ATSAME51G19A-MU-EFP

Overview

The ATSAME51G19A-MU-EFP is a Microchip Technology ARM Cortex-M4F microcontroller in the SAM E51 series. It features a 32-bit architecture with a maximum clock frequency of 120 MHz. The device includes 512 kB of program memory and 192 kB of data RAM. It provides 51 I/O lines and supports multiple communication interfaces including USB, SPI, I2C, USART, CAN, LIN, QSPI, and I2S. Analog capabilities include 24-channel 12-bit ADCs and two 12-bit DACs. Operating voltage ranges from 1.71 V to 3.63 V within an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrated floating-point unit (FPU) for efficient mathematical processing
• Supports advanced security features including secure boot and cryptographic accelerators
• Features low-power modes optimized for battery-operated applications
• Includes high-speed analog peripherals such as comparators and touch sensing

Applications

• Industrial automation controllers
• Smart home IoT devices
• Medical instrumentation
• Automotive body electronics

Procurement Notes

Verify the specific suffix 'MU-EFP' against official Microchip documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with required operating temperatures and voltage levels. Cross-reference RoHS compliance status directly with manufacturer datasheets prior to procurement.

Selection Notes

Select this component when 512 kB flash and 192 kB RAM are required alongside USB connectivity. The TFBGA-64 package suits space-constrained designs. Verify that the 120 MHz performance meets real-time processing needs. Consider power consumption profiles if battery operation is critical.

Part Context

This part belongs to the SAM E51 family, designed for cost-sensitive applications requiring robust peripheral sets. It shares architectural similarities with the ATSAMD51 series but offers distinct memory configurations. The device targets markets needing reliable MCU performance with integrated connectivity options.

Replacement Considerations

ATSAME51J19A-MU-EFP: Offers identical core and peripherals but with different pinout or package variations; verify electrical compatibility.