ATSAMD51J20A-MUT

Overview

The ATSAMD51J20A-MUT is a 32-bit ARM Cortex-M4F microcontroller from the Microchip SAM D51 family, housed in a 64-pin QFN package. It operates at a maximum clock frequency of 120 MHz and includes 1 MB of Flash memory and 256 kB of SRAM. The device features a 12-bit ADC with 24 channels and supports an operating voltage range of 1.71 V to 3.63 V across an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrated floating-point unit (FPU) for efficient mathematical processing within the ARM Cortex-M4F core.
• Supports USB Full-Speed connectivity alongside multiple communication interfaces including SPI, I2C, USART, and QSPI.
• Includes high-resolution analog peripherals such as a 12-bit ADC with 24 channels and dual 12-bit DACs.

Applications

• Industrial control systems requiring robust data acquisition and processing.
• Consumer devices utilizing USB connectivity for configuration or data transfer.
• Battery-powered applications benefiting from low-power operational modes.

Procurement Notes

Verify the specific suffix 'MUT' confirms the 64-QFN package and tape-and-reel orientation. Confirm AEC-Q100 qualification status if automotive compliance is required. Ensure design-in documentation matches the extended flash performance variant specifications.

Selection Notes

Select this component when 1 MB of program storage and 256 kB of RAM are necessary for complex firmware. The QFN-64 package offers a compact footprint suitable for space-constrained designs. Verify interface requirements against available pins for USB, SPI, and I2C implementations.

Part Context

This part belongs to the SAM D51 series, designed for high-performance embedded applications. It shares architectural similarities with other SAM D51 variants but is distinguished by its 1 MB Flash capacity and QFN packaging. The series targets cost-sensitive markets requiring ARM Cortex-M4 capabilities.

FAQ

Does the ATSAMD51J20A-MUT include a floating-point unit?

Yes, it integrates an FPU as part of the ARM Cortex-M4F processor core.

What is the maximum operating voltage for this microcontroller?

The maximum supply voltage is specified as 3.63 V.