ATSAM4C8CA-AUR

Overview

The ATSAM4C8CA-AUR is a 32-bit microcontroller from the SAM4C series, built on an ARM Cortex-M4 core. It features 512KB of in-system programmable Flash memory and 152KB of SRAM. The device operates at a maximum clock frequency of 120MHz with a supply voltage range of 1.62V to 3.6V. It includes an 8-channel 10-bit ADC, six timers/counters, and interfaces such as I2C, SPI, and USART. The component is housed in a 100-pin LQFP package and supports an operating temperature range of -40°C to +85°C.

Feature Summary

• Integrates dual-core architecture capabilities within the SAM4C family for complex application handling
• Provides hardware cryptographic acceleration for secure data processing
• Supports external memory expansion via EBI/EMI interface
• Includes multiple communication peripherals including USB and SD/MMC card support

Applications

• Industrial control systems requiring secure communication
• Medical devices needing high-performance processing
• Smart energy metering applications
• Consumer electronics with security requirements

Procurement Notes

Verify the specific suffix 'AUR' indicates tape and reel packaging when ordering. Confirm the exact pinout and electrical characteristics against the official Microchip datasheet for the ATSAM4C8CA variant. Ensure compatibility with required voltage levels and interface protocols before integration into the final design.

Selection Notes

Select this model for applications requiring 512KB Flash and 152KB RAM within a 100-pin form factor. Consider the 120MHz performance limit and 1.62V-3.6V supply range. Compare against other SAM4C variants if different memory sizes or package options are needed. Verify peripheral availability matches system requirements.

Part Context

This component belongs to the SAM4C series of 32-bit microcontrollers based on the ARM Cortex-M4 processor. The series is designed for high-performance applications requiring significant code storage and data handling capabilities. It shares architectural similarities with other SAM4 families but offers specific memory configurations and peripheral sets tailored for demanding embedded environments.

Replacement Considerations

Check for direct substitutes within the SAM4C series with matching memory sizes. Verify pin-to-pin compatibility if replacing in existing designs. Consult Microchip documentation for any obsolescence notices or recommended upgrades for the ATSAM4C8CA part number.