Texas Instruments

TL16C552AFN  

Universal Asynchronous Receiver Transmitters

TL16C552AFN Description

The TL16C552AFN is a dual universal asynchronous receiver-transmitter (DUART) designed by Texas Instruments, a leading manufacturer in the electronics industry. This interface IC chip is part of the TL16C552 family and is housed in a 68-pin plastic leaded chip carrier (PLCC) package. It is specifically designed for surface mount applications, making it suitable for modern printed circuit board (PCB) designs that require compact and efficient components.

The TL16C552AFN features two independent communication channels, each equipped with a 16-byte FIFO buffer. This dual-channel design allows for simultaneous and efficient data transmission and reception, making it ideal for applications requiring high-speed asynchronous communication. The device operates within a supply voltage range of 4.75V to 5.25V and supports a maximum data rate of 1 Mbps, ensuring reliable and fast data transfer.

One of the key features of the TL16C552AFN is its support for modem control, which enables it to manage various modem signals such as RTS, CTS, DTR, DSR, DCD, and RI. This capability is crucial for applications involving serial communication with modems or other peripheral devices. Additionally, the chip includes false start bit detection, which helps in maintaining data integrity and reducing errors during transmission.

The TL16C552AFN also includes a printer port feature, making it suitable for interfacing with printers and other peripheral devices that require parallel communication. This versatility in communication protocols enhances its applicability in a wide range of electronic systems.

TL16C552AFN Features

• Dual Channels: The TL16C552AFN features two independent communication channels, each with a 16-byte FIFO buffer, enabling efficient data handling and reducing the load on the host processor.
• Modem Control: Equipped with modem control capabilities, it supports various modem signals, ensuring seamless communication with modems and other peripheral devices.
• False Start Bit Detection: This feature helps in maintaining data integrity by detecting and correcting false start bits during transmission.
• Printer Port: The inclusion of a printer port feature allows for parallel communication with printers and other peripheral devices.
• Supply Voltage: Operates within a supply voltage range of 4.75V to 5.25V, ensuring compatibility with standard 5V systems.
• Data Rate: Supports a maximum data rate of 1 Mbps, providing fast and reliable data transfer.
• Surface Mount: Designed for surface mount applications, making it suitable for modern PCB designs that require compact and efficient components.
• Compliance: The TL16C552AFN is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: MSL 3 (168 hours), indicating it is suitable for standard manufacturing processes without requiring special handling for moisture sensitivity.

TL16C552AFN Applications

The TL16C552AFN is ideal for a variety of applications that require efficient asynchronous communication. Some specific use cases include:

• Telecommunications: Ideal for managing data transmission in telecommunication systems, including modems and other communication devices.
• Industrial Automation: Suitable for industrial control systems where reliable and fast data transfer is crucial.
• Peripheral Interfacing: Perfect for interfacing with printers, scanners, and other peripheral devices that require both serial and parallel communication.
• Embedded Systems: Can be used in embedded systems where dual-channel communication is necessary for efficient data handling.
• Networking: Useful in networking applications where high-speed data transfer and modem control are required.

Conclusion of TL16C552AFN

The TL16C552AFN from Texas Instruments is a versatile and efficient dual-channel asynchronous communication element designed for modern electronic systems. Its dual-channel architecture, equipped with 16-byte FIFO buffers, ensures efficient data handling and reduces the load on the host processor. The inclusion of modem control and false start bit detection features enhances its reliability and data integrity. The printer port feature further expands its applicability in various electronic systems.

With its support for a maximum data rate of 1 Mbps and a supply voltage range of 4.75V to 5.25V, the TL16C552AFN is well-suited for applications requiring high-speed and reliable data transfer. Its surface mount design and compliance with environmental and safety standards make it an ideal choice for modern PCB designs.

Overall, the TL16C552AFN offers a robust solution for asynchronous communication needs, making it a valuable component in telecommunications, industrial automation, peripheral interfacing, embedded systems, and networking applications.

TL16C552AFN Documents

Download datasheets and manufacturer documentation for TL16C552AFN

Datasheets :

TL16C552A/AM      

PCN Obsolescence/ EOL :

EOL NOTICE 16/Jun/2023      

HTML Datasheet :

TL16C552A/AM