Texas Instruments

TL16C554IFN

TL16C554IFN Description

The TL16C554IFN from Texas Instruments is a high-performance quad UART (Universal Asynchronous Receiver Transmitter) designed for embedded communication systems requiring robust serial data handling. Housed in a 68-PLCC package, this IC integrates four independent UART channels, each equipped with a 16-byte FIFO to enhance data throughput and reduce CPU overhead. Operating within a 4.75V to 5.25V supply range, it supports data rates up to 1Mbps, making it suitable for high-speed serial communication. The device is RoHS3 compliant and adheres to REACH and EAR99 regulations, ensuring environmental and export compliance.

TL16C554IFN Features

• Quad UART Channels: Four independent UARTs enable simultaneous multi-port communication, ideal for systems requiring parallel serial interfaces.
• 16-Byte FIFOs: Each channel includes a FIFO buffer to minimize CPU interrupts and improve data flow efficiency.
• Modem Control: Integrated modem control signals (RTS, CTS, DSR, DTR, etc.) simplify interfacing with peripheral devices.
• False Start Bit Detection: Enhances data integrity by identifying and handling erroneous start bits in noisy environments.
• High-Speed Operation: Supports 1Mbps data rates, suitable for demanding industrial and embedded applications.
• Surface-Mount Design: 68-PLCC package ensures compact PCB integration, with MSL 3 (168 hours) moisture sensitivity for reliable assembly.

TL16C554IFN Applications

• Industrial Automation: Multi-port serial communication for PLCs, HMIs, and control systems.
• Telecom Infrastructure: Modem pooling, router management, and legacy serial port expansion.
• Embedded Systems: Data logging, point-of-sale terminals, and multi-device interfacing.
• Legacy Equipment Upgrades: Replaces discrete UARTs with a consolidated, high-performance solution.

Conclusion of TL16C554IFN

The TL16C554IFN stands out as a versatile, high-density UART solution, combining four channels, FIFO buffering, and modem control in a single IC. Its 1Mbps capability and robust feature set make it ideal for applications requiring reliable, high-speed serial communication. With Texas Instruments' proven quality and compliance with RoHS3/REACH, this UART is a dependable choice for industrial, telecom, and embedded designs.