XR16L2750CMTR-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The XR16L2750CMTR-F is a quad Universal Asynchronous Receiver/Transmitter (UART) interface integrated circuit manufactured by MaxLinear. It features four independent UART channels, each equipped with 16-byte transmit and receive FIFOs to enhance data throughput and reduce CPU overhead. The device supports operation across a wide supply voltage range of 2.25 V to 5.5 V, ensuring compatibility with various logic levels. It accommodates data rates up to 4 Mb/s and operates within an industrial temperature range of -40°C to +85°C. The component is housed in a QFN-32 package and utilizes Intel bus compatibility for system integration.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Quad-channel architecture providing four independent UART interfaces within a single compact package.
• Integrated 16-byte transmit and receive FIFOs per channel to minimize processor intervention and improve serial communication efficiency.
• Supports multiple clock sources including external crystal, oscillator, or internal divider options for flexible system design.
• Compatible with Intel bus protocols and includes advanced control features such as hardware flow control and modem signal management.

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial automation systems requiring multiple serial communication ports.
• Embedded computing platforms needing high-density UART connectivity.
• Telecommunications equipment utilizing standard asynchronous serial interfaces.
• Consumer electronics devices with multiple serial peripheral connections.

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify the exact ordering suffix and package variant against the manufacturer's current datasheet, as distribution listings may vary. Confirm end-of-life status and availability through authorized channels prior to procurement planning. Ensure compliance with RoHS directives and moisture sensitivity level requirements for storage and handling procedures during assembly.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when a design requires four distinct UART interfaces in a space-constrained application. Consider the 16-byte FIFO depth for buffering requirements and verify that the operating voltage range matches the target system's power rails. Evaluate thermal performance within the specified industrial temperature range and ensure the QFN-32 footprint aligns with the PCB layout constraints.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the MaxLinear VLIO UART family, which focuses on low-power, small-footprint serial interface solutions. The XR16L2750 series specifically addresses applications demanding multiple UART channels without increasing board space. It serves as a direct replacement for legacy quad UART controllers in modern embedded designs requiring robust serial communication capabilities.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Check for pin-compatible alternatives within the same MaxLinear VLIO portfolio. Verify functional equivalence regarding FIFO size, supported baud rates, and bus compatibility before substituting with other quad UART ICs from different manufacturers.