The TL16C452FNG4 is a high-performance dual Universal Asynchronous Receiver/Transmitter (UART) with integrated parallel port functionality, designed and manufactured by Texas Instruments. This integrated circuit is ideal for applications requiring serial port expansion and flexible I/O interfacing in a single package.

Key Features

• Dual Channel UART: Each UART channel is capable of handling serial data rates up to 1.5 Mbps, providing efficient communication for high-speed data exchange.
• FIFO Buffers: With 16-byte FIFOs for transmit and receive operations on each UART, the TL16C452FNG4 helps to reduce the overhead of CPU intervention, increasing system efficiency.
• Parallel Port: The integrated bidirectional parallel port offers an additional interface for peripheral device connections, supporting SPP, EPP, and ECP modes for enhanced data throughput and versatility.
• Programmable Baud Rate Generators: Baud rate generators allow for the configuration of a wide range of baud rates, providing flexibility to match the requirements of various communication standards.
• Modem Control Circuitry: The device includes complete modem control capabilities, which are essential for establishing and maintaining serial communications with modem-based systems.
• Flexible Character Formatting: It supports 5-, 6-, 7-, or 8-bit characters, with even, odd, or no parity bit generation and detection, along with 1, 1.5, or 2 stop bit generation, accommodating various data formats.
• Industrial Temperature Range: The TL16C452FNG4 operates over an industrial temperature range, making it suitable for use in harsh environments.

Applications

The TL16C452FNG4 is designed for use in a variety of applications that require reliable serial communication and I/O port expansion, such as:

• Industrial control systems
• Point-of-sale terminals
• Networking equipment
• Computer peripheral interfacing
• Embedded systems

With its robust feature set and Texas Instruments' reputation for quality, the TL16C452FNG4 is an excellent choice for designers looking to enhance their systems with dual UART capabilities and parallel port functionality.