ATSAML11D14A-MFT

Overview

The ATSAML11D14A-MFT is a 32-bit microcontroller from the Microchip SAM L11 series, featuring an ARM Cortex-M23 core. It integrates 16KB of Flash memory and 8KB of SRAM within a 24-VQFN package. The device operates at a maximum clock frequency of 32MHz with a supply voltage range of 1.62V to 3.63V. It includes five 12-bit ADC channels and one 10-bit DAC. The component supports I2C, LINbus, SPI, and UART/USART interfaces, ensuring compliance with RoHS standards.

Feature Summary

• Integrates hardware cryptographic acceleration for secure data processing
• Features low-power architecture optimized for battery-operated applications
• Includes built-in analog peripherals such as multi-channel ADC and DAC

Applications

• Secure IoT sensor nodes
• Battery-powered wearable devices
• Industrial control systems requiring encryption

Procurement Notes

Verify the specific suffix 'MFT' indicates tape and reel packaging when ordering. Confirm the operating temperature range extends to +125°C for industrial environments. Ensure compatibility with the 24-VQFN footprint during PCB layout. Cross-reference the datasheet for any recent errata or programming requirements before finalizing procurement plans.

Selection Notes

Select this model for designs requiring integrated security features alongside standard connectivity options. The ARM Cortex-M23 core provides efficient code execution for complex algorithms. Consider the 16KB Flash limit for application size constraints. Evaluate the 24-pin package availability against board space limitations compared to larger pin-count variants in the SAM L11 family.

Part Context

This component belongs to the SAM L11 family, designed for ultra-low power and security-focused applications. It shares the Cortex-M23 core with other members like the ATSAML11E14A but differs in package type and memory configuration. The D14A variant specifically offers 16KB Flash, distinguishing it from higher-capacity models while maintaining the same peripheral set and security capabilities.

Replacement Considerations

The ATSAML11D14A-MUT serves as a pin-compatible alternative in a different package format. Verify that the target application can accommodate the VQFN-24 footprint if switching packages. Ensure software compatibility remains intact as the core architecture is identical across these variants.