and 128 KB of SRAM. The device includes a 12-bit ADC with 24 channels and two 12-bit DACs. It supports multiple communication interfaces including USB, I2C, SPI, USART, QSPI, LINbus, IrDA, and MMC/SD. The unit operates within a voltage range of 1.71 V to 3.63 V and functions in temperatures from -40°C to +85°C.

Feature Summary

• Integrated floating-point unit for efficient mathematical processing
• Supports advanced connectivity via USB and high-speed serial interfaces
• Includes multiple analog peripherals for sensor interfacing
• Features DMA controller for efficient data transfer management

Applications

• Industrial control systems requiring precise timing
• Medical devices utilizing analog signal acquisition
• Consumer electronics with USB connectivity requirements
• Smart home automation controllers

Procurement Notes

Verify the specific package marking and date code against official Microchip documentation to ensure authenticity. Confirm that the suffix corresponds to the exact tape and reel configuration required for your assembly line. Check for any recent Product Change Notifications regarding packaging or material composition updates.

Selection Notes

Select this component when a balance of processing power and peripheral count is needed in a compact form factor. Compare pin counts and memory sizes against other SAM D51 variants if interface availability is constrained. Ensure the thermal performance of the chosen package meets the system's dissipation requirements under load.

Part Context

This part belongs to the SAM D51 family, designed for applications demanding high performance and low power consumption. It shares architectural similarities with the SAM E53 series but offers distinct peripheral configurations. The family targets cost-sensitive markets while maintaining robust connectivity options.

Replacement Considerations

ATSAMD51G18A-MUT serves as a direct alternative with identical electrical specifications but utilizes a different surface-mount package type.