The ATSAM9G45CU is a high-performance ARM926EJ-S-based embedded microprocessor unit (MPU) from Microchip (formerly Atmel). It features a rich set of peripherals, a large internal memory, and a wide range of connectivity options, making it well-suited for various industrial, consumer, and networking applications. This MPU is designed for applications that require a balance of processing power and low power consumption.

Applications:

• Industrial control systems
• Networking equipment (e.g., routers, switches)
• Human-machine interfaces (HMIs)
• Point-of-sale (POS) terminals
• Medical devices

Features:

• ARM926EJ-S processor core
• 400 MHz maximum operating frequency
• 128 KB internal SRAM
• LCD controller
• USB host and device interfaces
• Ethernet MAC
• SD/MMC card interface
• CAN controller
• UART, SPI, I2C interfaces
• 10-bit ADC
• Operating temperature range: -40°C to +85°C

Benefits:

• High performance: The ARM926EJ-S processor core and 400 MHz clock speed provide ample processing power for demanding applications.
• Rich set of peripherals: The integrated peripherals reduce the need for external components, simplifying system design and reducing cost.
• Flexible connectivity: The USB, Ethernet, SD/MMC, CAN, UART, SPI, and I2C interfaces enable easy connection to a wide range of external devices and networks.
• LCD controller: Simplifies the implementation of graphical user interfaces.
• Wide operating temperature range: Allows for reliable operation in harsh industrial environments.

Additional Details:

The ATSAM9G45CU incorporates a memory management unit (MMU), which enables the use of operating systems such as Linux. The integrated LCD controller supports various display resolutions and interfaces. The USB host and device interfaces allow for connection to USB peripherals and communication with a host computer. The Ethernet MAC provides connectivity to Ethernet networks. The SD/MMC card interface allows for storage expansion. The CAN controller enables communication with other devices on a CAN bus. The UART, SPI, and I2C interfaces provide flexible serial communication options. The 10-bit ADC can be used for analog signal acquisition. The device is available in various package options.