ATSAM4N16CA-CFU

Overview

The ATSAM4N16CA-CFU is a 32-bit microcontroller based on the ARM Cortex-M4 core, operating at a maximum clock frequency of 100 MHz. It integrates 1 MB of embedded Flash memory and 80 kB of SRAM. The device features a 10-bit ADC with 17 channels and includes an internal oscillator. It supports standard communication interfaces including I2C, SPI, and UART/USART. The unit operates within a temperature range of -40°C to +85°C and utilizes a TFBGA-100 package.

Feature Summary

• Integrates ARM Cortex-M4 processor with DSP instruction set support
• Includes embedded voltage regulator for single supply operation
• Features system protection via Power-on-Reset and Brown-out Detector

Applications

• Industrial control systems
• Consumer electronics devices
• Communication equipment modules

Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm package type and temperature grade. Ensure compatibility with existing board layouts and thermal management requirements. Confirm RoHS compliance status through current manufacturer declarations before finalizing procurement decisions.

Selection Notes

Select this component for applications requiring moderate processing power with integrated analog capabilities. Compare RAM and Flash sizes against alternative SAM4 series variants to ensure sufficient memory headroom. Evaluate pin count and interface availability relative to system connectivity needs.

Part Context

This part belongs to the SAM4N series of microcontrollers designed for cost-sensitive applications. The series provides a balance of performance and power efficiency using the ARM Cortex-M4 architecture. It serves as a scalable solution for embedded systems requiring reliable real-time control capabilities.

FAQ

Does the ATSAM4N16CA-CFU include a hardware floating-point unit?

Yes, the ARM Cortex-M4 core in this device includes a single-precision hardware floating-point unit.

What is the maximum operating speed of this microcontroller?

The device operates at a maximum clock frequency of 100 MHz.