ATSAMC20J16A-AUT

Overview

The ATSAMC20J16A-AUT is a 32-bit microcontroller based on the ARM Cortex-M0+ core, operating at a maximum frequency of 48 MHz. It features 64 kB of Flash memory and 8 kB of SRAM. The device is housed in a 64-TQFP package with an extended industrial temperature range of -40°C to +85°C. It supports AEC-Q100 automotive qualification and includes a 12-bit ADC with 12 channels.

Feature Summary

• Automotive-grade reliability certified under AEC-Q100 standards for robust performance in vehicle environments.
• Integrated peripheral interface controllers supporting LIN bus communication protocols alongside standard serial interfaces.
• Low-power architecture designed for efficient energy management in battery-operated embedded systems.

Applications

• Automotive body electronics and control modules
• LIN bus network nodes in vehicle communication systems
• Industrial sensor interfaces requiring high noise immunity

Procurement Notes

Verify the specific suffix AUT confirms the automotive grade and temperature rating during sourcing. Ensure compatibility with the 64-TQFP footprint and pinout requirements. Confirm RoHS compliance status matches project specifications. Validate that the supplier provides official Microchip documentation for traceability.

Selection Notes

Select this component when automotive certification is mandatory for the application. Compare against the ATSAMC20G series if fewer I/O pins are acceptable. Consider the ATSAMC20J18A variant if larger memory capacity is required. Evaluate power consumption profiles against other Cortex-M0+ devices in the SAM C20 family.

Part Context

This part belongs to the Microchip SAM C20 family, which targets cost-sensitive automotive and industrial applications. The J-series designation indicates a specific pin count and peripheral set within the lineup. It complements the SAM D20 series by offering enhanced automotive qualification while maintaining software compatibility.

Replacement Considerations

ATSAMC20J16A-MUT (VQFN-64 package)

FAQ

What is the maximum operating voltage for this microcontroller?

The device operates within a supply voltage range of 2.7 V to 5.5 V.

Does this MCU support LIN bus communication?

Yes, the ATSAMC20J16A-AUT includes hardware support for LIN bus protocol communication.

What is the resolution of the integrated analog-to-digital converter?

The microcontroller features a 12-bit ADC with up to 12 input channels.