ATSAMD20E16B-ANT

Overview

The ATSAMD20E16B-ANT 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 USART, SPI, I2C, and USB 2.0 Full-Speed. It includes an internal oscillator with calibration options and supports various low-power modes. The component operates within a voltage range of 1.6 V to 3.6 V and is available in a 20-pin QFN package.

Feature Summary

• Integrates an ARM Cortex-M0+ processor core for efficient code execution
• Includes built-in USB 2.0 Full-Speed controller functionality
• Supports multiple peripheral interfaces such as SPI, I2C, and USART
• Features internal oscillators with factory calibration for reliability

Applications

• USB-enabled consumer electronics devices
• Simple data logging applications
• Low-cost sensor interface modules
• Basic human-machine interface controllers

Procurement Notes

Verify the specific suffix 'ANT' against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with required voltage levels and clock configurations before integration. Cross-reference the full part number with authorized distributors to avoid counterfeit components. Confirm that the selected variant meets all regulatory requirements for the target market.

Selection Notes

Choose this model when a cost-effective solution with integrated USB connectivity is required. It is suitable for applications needing moderate processing power with minimal external components. Consider the limited memory size for complex software implementations. Evaluate power consumption requirements against the available low-power modes offered by the Cortex-M0+ architecture.

Part Context

This component belongs to the SAM D20 family of microcontrollers designed for small-scale embedded systems. The family emphasizes low power consumption and ease of use for developers familiar with ARM architectures. It serves as an entry-level option for projects requiring USB connectivity without external transceivers. The series supports rapid prototyping through compatible development tools and libraries.

Replacement Considerations

• ATSAMD20E15B-ANT
• ATSAMD20J18A-AU

FAQ

What is the maximum operating frequency of the ATSAMD20E16B-ANT?

The microcontroller can operate at a maximum frequency of 48 MHz.

Does this device include an internal USB controller?

Yes, it integrates a USB 2.0 Full-Speed controller, eliminating the need for an external PHY.

What type of processor core does this MCU use?

It utilizes the 32-bit ARM Cortex-M0+ processor core.