ST16C654IQ64TR-F

UARTs (Universal Asynchronous Receiver Transmitter) Overview

The ST16C654IQ64TR-F is a quad universal asynchronous receiver and transmitter (UART) manufactured by MaxLinear. It features 64-byte transmit and receive FIFOs for each channel, supporting data rates up to 1.5 Mbps with a 24 MHz clock. The device operates on a supply voltage range of 2.97 V to 5.5 V and includes automatic hardware and software flow control. It is housed in a 64-pin LQFP package and supports standard modem interface or infrared IrDA encoder/decoder interfaces.

UARTs (Universal Asynchronous Receiver Transmitter) Feature Summary

• Quad UART architecture with independent transmit and receive control for each channel
• 64-byte FIFO buffers per channel with error flags and programmable interrupt trigger levels
• Automatic hardware and software flow control including programmable Xon/Xoff characters
• Support for standard modem interface or infrared IrDA encoder/decoder functionality

UARTs (Universal Asynchronous Receiver Transmitter) Applications

• Industrial communication systems requiring multiple serial ports
• Embedded systems needing high-speed UART connectivity
• Equipment utilizing infrared data association protocols

UARTs (Universal Asynchronous Receiver Transmitter) Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications prior to procurement. Ensure packaging specifications match design requirements for surface mount assembly processes.

UARTs (Universal Asynchronous Receiver Transmitter) Selection Notes

Select this component when four independent UART channels are required within a single integrated circuit. Consider the 64-byte FIFO depth for applications demanding reduced CPU intervention during high-throughput serial data transfers. Verify voltage compatibility with the 2.97 V to 5.5 V operating range.

UARTs (Universal Asynchronous Receiver Transmitter) Part Context

This part belongs to the ST16C654 series of enhanced quad UARTs from MaxLinear. It maintains pinout compatibility with industry-standard predecessors like the ST16C554 and ST68C554 while offering increased FIFO capacity. The series is designed for robust serial communication in diverse electronic environments.

UARTs (Universal Asynchronous Receiver Transmitter) Replacement Considerations

Direct replacements include ST16C654CQ64TR-F and ST16C654CJ68. Verify package type and temperature grade differences before substitution.