ATSAM4N16CA-CFUR

Overview

The ATSAM4N16CA-CFUR is a Microchip Technology microcontroller from the SAM4N series, featuring an ARM Cortex-M4 core. It integrates 1 MB of flash memory and 80 kB of SRAM within a 100-pin TFBGA package. The device operates at a maximum clock frequency of 100 MHz with a 32-bit data bus width. It supports a supply voltage range of 1.62 V to 3.6 V and includes a 10-bit ADC with 17 channels. Standard interfaces include I2C, SPI, and UART.

Feature Summary

• Integrates ARM Cortex-M4 processor for efficient code execution
• Includes 1 MB embedded flash for program storage
• Provides multiple communication peripherals including I2C, SPI, and UART
• Features 17-channel analog-to-digital conversion capability

Applications

• Industrial control systems
• Smart metering applications
• Consumer electronics devices
• Embedded sensor interfaces

Procurement Notes

Verify the suffix CFUR indicates tape and reel packaging configuration distinct from tray variants. Confirm the CA designation aligns with industrial temperature specifications. Ensure compatibility with existing PCB footprints for the 100-TFBGA package. Validate RoHS compliance status through official manufacturer documentation prior to integration.

Selection Notes

Select this component when 100 MHz processing speed and 1 MB flash are required in a compact surface-mount package. Compare against SAM4S series if higher clock speeds or extended temperature ranges are necessary. Consider pin count and peripheral availability relative to system interface requirements. Evaluate power consumption characteristics against battery-operated constraints.

Part Context

This part belongs to the SAM4N family of 32-bit microcontrollers designed for cost-sensitive applications. The series utilizes the ARM Cortex-M4 architecture to balance performance and power efficiency. It targets markets requiring moderate processing capabilities with integrated connectivity options.

Replacement Considerations

Consult official substitution lists for equivalent parts within the SAM4N series. Verify pinout compatibility before replacing with variants such as ATSAM4N16BA. Check for differences in package dimensions and thermal characteristics.