ATSAM4N16BA-AUR

Overview

The ATSAM4N16BA-AUR is a 32-bit microcontroller from the SAM4N series, manufactured by Microchip Technology. It integrates an ARM Cortex-M4 core operating at up to 100MHz with 1MB of in-system programmable flash memory and 80KB of SRAM. The device features a 100-pin LQFP package and supports supply voltages between 1.62V and 3.6V. Connectivity options include I2C, SPI, UART/USART, and IrDA interfaces. It incorporates multiple analog peripherals, including seventeen 10-bit ADC channels and one 10-bit DAC.

Feature Summary

• Integrates an ARM Cortex-M4 processor core for high-performance signal processing capabilities.
• Includes extensive analog conversion resources with multiple ADC channels and a dedicated DAC.
• Supports flexible communication protocols through integrated serial interface controllers.
• Features internal oscillator sources for simplified system clock configuration.

Applications

• Industrial control systems requiring robust data acquisition
• Consumer electronics utilizing serial communication interfaces
• Embedded applications needing moderate flash storage capacity

Procurement Notes

Verify the specific suffix 'AUR' against official datasheets to confirm tape-and-reel packaging status, as standard suffixes may indicate tray packaging. Ensure the temperature range matches application requirements. Cross-reference the manufacturer part number with current product availability notices to confirm active status and assembly location changes.

Selection Notes

Select this component when a balance of processing power and peripheral count is required within a compact footprint. The SAM4N series offers lower pin counts compared to the SAM4S family while maintaining similar core performance. Evaluate the available GPIO count against interface requirements before finalizing the design.

Part Context

This device belongs to the SAM4N family, which targets cost-sensitive embedded applications. It shares architectural similarities with other SAM4 variants but distinguishes itself through optimized pin counts and peripheral sets suitable for smaller form factors. The series emphasizes low power consumption alongside sufficient processing throughput for general-purpose control tasks.

FAQ

What is the maximum operating frequency of the ATSAM4N16BA-AUR?

The microcontroller operates at a maximum frequency of 100MHz.

Does this part include a hardware USB controller?

No, the ATSAM4N16BA-AUR does not include a USB interface; it relies on I2C, SPI, and UART for connectivity.