ATSAML22G16A-MUT

Overview

The ATSAML22G16A-MUT is a 32-bit microcontroller based on the ARM Cortex-M0+ core, operating at a maximum frequency of 32MHz. It features 64KB of flash memory and 8KB of RAM within a 48-QFN (7x7) package. The device supports a supply voltage range of 1.62V to 3.63V and includes ten 12-bit ADC channels. Connectivity options include I2C, SPI, UART/USART, and USB interfaces, with 36 available I/O pins.

Feature Summary

• Integrates an ARM Cortex-M0+ processor for efficient code execution in low-power applications.
• Includes built-in USB interface capabilities for communication and programming.
• Features multiple peripheral sets including DMA, LCD controller, and various timers.

Applications

• USB-enabled consumer electronics
• Low-power wearable devices
• Industrial control systems requiring small form factors

Procurement Notes

Verify the specific suffix against official Microchip documentation to ensure correct package type and temperature rating. Confirm that the ordering information matches the required tape-and-reel specifications for automated assembly processes. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before finalizing procurement orders.

Selection Notes

Select this component when a compact 48-pin solution with integrated USB functionality is required. It is suitable for designs needing moderate program storage with limited pin count constraints. Consider the internal oscillator accuracy and power consumption characteristics relative to the target application's performance requirements and environmental conditions.

Part Context

This unit belongs to the SAM L22G series of microcontrollers from Microchip Technology. The series targets ultra-low power applications while maintaining processing capability. The G-series variant specifically offers a balance of memory size and connectivity features within a small footprint, distinguishing it from other pin-count variants in the broader SAM L22 family.

Replacement Considerations

Consult official substitution guides for compatible parts within the SAM L22 family. Verify pin compatibility and memory sizes when considering alternatives like the ATSAML22J16A-MUT or ATSAML22G18A-MUT. Ensure functional equivalence regarding USB support and peripheral availability before implementing any cross-model replacements.