ATSAML11D14A-MF

Overview

The ATSAML11D14A-MF is a 32-bit microcontroller from the SAM L11 family, featuring an ARM Cortex-M23 core operating at 32MHz. It integrates 16KB of flash memory and 8KB of SRAM within a 24-VQFN package. The device supports a supply voltage range of 1.62V to 3.63V and operates between -40°C and 85°C. Key peripherals include five 12-bit ADC channels, one 10-bit DAC, and standard communication interfaces such as I2C, SPI, UART/USART, and LINbus.

Feature Summary

• Integrates hardware security features including True Random Number Generator (TRNG) and Advanced Encryption Standard (AES) engine for secure data processing.

Applications

• Secure consumer electronics requiring cryptographic protection
• Industrial control systems with low power requirements
• Smart home devices utilizing wireless connectivity modules

Procurement Notes

Verify the specific suffix 'MF' against official Microchip documentation to confirm package type and tape/reel specifications, as datasheets may primarily reference the 'MUT' variant. Ensure compatibility with your PCB footprint design for the VQFN-24 package. Confirm availability through authorized distributors given potential supply chain variations.

Selection Notes

Select this component when a balance of moderate code storage and enhanced security features is required for battery-operated applications. The Cortex-M23 core provides efficient execution for complex algorithms while maintaining low power consumption. Consider the 17 available I/O pins for peripheral integration needs.

Part Context

This MCU belongs to the SAM L11 series, designed for ultra-low power applications with integrated security. It complements the SAM L10 series by offering higher performance and additional security peripherals suitable for IoT endpoints.

Replacement Considerations

Check for ATSAML11D14A-MUT as a potential alternative if packaging differences are acceptable. Verify pinout compatibility and software library support before substitution.