TL16C550CFNR

Product Overview

Category

The TL16C550CFNR belongs to the category of integrated circuits (ICs) specifically designed for serial communication.

Use

This product is commonly used in various electronic devices that require serial communication, such as computers, printers, modems, and industrial control systems.

Characteristics

• High-speed data transmission: The TL16C550CFNR supports baud rates up to 1.5 Mbps, enabling fast and efficient data transfer.
• Versatile functionality: It offers a wide range of features including UART (Universal Asynchronous Receiver/Transmitter), FIFO (First-In-First-Out) buffers, and programmable interrupt capability.
• Low power consumption: The IC is designed to operate with minimal power consumption, making it suitable for battery-powered devices.
• Robust design: It incorporates built-in protection mechanisms against noise and voltage fluctuations, ensuring reliable data transmission.

Package

The TL16C550CFNR is available in a compact and industry-standard 48-pin plastic quad flat package (PQFP).

Essence

The essence of TL16C550CFNR lies in its ability to facilitate seamless and efficient serial communication between electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel containing approximately 250 units.

Specifications

• Supply Voltage: 3.3V
• Data Rate: Up to 1.5 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 48
• Interface: UART

Detailed Pin Configuration

The TL16C550CFNR has a total of 48 pins, each serving a specific function. Here is a detailed pin configuration:

1. VCC - Power supply voltage
2. GND - Ground
3. CTS - Clear To Send
4. RTS - Request To Send
5. DSR - Data Set Ready
6. RXD - Receive Data
7. TXD - Transmit Data
8. DCD - Data Carrier Detect
9. RI - Ring Indicator
10. REFCLK - Reference Clock Input 11-18. Reserved 19-28. Data Bus (DB0-DB7) 29-36. Address Bus (A0-A7) 37-40. Control Signals (RD, WR, ALE, INT) 41-48. Reserved

Functional Features

1. UART Functionality: The TL16C550CFNR incorporates a UART module that enables asynchronous serial communication.
2. FIFO Buffers: It includes 16-byte receive and transmit FIFO buffers, reducing the need for frequent CPU intervention.
3. Programmable Interrupts: The IC supports programmable interrupts, allowing efficient handling of data transfer events.
4. Auto Flow Control: It provides hardware flow control signals (CTS and RTS) to manage data flow between devices.
5. Sleep Mode Support: The TL16C550CFNR offers a sleep mode feature, conserving power when not actively transmitting or receiving data.

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Versatile functionality with UART and FIFO buffers
• Low power consumption
• Robust design for reliable data transfer
• Industry-standard package for easy integration

Disadvantages

• Limited availability of alternative models
• May require additional external components for certain applications

Working Principles

The TL16C550CFNR operates based on the principles of UART communication. It receives and transmits data in a serial format using start and stop bits, ensuring accurate and synchronized data transfer between devices. The UART module within the IC handles the conversion between parallel and serial data formats.

Detailed Application Field Plans

The TL16C550CFNR finds extensive application in various fields, including: - Computer peripherals: Used in printers, scanners, and external modems for data communication. - Industrial control systems: Enables serial communication between different components of industrial automation systems. - Telecommunications: Facilitates data transfer in telecommunication equipment such as routers and switches. - Embedded systems: Integrated into microcontroller-based systems for serial communication with external devices.

Detailed and Complete Alternative Models

While the TL16C550CFNR is a widely used IC, there are alternative models available that offer similar functionality. Some notable alternatives include: - MAX3100: UART with integrated RS-232 transceiver - SC16C2552B: Dual UART with enhanced features - XR16L788: High-performance UART with advanced FIFO capabilities

These alternative models provide options for designers based on specific requirements and system constraints.

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