The XR16M890IL32TR-F is a high-performance, single-channel UART (Universal Asynchronous Receiver/Transmitter) with enhanced features manufactured by Exar Corporation. It is designed for serial data communication in a variety of applications, offering advanced functionalities such as automatic RS-485 half-duplex control, 128-byte transmit and receive FIFOs, and flexible interrupt control.

Applications:

• Industrial Automation: Enables serial communication between industrial devices.
• Point-of-Sale (POS) Systems: Used for connecting peripherals such as barcode scanners and printers.
• Networking Equipment: Facilitates serial console access and control.
• Embedded Systems: Provides serial communication capabilities for embedded devices.
• Data Acquisition Systems: Used for transmitting data from sensors and other data sources.

Features:

• Single-Channel UART: Provides a single serial communication channel.
• 128-Byte Transmit and Receive FIFOs: Reduces CPU overhead and improves data throughput.
• Automatic RS-485 Half-Duplex Control: Simplifies RS-485 network implementation.
• Flexible Interrupt Control: Allows for customized interrupt handling.
• Programmable Baud Rate Generator: Supports a wide range of baud rates.

Benefits:

• High Performance: Enables fast and reliable serial communication.
• Reduced CPU Load: Minimizes CPU intervention in data transfer.
• Simplified RS-485 Implementation: Makes it easier to design RS-485 networks.
• Flexible Configuration: Allows for customization to meet specific application requirements.
• Improved System Efficiency: Optimizes data transfer and reduces power consumption.

Additional Details:

The XR16M890IL32TR-F supports various serial data formats, including 5, 6, 7, or 8 data bits, with odd, even, or no parity. It also features programmable hardware and software flow control, allowing for reliable data transfer in various environments. The device is packaged in a 32-pin LQFP package, making it suitable for surface mount assembly. Its robust design ensures reliable operation in demanding industrial and commercial applications.

Care should be taken to observe the maximum ratings and operating conditions specified in the datasheet to ensure reliable performance and prevent damage to the device.