ATSAML11D14A-MU

Overview

The ATSAML11D14A-MU is a 32-bit microcontroller from the Microchip SAM L11 family, 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 frequency of 32MHz with a supply voltage range of 1.62V to 3.63V. Key peripherals include five 12-bit ADC channels, one 10-bit DAC, and standard communication interfaces such as I2C, SPI, and UART.

Feature Summary

• Integrated hardware security features for cryptographic operations
• Low-power architecture optimized for battery-operated applications
• Supports multiple serial communication protocols including LINbus

Applications

• Secure consumer electronics requiring data protection
• Industrial sensor nodes with low power constraints
• Smart home devices utilizing wireless connectivity

Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and tape/reel specifications. Ensure compatibility with required operating temperatures and voltage levels. Cross-reference part numbers with manufacturer documentation to avoid substitution errors during procurement.

Selection Notes

Select this component for designs prioritizing security and moderate processing power. Compare RAM and flash capacities against application requirements. Evaluate peripheral availability, particularly ADC channels and communication interfaces, to ensure sufficient resources for system integration.

Part Context

This MCU belongs to the SAM L11 series, designed for secure, low-power applications. It utilizes the ARM Cortex-M23 processor, offering enhanced security features compared to previous generations. The series targets markets requiring robust data protection in compact form factors.

Replacement Considerations

Consult official Microchip documentation for verified substitutes. Check pin-to-pin compatibility and software library support before transitioning to alternative part numbers within the SAM family.