ATSAME70Q19A-CFN

Overview

The ATSAME70Q19A-CFN is a 32-bit microcontroller from the SAM E70 series, featuring an ARM Cortex-M7 core operating at 300 MHz. It integrates 512 KB of flash memory and 256 KB of SRAM within a 144-LFBGA package. The device supports a supply voltage range of 1.62 V to 3.6 V and includes extensive connectivity options such as Ethernet, USB, CANbus, and various serial interfaces. It also provides 24-channel 12-bit ADCs and two 12-bit DACs for analog applications.

Feature Summary

• Integrates an ARM Cortex-M7 processor with DSP instructions and FPU for high-performance computing.
• Includes dedicated hardware accelerators including DMA controller and JPEG codec for efficient data processing.
• Features comprehensive peripheral set supporting industrial communication protocols like EtherCAT and Modbus TCP.
• Provides multiple timer/counters and PWM channels for precise motor control and signal generation.

Applications

• Industrial automation and motor control systems
• Human-machine interface (HMI) displays
• Smart metering and utility infrastructure
• Medical equipment requiring high reliability

Procurement Notes

Verify the specific suffix 'CFN' against the official Microchip datasheet to confirm the 144-LFBGA package type and commercial temperature range. Ensure compatibility with existing board layouts due to the specific pinout configuration. Check for any recent Product Change Notices regarding packaging or material declarations before finalizing procurement orders.

Selection Notes

Select this component when a balance of high processing speed and rich peripheral integration is required. It is suitable for designs needing Ethernet connectivity and advanced display controllers. Compare with the ATSAMS70 variant if security features are prioritized over general-purpose I/O count. Verify that the 144-pin footprint fits the mechanical constraints of the target enclosure.

Part Context

This part belongs to the SAM E70 family, designed for cost-sensitive applications requiring Cortex-M7 performance. It shares architectural similarities with the S70 and V71 families but offers a distinct peripheral mix optimized for industrial and consumer electronics. The Q19 designation indicates specific memory and package configurations within the broader E70 product line.

Replacement Considerations

ATSAME70Q19A-CN

FAQ

Does the ATSAME70Q19A-CFN support hardware cryptographic acceleration?

Yes, it includes a Hardware Security Module (HSM) for secure boot and data protection.

What is the maximum operating temperature for this device?

The device operates within a temperature range of -40°C to +105°C.