The XR20M1170IL24 is a single-channel Universal Asynchronous Receiver/Transmitter (UART) with a 64-byte FIFO, manufactured by Exar Corporation. It is designed to provide serial communication capabilities to embedded systems and other applications.

Applications:

• Serial communication in embedded systems
• RS-232, RS-485, and RS-422 interfaces
• Modems and other communication devices
• Point-of-sale terminals
• Industrial control systems

Features:

• Single UART channel
• 64-byte transmit and receive FIFOs
• Data rates up to 5 Mbps
• Automatic hardware and software flow control
• Programmable baud rate generator
• Interrupt generation
• Automatic sleep mode for power saving
• I2C interface for configuration and control

Benefits:

• Efficient serial communication with large FIFOs.
• High-speed data transfer with data rates up to 5 Mbps.
• Reduced processor overhead with automatic flow control.
• Flexible baud rate configuration to support various communication protocols.
• Power saving in idle periods with automatic sleep mode.
• Easy configuration and control via I2C interface.

Technical Specifications:

The XR20M1170IL24 supports data rates up to 5 Mbps. It operates from a supply voltage of 3.3V or 5V. The device includes a programmable baud rate generator with a wide range of baud rates. It provides interrupt outputs to signal various events, such as data received or transmitter empty. The automatic sleep mode reduces power consumption during idle periods. It is available in a 24-pin QFN package. Operating temperature range is typically -40°C to +85°C.

The XR20M1170IL24 offers a versatile and efficient solution for serial communication, combining high-speed data transfer, large FIFOs, and flexible configuration options.