ATSAMV70J20B-AAB

Overview

The ATSAMV70J20B-AAB is a 32-bit microcontroller from the SAM V70 family, featuring an ARM Cortex-M7 core operating at a maximum clock frequency of 300 MHz. It integrates 1 MB of Flash memory and 384 kB of SRAM within a 144-pin LQFP package. The device supports a supply voltage range of 1.2 V to 1.32 V for the core and 3.3 V for I/O peripherals. Key interfaces include SPI, UART, USART, USB, and SDIO. It includes a 12-bit ADC with 24 channels and a 12-bit DAC.

Feature Summary

• Integrates an ARM Cortex-M7 processor core for high-performance computing tasks.
• Includes built-in Ethernet AVB capabilities for time-sensitive networking applications.
• Features extensive connectivity options including multiple serial communication interfaces and USB support.

Applications

• Industrial automation controllers requiring deterministic network performance
• Automotive infotainment systems utilizing Audio Video Bridging protocols
• High-end human-machine interface (HMI) displays

Procurement Notes

Verify the specific suffix AAB against the official Microchip datasheet to confirm pinout and package dimensions. Ensure compatibility with the required 3.3 V I/O voltage levels and 1.2 V core supply requirements during board design. Confirm that the selected development tools support the SAM V70 architecture for firmware deployment.

Selection Notes

Select this component when high processing speed combined with Ethernet AVB support is required. Compare against the SAM S70 series if Ethernet functionality is not needed but similar memory configurations are desired. Evaluate the 144-pin LQFP package constraints against available PCB space and thermal management requirements for the target application environment.

Part Context

This part belongs to the SAM V70 family, which is optimized for applications demanding high performance and advanced connectivity. The family shares common peripheral sets and software libraries, facilitating migration between different pin counts and memory sizes within the same product line while maintaining architectural consistency.

Replacement Considerations

Consult the official Microchip SAM V70/V71 Family Errata and Datasheet for verified cross-references. Potential alternatives within the same family may include variants with different memory sizes or package types, provided they maintain compatible pinouts and electrical specifications.