ATSAMD21E17L-MNT

Overview

The ATSAMD21E17L-MNT is a microcontroller based on the ARM Cortex-M0+ core, operating at up to 48 MHz. It integrates 128 KB of Flash memory and 16 KB of SRAM. The device features multiple communication interfaces including USART, SPI, I2C, and USB 2.0 Full-Speed. It includes an Analog-to-Digital Converter with up to 12 channels and a Digital-to-Analog Converter. The unit operates within a voltage range of 1.62 V to 3.63 V and supports various low-power modes for energy efficiency.

Feature Summary

• Integrates an ARM Cortex-M0+ processor core for efficient code execution
• Includes comprehensive peripheral set with USB, UART, SPI, and I2C capabilities
• Features mixed-signal conversion tools with ADC and DAC modules
• Supports flexible clock sources and multiple low-power operational states

Applications

• Portable consumer electronics devices
• Industrial control systems requiring low power consumption
• Human-machine interface panels
• Wireless sensor nodes

Procurement Notes

Verify the specific package type and temperature grade against project requirements. Confirm that the ordering suffix matches the desired tape and reel or tube configuration. Ensure compatibility with existing firmware libraries and debug interfaces before finalizing procurement decisions.

Selection Notes

Select this component when a balance of processing performance and peripheral integration is required. Consider the available GPIO count and memory size relative to application complexity. Evaluate power supply constraints to ensure the operating voltage range aligns with system design specifications.

Part Context

This model belongs to the SAM D21 family of 32-bit ARM Cortex-M0+ microcontrollers. The family emphasizes low power consumption and high performance for embedded applications. Other variants in the series offer different memory sizes and pin counts while maintaining architectural consistency.

Replacement Considerations

Direct substitutes include other SAM D21 series variants with compatible pinouts and memory configurations. Cross-referencing datasheets is necessary to verify peripheral availability and electrical characteristics match the original design requirements.