ATSAMC21G15A-MUT

Overview

The ATSAMC21G15A-MUT is an ARM Cortex-M0+ microcontroller from the Microchip ATSAMC21 family, housed in a 48-pin VQFN package. It operates at a maximum clock frequency of 48 MHz with a 32-bit data bus width. The device features 32 kB of Flash program memory and 4 kB of SRAM data RAM. It includes a 12-bit ADC, a 10-bit DAC, and supports multiple communication interfaces including I2C, SPI, USART, LIN, and PMBus. Operating voltage ranges from 2.7 V to 5.5 V, with an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrates an ARM Cortex-M0+ core for efficient 32-bit processing with low power consumption capabilities.
• Provides advanced analog peripherals including a 12-bit ADC and a 10-bit DAC for signal conditioning.
• Supports versatile serial communication protocols such as SPI, I2C, USART, LIN, and PMBus.
• Designed for automotive applications with AEC-Q100 qualification and robust industrial temperature operation.

Applications

• Automotive body control modules
• Industrial sensor nodes
• Consumer electronics controllers
• Smart home devices

Procurement Notes

Verify the specific suffix 'MUT' corresponds to the 48VQFN package and tape-and-reel shipping format. Confirm that the AEC-Q100 qualification status meets your project's automotive reliability requirements. Ensure the 48 MHz clock speed and 32 kB memory size align with your firmware constraints. Check for any lead time variations due to manufacturing lot availability.

Selection Notes

Select this component when a balance of moderate memory capacity and automotive-grade reliability is required. The 48 MHz performance suits applications needing real-time response without excessive power draw. Consider the 48-pin VQFN footprint for space-constrained PCB designs. Verify interface compatibility with existing system buses before finalizing the design.

Part Context

This part belongs to the ATSAMC21 series, which targets cost-sensitive embedded applications requiring ARM Cortex-M0+ performance. It shares architectural similarities with other SAMC21 variants but differs in memory size and pin count. The G15 designation indicates specific memory configuration within the G-series lineup.

Replacement Considerations

ATSAMC21G15A-AU offers the same electrical specifications in a TQFP-48 package. ATSAMC20G15A-AUT provides similar functionality but lacks AEC-Q100 qualification. Verify pinout compatibility and software library support when substituting.