TL16C550DPFBR

Product Overview

Category: Integrated Circuit (IC)

Use: The TL16C550DPFBR is a UART (Universal Asynchronous Receiver/Transmitter) IC, commonly used for serial communication in various electronic devices.

Characteristics: - High-speed data transfer capability - Low power consumption - Wide operating voltage range - Support for multiple data formats (such as 5, 6, 7, or 8-bit characters) - Programmable baud rate generator - FIFO (First-In-First-Out) buffer for efficient data handling

Package: The TL16C550DPFBR is available in a small form factor package, typically a 48-pin TQFP (Thin Quad Flat Package).

Essence: This IC serves as a crucial component in enabling reliable and efficient serial communication between microcontrollers, computers, and other electronic devices.

Packaging/Quantity: The TL16C550DPFBR is usually supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 1.5 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1 (Single-channel UART)
• Data Formats: 5, 6, 7, or 8-bit characters
• FIFO Buffer Size: 16 bytes
• Interrupt Sources: Receiver Line Status, Receiver Data Available, Transmitter Holding Register Empty, Modem Status

Detailed Pin Configuration

The TL16C550DPFBR has a total of 48 pins, each serving a specific function. Here is a brief overview of the pin configuration:

• VCC: Power supply input
• GND: Ground connection
• TXD: Transmitter Data Output
• RXD: Receiver Data Input
• RTS: Request to Send
• CTS: Clear to Send
• DSR: Data Set Ready
• DTR: Data Terminal Ready
• RI: Ring Indicator
• INT: Interrupt output
• CLK: Clock input
• RESET: Reset input

For a complete pin configuration diagram, please refer to the TL16C550DPFBR datasheet.

Functional Features

The TL16C550DPFBR offers several functional features that enhance its usability and performance:

1. Baud Rate Generator: The programmable baud rate generator allows flexible selection of data transfer rates, accommodating various communication requirements.

2. FIFO Buffer: The integrated FIFO buffer improves data handling efficiency by temporarily storing incoming and outgoing data, reducing the need for frequent CPU intervention.

3. Interrupt Support: The IC supports multiple interrupt sources, enabling efficient event-driven communication and minimizing CPU overhead.

4. Auto Flow Control: The TL16C550DPFBR incorporates automatic flow control mechanisms (RTS/CTS) to regulate data transmission between devices, preventing data loss or buffer overflow.

Advantages and Disadvantages

Advantages: - High-speed data transfer capability enables fast and reliable communication. - Low power consumption makes it suitable for battery-powered devices. - Wide operating voltage range provides compatibility with various systems. - Programmable baud rate generator allows flexibility in selecting data transfer rates. - FIFO buffer enhances data handling efficiency.

Disadvantages: - Limited to single-channel UART functionality. - Requires external components for complete serial communication setup. - May not be suitable for applications requiring multiple UART channels.

Working Principles

The TL16C550DPFBR operates based on the principles of UART communication. It receives parallel data from the transmitting device, converts it into a serial format, and transmits it over a communication line. On the receiving end, it receives the serial data, converts it back into parallel format, and delivers it to the receiving device.

The IC utilizes a clock signal to synchronize the data transfer between devices. It also incorporates error detection and correction mechanisms to ensure reliable communication.

Detailed Application Field Plans

The TL16C550DPFBR finds applications in various fields, including:

1. Embedded Systems: Used in microcontroller-based systems for serial communication with peripheral devices such as sensors, displays, and memory modules.

2. Computer Peripherals: Employed in computer peripherals like printers, scanners, and modems to facilitate data exchange with the host computer.

3. Industrial Automation: Integrated into industrial automation systems for communication between PLCs (Programmable Logic Controllers), HMIs (Human-Machine Interfaces), and other control devices.

4. Telecommunications: Utilized in telecommunication equipment, such as routers, switches, and network interfaces, to enable serial communication between network devices.

Detailed and Complete Alternative Models

1. MAX232: A popular alternative offering similar functionality, widely used in serial communication applications.
2. SC16C