ATSAME51G19A-MF

Overview

The ATSAME51G19A-MF is an ARM Cortex-M4F microcontroller from the ATSAME51 series, manufactured by Microchip Technology. It features a maximum clock frequency of 120 MHz and includes 512 kB of Flash program memory with 192 kB of SRAM data RAM. The device provides 51 I/O pins and supports a supply voltage range from 1.71 V to 3.6 V. It incorporates 12-bit ADC and DAC resolutions with 24 ADC channels. The component operates within a temperature range of -40°C to +85°C and is housed in a TQFP-100 package.

Feature Summary

• Integrated ARM Cortex-M4F core with floating-point unit for efficient signal processing
• Supports multiple communication interfaces including CAN, LIN, I2C, SPI, and USART
• Includes high-resolution analog peripherals with 12-bit ADC and DAC capabilities
• Certified to AEC-Q100 standards for automotive reliability requirements

Applications

• Automotive body control modules
• Industrial motor control systems
• Smart energy metering devices
• Consumer electronics requiring robust connectivity

Procurement Notes

Verify the specific suffix MF corresponds to the TQFP-100 package configuration before ordering. Confirm that the AEC-Q100 qualification aligns with your target application's environmental stress requirements. Ensure compatibility with existing design tools and reference designs provided by the manufacturer for this specific part number variant.

Selection Notes

Select this component when a balance of processing power and peripheral richness is required for embedded applications. The inclusion of CAN and LIN interfaces makes it suitable for networked systems. Consider the 120 MHz speed and ample memory for complex algorithm execution. Verify pin count adequacy for the specific interface requirements of the target system design.

Part Context

This microcontroller belongs to the ATSAME51 family, designed for high-performance applications. It shares architectural similarities with other members like the ATSAME51J19A but differs in package and pinout. The family emphasizes low power consumption alongside high processing throughput, targeting markets such as automotive and industrial automation where reliability is paramount.

Replacement Considerations

Consult official cross-reference guides for direct substitutes. Equivalent parts may include other variants within the ATSAME51 series or comparable ARM Cortex-M4F MCUs from other manufacturers, provided pinouts and electrical specifications match exactly.