XR16L2750IM-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The XR16L2750IM-F is a dual universal asynchronous receiver and transmitter (UART) manufactured by MaxLinear. It integrates 16-byte transmit and receive FIFOs for each channel to enhance data throughput and reduce CPU overhead. The device operates within a supply voltage range of 2.5 V to 5.5 V and supports data rates up to 4 Mb/s. It is housed in a 48-lead TQFP package with an operating temperature range from -40°C to +85°C. Key electrical parameters include a maximum power supply voltage of 5.5 V, minimum of 2.5 V, and typical operating currents ranging from 1 mA to 3 mA depending on the specific mode.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Dual-channel architecture providing independent serial communication paths
• Integrated 16-byte FIFO buffers for both transmission and reception
• Support for standard UART protocols including Intel and Motorola bus interfaces

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial automation systems requiring reliable serial communication
• Embedded control units with multiple peripheral connections
• Telecommunications equipment utilizing RS-232 or RS-485 interfaces

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for recent Product Change Notices or End-of-Life notifications. Ensure the ordering suffix matches the required packaging format, as variations may exist between tray and reel options. Validate pinout compatibility with existing PCB layouts before finalizing procurement decisions.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when dual independent UART channels are required within a single package footprint. Consider the 16-byte FIFO depth for applications needing moderate buffering without complex DMA controllers. Verify that the 48-pin TQFP package fits the available board space and thermal constraints. Ensure the operating voltage range aligns with the system's power rails and that the data rate requirements do not exceed the 4 Mb/s limit.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the XR16L2750 series of dual UART interface ICs. It serves as a bridge between parallel microprocessor buses and serial communication lines. The device is designed to replace legacy UART components while offering improved performance through integrated FIFOs. It is commonly used in systems requiring robust serial connectivity in compact form factors.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Check for direct pin-to-pin replacements within the same MaxLinear family, such as variants with different FIFO depths or packaging options. Verify functional equivalence if substituting with parts from other manufacturers, ensuring compatible register sets and timing characteristics.