The Exar XR16M2750IM48 is a high-performance 2.5V to 5.5V single-channel UART (Universal Asynchronous Receiver/Transmitter) with a 128-byte FIFO. It is designed for a wide range of serial communication applications, offering enhanced features and performance. This UART provides a reliable and efficient solution for connecting microcontrollers and processors to serial peripherals.

Applications

• Industrial Automation: Used in programmable logic controllers (PLCs), human-machine interfaces (HMIs), and other industrial control systems for serial communication.
• Embedded Systems: Employed in various embedded applications, including point-of-sale (POS) terminals, barcode scanners, and data acquisition systems.
• Networking Equipment: Utilized in routers, switches, and modems for serial console access and configuration.
• Telecommunications: Integrated into telecom systems for serial communication with modems, multiplexers, and other devices.
• Instrumentation: Used in test and measurement equipment for serial data transfer and control.

Features

• Single-Channel UART: Provides a single UART channel for serial communication.
• 128-Byte FIFO: Features a 128-byte FIFO (First-In, First-Out) buffer for both transmit and receive data, reducing CPU overhead.
• Data Rates up to 16 Mbps: Supports data rates up to 16 Mbps, enabling high-speed serial communication.
• Automatic Hardware/Software Flow Control: Includes automatic RTS/CTS hardware flow control and Xon/Xoff software flow control.
• Programmable Serial Interface: Allows for flexible configuration of data format, parity, and stop bits.
• Auto Transceiver Direction Control: Simplifies RS-485 applications with automatic transceiver direction control.
• Interrupt Generation: Generates interrupts for various events, including transmit buffer empty, receive data available, and error conditions.
• Low Power Operation: Designed for low power consumption, suitable for battery-powered devices.
• Operating Voltage: Operates from 2.5V to 5.5V, enhancing compatibility with different systems.

Benefits

• High Performance: Delivers fast and reliable serial communication, improving system responsiveness.
• Reduced CPU Overhead: Large FIFO buffers minimize CPU intervention for data transfer.
• Flexible Configuration: Programmable serial interface allows for easy adaptation to different serial protocols.
• Simplified Integration: Automatic flow control and transceiver direction control simplify system design.
• Enhanced Reliability: Robust error detection and correction mechanisms ensure data integrity.
• Low Power Consumption: Extends battery life in portable devices.

Additional Details

The Exar XR16M2750IM48 is available in a 48-pin LQFP package and supports a wide range of serial communication standards. It features a programmable baud rate generator and comprehensive interrupt control, allowing for precise control over serial data transfer. The device provides a reliable and efficient solution for serial communication needs in various applications.