ATSAMV70N20B-AABT

Overview

The ATSAMV70N20B-AABT is a 32-bit microcontroller from the SAM V70 series, featuring an ARM Cortex-M7 core operating at 300 MHz. It integrates 1 MB of Flash memory and 384 KB of SRAM. The device supports a supply voltage range of 1.62 V to 3.6 V for the core and includes multiple communication interfaces such as Ethernet, USB, CAN, SPI, I2C, and UART. It operates within an industrial temperature range of -40°C to +105°C and is housed in a 144-pin LQFP package.

Feature Summary

• Integrates an ARM Cortex-M7 processor with single-precision FPU and DSP instructions for high-performance computing.
• Includes an integrated Ethernet MAC with AVB support for deterministic audio/video streaming applications.
• Features a comprehensive set of peripherals including multiple USARTs, SPI controllers, and I2S interfaces.
• Provides robust connectivity options with dual USB OTG controllers and CAN-FD interface support.

Applications

• Industrial automation and control systems requiring deterministic communication
• Audio and video processing equipment utilizing Ethernet AVB capabilities
• Human-machine interface (HMI) panels for machinery and instrumentation
• Smart energy metering devices with advanced security requirements

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm package type, temperature grade, and RoHS compliance status. Ensure that the procurement channel provides authentic components with traceable documentation. Cross-reference the part number with the latest product change notices to identify any recent manufacturing or packaging updates that may affect compatibility or availability.

Selection Notes

Select this component when design requirements demand high computational throughput combined with specialized networking features like Ethernet AVB. Compare storage capacities and peripheral counts against alternative SAM V70 variants to ensure optimal resource utilization. Consider the thermal performance of the LQFP package relative to the expected ambient operating conditions and power dissipation levels of the target application.

Part Context

This microcontroller belongs to the SAM V70 family, designed for high-end embedded applications. It shares architectural similarities with other members of the E70, S70, and V71 families but offers distinct memory configurations and peripheral sets. The SAM V70 series targets markets requiring secure, connected, and intelligent edge devices with significant processing power.

Replacement Considerations

Consult the official SAM V70/V71 Family Errata and Datasheet for pin-compatible alternatives within the same series. Verify functional equivalence regarding memory size, peripheral availability, and electrical characteristics before substituting with other Microchip MCU models.