ATSAME70Q20A-CN

Overview

The ATSAME70Q20A-CN is a 32-bit microcontroller from the Microchip SAM E70 series, featuring an ARM Cortex-M7 core operating at 300MHz. It integrates 1MB of flash memory and 384KB of SRAM within a 144-LFBGA package. The device supports a supply voltage range of 1.62V to 3.6V and operates between -40°C and +105°C. Connectivity options include Ethernet, USB, CANbus, I2C, SPI, UART, QSPI, and SDIO interfaces.

Feature Summary

• High-performance processing via ARM Cortex-M7 core with DSP instructions
• Integrated connectivity supporting Ethernet, USB OTG, and multiple serial protocols
• On-chip trace capability for hardware debugging and code execution analysis
• Flexible memory architecture with extensive peripheral sets including DMA and PWM

Applications

• Industrial motor control systems requiring high-speed processing
• Human-machine interface (HMI) panels with graphical displays
• Networked IoT gateways utilizing Ethernet and wireless modules
• Automotive infotainment and instrument clusters

Procurement Notes

Verify the specific suffix CN indicates the LFBGA-144 package variant when ordering. Confirm the manufacturing date code against current datasheet revisions to ensure component compatibility. Check for any pending product change notices regarding packaging or material declarations prior to finalizing procurement plans.

Selection Notes

Select this model for applications demanding high computational throughput and robust peripheral integration. Ensure the design accommodates the 144-pin BGA footprint and thermal requirements. Compare against the ATSAME70Q20A-CFNT if a smaller UFBGA package is preferred, noting that pinout and electrical characteristics remain consistent across package types.

Part Context

This component belongs to the SAM E70 family, designed for performance-oriented embedded applications. It shares architectural similarities with the SAM S70 and V70 series but offers specific memory configurations tailored for cost-sensitive yet powerful solutions. The part utilizes standard ARM Cortex-M7 instruction sets for broad software ecosystem compatibility.

Replacement Considerations

ATSAME70Q20A-CFNT: Identical core and memory specifications in a 144-UFBGA package. ATSAMS70Q20B-CN: Similar specifications within the SAM S70 family, potentially offering enhanced security features.