ATSAMD20J16A-AN

Overview

The ATSAMD20J16A-AN 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 multiple communication interfaces including USB, SPI, I2C, UART, and TWI. It supports various low-power modes and includes an internal oscillator with calibration capabilities.

Feature Summary

• ARM Cortex-M0+ processor core for efficient code execution
• Integrated USB 2.0 full-speed controller
• Multiple peripheral interfaces for system connectivity
• Low-power operation with flexible clock sources

Applications

• USB-enabled consumer devices
• Simple industrial control systems
• Battery-powered applications requiring low power consumption
• General-purpose embedded control tasks

Procurement Notes

Verify the specific package type and temperature grade corresponding to the suffix 'AN'. Confirm that the selected variant meets the required operating conditions for your application. Ensure compatibility with existing design tools and programming interfaces before procurement.

Selection Notes

Choose this component when a cost-effective ARM Cortex-M0+ solution with integrated USB is required. Consider the limited Flash and SRAM sizes relative to application complexity. Evaluate pin count and peripheral availability against system interface requirements.

Part Context

This part belongs to the SAM D20 family of microcontrollers designed for small-form-factor applications. It shares architectural similarities with other members of the series but offers specific memory and package configurations tailored for compact designs.

Replacement Considerations

Check for direct pin-to-pin replacements within the SAM D20 family or compatible SAM D21 variants if additional performance is needed. Verify software compatibility and peripheral mapping differences between potential substitutes.