ATSAMD51G19A-MUT

Overview

The ATSAMD51G19A-MUT is a 32-bit microcontroller from the Microchip SAM D51 family, built on an ARM Cortex-M4F core with a floating-point unit. It features 512 KB of in-system programmable Flash memory and 192 KB of SRAM. The device operates at a maximum clock frequency of 120 MHz and supports a supply voltage range of 1.71 V to 3.63 V. It includes a 12-bit ADC with 24 channels and two 12-bit DACs. Connectivity options include USB, SPI, I2C, USART, CAN, and QSPI interfaces. The component is housed in a 64-lead QFN package and is rated for an operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates an ARM Cortex-M4F processor core with hardware floating-point support for efficient signal processing.
• Provides extensive analog capabilities through multiple high-resolution ADC channels and dedicated digital-to-analog converters.
• Supports diverse communication protocols including USB Full-Speed, CAN bus, and standard serial interfaces.
• Features flexible memory architecture with large Flash and SRAM capacities for complex application execution.

Applications

• Industrial control systems requiring robust connectivity and processing power
• Medical devices utilizing precise analog signal acquisition and conversion
• Consumer electronics incorporating user interface controls and data logging
• Automotive applications compliant with AEC-Q100 qualification standards

Procurement Notes

Verify the specific suffix 'MUT' corresponds to the QFN-64 package and industrial temperature grade during sourcing. Confirm RoHS compliance status and REACH registration details against current manufacturer declarations. Ensure that any replacement components maintain identical pinout compatibility and electrical specifications to avoid redesign requirements.

Selection Notes

Select this component when a balance of moderate I/O count and high-performance processing is required within a compact footprint. The inclusion of CAN and USB interfaces makes it suitable for networked applications. Consider the 120 MHz speed and FPU for algorithms requiring real-time mathematical operations. Evaluate the 64-pin constraint against total peripheral usage needs before finalizing the design.

Part Context

This part belongs to the SAM D51 series, which targets cost-sensitive applications needing ARM Cortex-M4 performance. It shares architectural similarities with the ATSAME51 series but typically offers reduced pin counts or peripheral sets. The series emphasizes low power consumption while maintaining high throughput for embedded control tasks.

Replacement Considerations

ATSAMD51G19A-AU

FAQ

What is the maximum operating frequency of the ATSAMD51G19A-MUT?

The microcontroller supports a maximum system clock frequency of 120 MHz.

Does this component support automotive applications?

Yes, the ATSAMD51G19A-MUT is qualified according to the AEC-Q100 standard for automotive use.

How many analog input channels are available?

The device provides 24 channels for the 12-bit Analog-to-Digital Converter (ADC).