ATSAM4S8CA-CUR

Overview

The ATSAM4S8CA-CUR is a 32-bit microcontroller from the SAM4S series, built on an ARM Cortex-M4 core operating at 120 MHz. It integrates 512 KB of Flash memory and 128 KB of SRAM within a 100-pin TFBGA package. The device supports a supply voltage range of 1.62V to 3.6V and operates across a temperature range of -40°C to 85°C. Key peripherals include FS USB Device, HS SDIO/SD/MMC, three SPI interfaces, two I2C controllers, two USARTs, sixteen 12-bit ADC channels, and two 12-bit DAC channels.

Feature Summary

• Built around the ARM Cortex-M4 processor with integrated Flash read accelerator and optional cache memory for increased system performance.
• Features a multi-layer bus matrix and multi-channel direct memory access (DMA) to support high data rate communication.
• Provides hardware code protection including intellectual property protection and secure device reconditioning capabilities.
• Offers native support for Microchip QTouch technology for implementing capacitive touch interfaces.

Applications

• Consumer goods and toys
• Industrial control systems
• Metering applications
• Medical devices
• Test and measurement equipment

Procurement Notes

Verify the specific suffix 'CUR' against official documentation to confirm the 100-pin TFBGA package type and industrial temperature rating. Ensure compatibility with existing board layouts due to the BGA form factor. Confirm that the ordering suffix does not alter functional specifications unless explicitly stated in the datasheet. Cross-reference the part number with the manufacturer's current availability status.

Selection Notes

Select this component when a balance of moderate memory density and high processing speed is required. The 120 MHz Cortex-M4 core suits applications needing efficient real-time processing. Consider the extensive peripheral set, including multiple communication interfaces and analog converters, for complex system integration needs. Evaluate power consumption requirements against the specified dynamic and standby modes.

Part Context

This microcontroller belongs to the SAM4S family, which provides pin-to-pin compatibility with SAM4N, SAM3S, SAM3N, and SAM7S devices. This design facilitates easy migration within the Microchip portfolio. The series is characterized by scalable performance, memory density, and power efficiency options ranging from 128 KB to 2 MB of Flash.

Replacement Considerations

ATSAM4S8CA-CU

FAQ

Does the ATSAM4S8CA-CUR support capacitive touch sensing?

Yes, the SAM4S series offers native support for Microchip's QTouch technology, allowing for the implementation of buttons, sliders, and wheels.

What is the maximum operating frequency of the ATSAM4S8CA-CUR?

The device operates at a maximum frequency of 120 MHz.