ATSAMC21J17A-ANT

Overview

The ATSAMC21J17A-ANT is an ARM Cortex-M0+ microcontroller from the Microchip ATSAMC21 series, housed in a 64-TQFP package. It features 32-bit data bus width, 128 kB of program memory (Flash), and 16 kB of SRAM data RAM. The device supports a maximum clock frequency of 48 MHz and operates within a supply voltage range of 2.7 V to 5.5 V. It includes 52 I/O lines, two 12-bit ADCs with 20 channels, and one 10-bit DAC. The component is qualified under AEC-Q100 standards and functions reliably across a temperature range of -40°C to +105°C.

Feature Summary

• Equipped with CAN FD communication capabilities for robust industrial networking.
• Integrates Peripheral Touch Control (PTC) for advanced user interface development.
• Includes SERCOM modules providing flexible serial communication options.
• Features advanced analog peripherals suitable for noisy environments.

Applications

• Industrial control systems requiring high noise immunity
• Automotive applications meeting AEC-Q100 qualification standards
• Motor control implementations utilizing advanced analog peripherals
• User interface designs leveraging Peripheral Touch Control technology

Procurement Notes

Verify the specific suffix 'ANT' corresponds to the Tape and Reel packaging configuration as indicated by distributor listings. Confirm that the AEC-Q100 automotive qualification status aligns with your project's reliability requirements. Ensure the 64-TQFP footprint matches your PCB design constraints. Cross-reference the datasheet revision date to confirm compatibility with current errata documents before finalizing procurement orders.

Selection Notes

Select this component when a 5V-tolerant ARM Cortex-M0+ MCU is required for automotive or industrial sectors. The ATSAMC21J17A-ANT is appropriate for designs needing CAN FD connectivity and touch sensing capabilities. Consider its 128 kB Flash and 16 kB RAM limits against application code size. Evaluate the 48 MHz processing speed against real-time performance needs. Verify that the 52 available I/O pins suffice for the system's peripheral count.

Part Context

This part belongs to the Microchip ATSAMC21 family, which targets industrial and commercial applications in electrically noisy environments. The series is characterized by 5V support, CAN FD integration, and Peripheral Touch Control features. It serves as a robust solution for motor control and user interface development, distinguishing itself from standard consumer-grade MCUs through its extended temperature range and automotive qualification.

Replacement Considerations

ATSAMC21J17A-AUT: Identical core specifications but packaged in Cut Tape instead of Reel.

FAQ

Does the ATSAMC21J17A-ANT support CAN FD?

Yes, the ATSAMC21J17A-ANT integrates CAN FD (Controller Area Network Flexible Data-Rate) communication peripherals.

What is the operating temperature range for this component?

The component is rated for an operating temperature range from -40°C to +105°C.

Is this microcontroller qualified for automotive use?

Yes, the ATSAMC21J17A-ANT holds AEC-Q100 qualification.