The ATSAM4S4BA-MU is a high-performance microcontroller from Microchip Technology, designed for a wide range of applications requiring efficient power management and significant processing capabilities. This microcontroller is part of the SAM4S series, which is known for its robust architecture, enhanced connectivity features, and powerful peripherals.

Key Features

• Core: ARM Cortex-M4 processor with a frequency of up to 120 MHz, featuring a Floating Point Unit (FPU) for efficient computations and DSP instructions for signal processing tasks.
• Memory: Equipped with 64KB of Flash memory for program storage and 16KB of SRAM for data, ensuring ample space for complex applications.
• Connectivity: Offers a variety of communication interfaces, including USART, SPI, TWI (I2C), and USB 2.0 Full Speed, catering to diverse connectivity requirements.
• Power Efficiency: Designed with power-saving techniques such as multiple power domains and an extensive set of sleep modes, making it ideal for battery-operated devices.
• Analog Features: Integrates features like 12-bit ADCs, DAC, and analog comparators, supporting a range of analog functionalities without the need for external components.
• Timers and PWM: Comprehensive timer/counters, PWM channels, and Real-Time Timer (RTT) for precise timekeeping and control tasks.
• Security and Reliability: Includes hardware-based security features such as a True Random Number Generator (TRNG) and a unique identifier for secure applications, alongside a Memory Protection Unit (MPU) for enhanced system integrity.

Applications

The ATSAM4S4BA-MU is versatile and can be used in various applications, such as industrial control systems, consumer electronics, smart energy solutions, and medical devices. Its rich set of peripherals and low power consumption make it suitable for sensor integration, data acquisition systems, and wireless communication modules.

Package and Availability

The microcontroller is available in a compact 64-pin QFN package, which is ideal for space-constrained applications. Microchip Technology provides extensive support for the ATSAM4S4BA-MU, including development tools, software libraries, and documentation to facilitate rapid development and deployment of applications.