ATSAMS70Q20B-ANT

Overview

The ATSAMS70Q20B-ANT is an ARM microcontroller from the SAM S70 series, featuring an ARM Cortex-M7 core operating at a maximum clock frequency of 300 MHz. It integrates 1 MB of program memory and 384 kB of SRAM data RAM within a 144-pin LQFP package. The device supports a supply voltage range of 1.7 V to 3.6 V and includes 114 general-purpose I/Os. Key peripherals include 24-channel 12-bit ADCs, 12-bit DACs, and interfaces such as SPI, UART/USART, and USB.

Feature Summary

• High-performance processing via ARM Cortex-M7 core
• Integrated high-resolution analog conversion capabilities
• Extensive connectivity through multiple communication interfaces

Applications

• Industrial automation control systems
• Human-machine interface (HMI) displays
• Advanced sensor processing nodes

Procurement Notes

Verify the specific suffix ANT indicates tape and reel packaging configuration against official Microchip documentation. Confirm the B variant designation aligns with current production status and pinout compatibility for your target PCB layout before finalizing procurement orders.

Selection Notes

Select this component when high computational throughput is required alongside substantial memory resources in a surface-mount form factor. Ensure the design accommodates the 144-pin LQFP footprint and thermal requirements associated with the 300 MHz operation speed under specified ambient temperature conditions.

Part Context

This part belongs to the SAM S70 family, designed for applications demanding robust processing power and rich peripheral sets. It complements other variants in the series by offering a balance of memory capacity and I/O density suitable for complex embedded tasks requiring real-time performance.

Replacement Considerations

ATSAMS70Q20A-ANT serves as a prior generation alternative within the same package and memory configuration. Verify functional equivalence regarding peripheral availability and software compatibility before substituting.