XR16M581IB25-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The MaxLinear XR16M581IB25-F is a single-channel Universal Asynchronous Receiver/Transmitter (UART) interface integrated circuit designed for serial communication applications. It supports RS-232, RS-422, and RS-485 protocols, offering versatile connectivity options for various industrial and commercial systems. The device incorporates a 16-byte transmit and receive FIFO buffer to enhance data throughput and reduce CPU overhead during high-speed transfers. Operating at data rates up to 20 Mb/s, it ensures efficient serial data handling. The IC is housed in a compact 25-ball BGA package measuring 3x3 mm, facilitating space-constrained PCB layouts. It features an internal oscillator and timer/counter capabilities, simplifying design requirements by eliminating the need for external clock components.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Supports RS-232, RS-422, and RS-485 communication protocols for flexible interface compatibility
• Integrates 16-byte transmit and receive FIFO buffers to manage data flow efficiently
• Includes an internal oscillator and timer/counter functionality to minimize external component count

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial automation control systems requiring robust serial communication
• Embedded devices needing compact UART interfaces with protocol versatility
• Data acquisition systems utilizing RS-485 or RS-422 bus architectures

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the specific package marking and date code against the manufacturer's latest datasheet to ensure authenticity. Confirm that the 25-ball BGA footprint matches your PCB design constraints precisely. Check for any recent product change notifications regarding pinout or electrical characteristics updates from MaxLinear before finalizing procurement orders.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a single UART channel with multi-protocol support is required in a minimal footprint. The 16-byte FIFO is suitable for moderate data throughput applications where CPU intervention must be minimized. Ensure the system voltage levels are compatible with the I/O specifications defined in the official electrical characteristics table prior to integration into the design.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the MaxLinear XR16M series of UART interface controllers, which are engineered for high-performance serial communication in embedded environments. The series is known for integrating standard UART functionalities with additional features like FIFO buffers and protocol support within small packages, catering to modern miniaturization trends in electronic hardware design.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Direct substitutes may include other single-channel UART ICs from MaxLinear or Microchip Technology featuring similar 16-byte FIFO capacities and BGA packaging. Verify pin-to-pin compatibility and electrical parameter alignment with the original datasheet before considering alternative part numbers for supply chain resilience.