ATSAM4S8CA-ANR

Overview

The ATSAM4S8CA-ANR is a 32-bit microcontroller based on the ARM Cortex-M4 core, operating at a maximum frequency of 120 MHz. It features 512 KB of Flash memory and 128 KB of SRAM. The device includes a full-speed USB Device interface, HS SDIO/SD/MMC support, three SPI controllers, two I2C interfaces, two USARTs, and an I2S controller. It integrates sixteen 12-bit ADC channels, two 12-bit DAC channels, four 16-bit PWM units, and six 16-bit timers. The component operates within a temperature range of -40°C to +105°C and utilizes a 100-pin LQFP package.

Feature Summary

• Built around the ARM Cortex-M4 processor with integrated Flash read accelerator and optional cache memory for increased system performance.
• Supports Microchip QTouch capacitive touch technology for implementing buttons, sliders, and wheels.
• Features hardware code protection including IP access prevention, secure chip erase, and CRC memory integrity checks.
• Provides pin-to-pin compatibility with SAM4N, SAM3S, SAM3N, and SAM7S devices.

Applications

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

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature rating. Confirm that the 'ANR' designation aligns with the required reel packaging and extended temperature specifications. Ensure the selected variant matches the necessary memory density and peripheral configuration for the target design.

Selection Notes

Select this component when high-performance processing at 120 MHz is required alongside extensive analog connectivity. The inclusion of dual-bank boot ROM options in the series supports flexible application development. Consider the integrated DMA and multi-layer bus matrix for applications demanding high data rate communication and low power consumption.

Part Context

This part belongs to the SAM4S series of microcontrollers, which are designed for scalable performance and power efficiency. The series extends the portfolio with up to 2 MB of Flash and 160 KB of SRAM. It offers robust connectivity options and is optimized for applications requiring advanced control and analog interfacing capabilities.

Replacement Considerations

The datasheet indicates pin-to-pin compatibility with SAM4N, SAM3S, SAM3N, and SAM7S devices. Verify functional equivalence regarding memory size and peripheral availability before substituting with these family members.

FAQ

Does the ATSAM4S8CA-ANR include hardware code protection?

Yes, it includes best-in-class hardware code protection that prevents access to on-chip memory, supports secure device reconditioning, and ensures software confidentiality via a unique 128-bit ID and scrambled external bus interface.

What analog peripherals are integrated into this microcontroller?

The device integrates sixteen 12-bit ADC channels, two 12-bit DAC channels, an analog comparator, and a temperature sensor.