ATSAMD20G17A-AUT

Overview

The ATSAMD20G17A-AUT is a 32-bit microcontroller based on the ARM Cortex-M0+ core, operating at a maximum frequency of 48 MHz. It features 128 KB of in-system programmable Flash memory and 16 KB of SRAM. The device includes a 12-bit ADC with 14 channels and a 10-bit DAC. Connectivity options comprise multiple SERCOM modules supporting I2C, SPI, and UART protocols. It operates within a voltage range of 1.62 V to 3.6 V and functions across an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrates a high-performance 32-bit ARM Cortex-M0+ processor for efficient code execution.
• Provides extensive analog capabilities including a 12-bit ADC and a 10-bit DAC.
• Offers versatile serial communication through multiple Serial Communication (SERCOM) interfaces.
• Supports low-power operation suitable for battery-powered embedded applications.

Applications

• Industrial control systems requiring robust peripheral integration
• Consumer electronics utilizing low-power ARM-based processing
• Sensor interface nodes employing ADC and DAC functionalities
• General-purpose embedded controllers using serial communication protocols

Procurement Notes

Verify the specific suffix 'AUT' corresponds to the Tape and Reel packaging format and the extended temperature grade when sourcing. Confirm that the component matches the SAM D20G family specifications regarding voltage ranges and pinout compatibility. Ensure that any ordering information aligns with the manufacturer's current datasheet revisions to avoid discrepancies in electrical characteristics or package dimensions.

Selection Notes

Select this component for designs requiring a balance of processing power and peripheral density within a compact footprint. It is appropriate for applications needing multiple serial interfaces and analog conversion without the complexity of higher-end cores. Consider the 48 MHz clock speed and available memory for software architecture planning. Evaluate the package constraints against the PCB layout requirements for the 48-pin TQFP form factor.

Part Context

This part belongs to the Microchip SAM D20G series, which targets cost-sensitive and space-constrained applications. The series utilizes the Cortex-M0+ architecture to deliver performance while maintaining low power consumption. The G-series variants typically offer a specific set of peripherals optimized for general-purpose use cases compared to other sub-families.

Replacement Considerations

The ATSAMD20G17A-AN serves as a pin-compatible alternative in the QFN package. Designers may also consider the ATSAMD20G17A-AU for similar specifications in a TQFP package. Verify functional equivalence regarding peripheral availability and memory size before substituting.