ATSAMD20E16B-AU

Overview

The ATSAMD20E16B-AU is a microcontroller based on the ARM Cortex-M0+ core, operating at up to 48 MHz. It integrates 16 KB of Flash memory and 2 KB of SRAM. The device features a comprehensive set of peripherals including multiple USARTs, SPI interfaces, I2C ports, and analog-to-digital converters. It supports various low-power modes to optimize energy consumption for battery-operated applications.

Feature Summary

• ARM Cortex-M0+ processor core providing efficient code execution
• Integrated Flash and SRAM for program storage and data handling
• Multiple communication interfaces including USART, SPI, and I2C
• Analog peripheral support with ADC capabilities

Applications

• Low-power consumer electronics
• Industrial control systems
• Smart home devices
• Wearable technology

Procurement Notes

Verify the specific suffix 'AU' indicates the RoHS-compliant lead-free package variant. Confirm the operating temperature range matches the application requirements. Ensure the voltage supply aligns with the system design specifications before procurement.

Selection Notes

Select this component when an ARM Cortex-M0+ solution with moderate memory capacity is required. Consider the available peripheral count against interface needs. Evaluate power consumption profiles across different operational modes to ensure compliance with energy efficiency targets.

Part Context

This model belongs to the SAM D20 family, designed for cost-sensitive embedded applications. It shares architectural similarities with other SAM D series devices but offers specific memory and peripheral configurations tailored for entry-level microcontroller tasks in compact form factors.

Replacement Considerations

Check for direct pin-compatible alternatives within the same SAM D20 family. Verify functional equivalence regarding peripheral availability and memory size. Consult official documentation for any subtle differences in electrical characteristics or software compatibility.