TL16C550CFN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Serial Communication Controller
• Characteristics:
  • High-performance UART (Universal Asynchronous Receiver/Transmitter) with FIFO (First-In, First-Out) buffers
  • Supports asynchronous data rates up to 1.5 Mbps
  • Compatible with industry-standard 16C550 UART
  • Low power consumption
  • Available in a 68-pin plastic quad flat package (PQFP)
• Package: 68-pin Plastic Quad Flat Package (PQFP)
• Essence: TL16C550CFN is a high-performance UART IC designed for serial communication applications.
• Packaging/Quantity: The TL16C550CFN is available in a PQFP package and is typically sold individually.

Specifications

The TL16C550CFN has the following specifications:

• Data Rates: Supports asynchronous data rates up to 1.5 Mbps
• UART Compatibility: Fully compatible with the industry-standard 16C550 UART
• FIFO Buffers: Includes 16-byte transmit and receive FIFO buffers
• Operating Voltage: 3.3V or 5V operation
• Interrupts: Supports programmable modem control signals and interrupts
• Data Formats: Supports 5, 6, 7, or 8-bit characters, with odd, even, or no parity
• Flow Control: Provides hardware flow control using CTS/RTS signals
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The TL16C550CFN has a total of 68 pins. Here is the detailed pin configuration:

1. VCC
2. GND
3. TxD (Transmit Data)
4. RxD (Receive Data)
5. RTS (Request to Send)
6. CTS (Clear to Send)
7. DSR (Data Set Ready)
8. DCD (Data Carrier Detect)
9. RI (Ring Indicator)
10. INT (Interrupt Request)
11. CLK (Clock Input) 12-27. FIFO (Transmit and Receive FIFOs) 28-35. Reserved 36-53. Control Signals (MODEM, RESET, etc.) 54-68. Address/Data Bus

Functional Features

The TL16C550CFN offers the following functional features:

1. High-performance UART with FIFO buffers for efficient data transfer.
2. Supports a wide range of asynchronous data rates up to 1.5 Mbps.
3. Fully compatible with the industry-standard 16C550 UART, ensuring easy integration into existing systems.
4. Low power consumption, making it suitable for battery-powered devices.
5. Hardware flow control using CTS/RTS signals for reliable data transmission.
6. Programmable modem control signals and interrupts for enhanced flexibility.

Advantages and Disadvantages

Advantages: - High-performance UART with FIFO buffers improves data transfer efficiency. - Wide range of supported data rates allows for versatile applications. - Compatibility with the industry-standard 16C550 UART ensures ease of integration. - Low power consumption makes it suitable for portable devices. - Hardware flow control enhances data transmission reliability. - Programmable modem control signals and interrupts provide flexibility in system design.

Disadvantages: - Limited availability in only a 68-pin PQFP package. - May require additional components for complete system implementation.

Working Principles

The TL16C550CFN operates as a serial communication controller using UART technology. It receives and transmits data asynchronously, supporting various data formats and baud rates. The integrated FIFO buffers improve data transfer efficiency by reducing CPU overhead. The UART communicates with the host system through control signals, interrupts, and data lines. It can be programmed to handle modem control signals for applications requiring modem communication.

Detailed Application Field Plans

The TL16C550CFN is widely used in various applications, including:

1. Computer Peripherals: Used in serial communication interfaces of printers, scanners, and external modems.
2. Industrial Automation: Enables serial communication in industrial control systems, PLCs (Programmable Logic Controllers), and data acquisition devices.
3. Telecommunications: Utilized in telecommunication equipment such as routers, switches, and PBX systems.
4. Embedded Systems: Integrated into embedded systems for serial communication with other devices or modules.
5. Consumer Electronics: Found in devices like set-top boxes, gaming consoles, and home automation systems that require serial communication capabilities.

Detailed and Complete Alternative Models

• TL16C550CIFN: Similar to TL16C550CFN but available in a 48-pin plastic quad flat package (PQFP).
• SC16C550BIBS: UART IC with similar functionality, available in a smaller 32-pin ball grid array (BGA)