The AT91SAM7X256-AU is a high-performance 32-bit microcontroller from the AT91SAM7 series by Microchip Technology. It offers a wide range of features suitable for various applications, including industrial automation, control systems, and consumer electronics. Here is an overview of the key features of this IC component:
1. High-Performance Core: The AT91SAM7X256-AU is built around the ARM7TDMI-S processor, which operates at a maximum frequency of 55 MHz. This processor provides high computing power and allows for efficient execution of complex tasks.
2. Flash Memory: It includes 256KB of on-chip flash memory, which is non-volatile and allows for storing program code and data. This memory can be easily updated through in-system programming (ISP) using various interfaces.
3. SRAM: The chip integrates 64KB of SRAM, which provides ample space for storing temporary variables and data during program execution. This memory is volatile but offers fast access, enabling efficient processing.
4. Peripherals: The AT91SAM7X256-AU incorporates multiple peripherals to enhance versatility. It includes a USB 2.0 interface for high-speed data transfer, UARTs for serial communication, SPI and I2C ports for interfacing with external devices, and a wide range of timers and counters for precise timing control.
5. Analog Interfaces: The microcontroller features a 10-bit ADC (Analog-to-Digital Converter) with up to 12 channels, enabling accurate measurement and conversion of analog signals. Additionally, it offers a digital-to-analog converter (DAC) for generating analog outputs.
6. Power Management: The AT91SAM7X256-AU includes various power-saving features to optimize energy consumption. It supports multiple power-saving modes, allowing unused peripherals and parts of the chip to be turned off to conserve power.
7. Connectivity: The microcontroller supports multiple communication interfaces, making it suitable for connected applications. It includes Ethernet MAC (Media Access Control) and fast Ethernet support for network connectivity, as well as CAN (Controller Area Network) for automotive and industrial applications.
8. Real-Time Clock: It includes a built-in real-time clock with a calendar and alarm functions. This enables accurate timekeeping and scheduling of events.
9. Security Features: The AT91SAM7X256-AU offers various security features to protect the system from unauthorized access and data breaches. It includes hardware-based data encryption, write protection mechanisms, and a unique chip identifier (Unique ID) for device authentication.
Overall, the AT91SAM7X256-AU provides a powerful and feature-rich microcontroller solution for a wide range of applications. Its high-performance core, ample memory, rich set of peripherals, and connectivity options make it a versatile choice for embedded systems requiring advanced functionality.
