ATSAMC21G16A-MNTS2

Overview

The ATSAMC21G16A-MNTS2 is a 32-bit ARM Cortex-M0+ microcontroller featuring 64 kB of Flash memory and 8 kB of SRAM. It operates at a maximum clock frequency of 48 MHz with a 32-bit data bus width. The device supports a supply voltage range from 2.7 V to 5.5 V and includes a 12-bit ADC with 14 channels, alongside a 10-bit DAC. It provides 38 general-purpose I/Os and integrates interfaces such as CAN-FD, LIN, I2C, SPI, and USART. The component is housed in a VQFN-48 package, rated for operation between -40°C and +105°C, and holds AEC-Q100 qualification.

Feature Summary

• Supports CAN-FD communication protocols for robust network connectivity
• Integrates advanced analog peripherals including high-accuracy RC oscillators
• Features programmable touch capability via the Peripheral Touch Controller
• Complies with automotive reliability standards through AEC-Q100 certification

Applications

• Automotive body electronics and control modules
• Industrial sensor nodes requiring CAN-FD connectivity
• Consumer devices utilizing touch interface capabilities
• General-purpose embedded control systems operating in extended temperature ranges

Procurement Notes

Verify the specific suffix 'S2' against official Microchip documentation to confirm tape and reel packaging specifications and quantity per reel. Ensure the ordering part number matches the exact temperature grade and package variant required for your design. Cross-reference the datasheet revision history for any recent updates regarding pin compatibility or electrical characteristics before finalizing procurement.

Selection Notes

Select this component when a 5V-tolerant ARM Cortex-M0+ MCU with integrated CAN-FD is required. It is suitable for designs needing moderate code storage with limited RAM constraints. Consider the VQFN-48 footprint for space-sensitive applications. Evaluate the 14-channel ADC resolution if analog signal acquisition is critical. Confirm that the 48 MHz processing speed meets the real-time execution requirements of the target application.

Part Context

This model belongs to the ATSAMC21 series, which targets low-power and cost-sensitive applications. The series utilizes the ARM Cortex-M0+ core optimized for efficiency. The ATSAMC21G16A-MNTS2 specifically denotes the 64 kB Flash variant in a VQFN-48 package. It shares architectural similarities with other C21 members but differs in memory size and I/O count.

Replacement Considerations

Consult the official Microchip product selection guide for direct substitutes within the ATSAMC21 family. Verify pin-to-pin compatibility and memory equivalence when considering alternatives like the ATSAMC21G16A-MNT.