ATSAML11D16A-YU

Overview

The ATSAML11D16A-YU is a 32-bit microcontroller from the Microchip SAM L11 series, featuring an ARM Cortex-M23 core. It operates at a maximum frequency of 32MHz and includes 64KB of Flash memory and 16KB of SRAM. The device supports a supply voltage range of 1.62V to 3.63V and offers five 12-bit ADC channels alongside one 10-bit DAC. Connectivity options include I2C, LINbus, SPI, and UART/USART interfaces. It is housed in a 24-SSOP package with an operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates hardware security features for secure boot and cryptographic operations
• Supports low-power operation modes including sleep and standby
• Includes analog peripherals such as comparators and touch sensing capabilities

Applications

• Secure consumer electronics requiring code protection
• IoT sensor nodes with limited power budgets
• Industrial control systems utilizing LINbus communication

Procurement Notes

Verify the specific suffix 'YU' corresponds to the 24-SSOP package and 85°C temperature grade when sourcing. Confirm RoHS compliance status matches current manufacturing standards. Ensure ESD handling procedures are followed due to moisture sensitivity level classification. Cross-reference the full part number against official distributor catalogs to avoid packaging format discrepancies.

Selection Notes

Select this component for designs requiring integrated hardware security within a compact SSOP footprint. The Cortex-M23 architecture provides efficient code density suitable for resource-constrained applications. Evaluate peripheral availability against interface requirements before finalizing the design. Consider thermal management constraints associated with the specified operating temperature range.

Part Context

This model belongs to the SAM L11 family, which targets ultra-low power applications with enhanced security features. The series differentiates itself by combining Arm Cortex-M23 processing with dedicated cryptographic engines. It serves as a bridge between high-performance MCUs and basic 8-bit controllers, offering advanced connectivity in small packages.

Replacement Considerations

ATSAML11D16A-MUT (QFN package)

FAQ

What is the maximum clock speed of the ATSAML11D16A-YU?

The microcontroller operates at a maximum frequency of 32MHz.

Does this device support hardware encryption?

Yes, it includes hardware security features for secure boot and cryptographic operations.