Microchip Technology, Inc. Microcontrollers ATSAM4S4CA-CFU

The ATSAM4S4CA-CFU is a 32-bit microcontroller based on the ARM Cortex-M4 processor, operating at a frequency of 120 MHz. It features 256 KB of Flash memory and 160 KB of SRAM, providing a balance of performance and memory density suitable for various applications. The microcontroller supports a rich set of peripherals, including multiple communication interfaces such as USB, SPI, and I²C, as well as analog features like a 12-bit ADC and DAC. Designed for low power consumption, the ATSAM4S4CA-CFU achieves 180 µA/MHz in dynamic mode and as low as 1 µA in back-up mode with the RTC running. It also includes integrated hardware security features to protect intellectual property and ensure software confidentiality. The device is available in a 100-pin VFBGA package, facilitating easy integration into designs. This microcontroller is suitable for applications in consumer goods, industrial control, medical devices, and wireless networking, making it a versatile choice for engineers looking to implement advanced features in their projects.