ATSAME51G19A-MUT

Overview

The ATSAME51G19A-MUT is a Microchip Technology ARM microcontroller within the ATSAME51 series, featuring an ARM Cortex-M4F core with a floating-point unit. It operates at a maximum clock frequency of 120 MHz and includes 512 kB of Flash program memory and 192 kB of SRAM data RAM. The device provides 51 general-purpose I/Os and supports a supply voltage range from 1.71 V to 3.6 V. It integrates 24-channel 12-bit ADCs and 12-bit DACs. Connectivity interfaces include CAN, LIN, I2C, SPI, and USART. The component is housed in a QFN-64 package and is qualified to AEC-Q100 standards for automotive applications.

Feature Summary

• Integrated ARM Cortex-M4F processor with hardware floating-point support for efficient signal processing.
• Automotive-grade qualification compliant with AEC-Q100 reliability standards.
• Comprehensive peripheral set including multiple communication interfaces and high-resolution analog converters.

Applications

• Automotive infotainment systems
• Body control modules
• Industrial motor control

Procurement Notes

Verify the specific suffix 'MUT' against official Microchip documentation to confirm the exact package type and temperature grade. Ensure compatibility with existing PCB footprints for the QFN-64 configuration. Check for any recent product change notifications regarding pinout or electrical characteristics before finalizing procurement.

Selection Notes

Select this component when automotive reliability is required alongside high-performance computing capabilities. The combination of 512 kB Flash and 192 kB RAM suits complex application logic. Verify that the system power supply remains within the 1.71 V to 3.6 V operating range to ensure stable performance.

Part Context

This part belongs to the ATSAME51 family, designed for high-performance embedded applications. It shares architectural similarities with other members like the ATSAME51J19A but differs in package and specific pin configurations. The G-series designation typically indicates a specific pin count or package variant within the broader E51 ecosystem.

Replacement Considerations

Direct substitutes may include other ATSAME51 variants with identical memory sizes and compatible packages, such as the ATSAME51J19A if package differences are accommodated. Always verify pin-to-pin compatibility and electrical specifications before substitution.