TL16C554IPNR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Serial Communication Controller
• Characteristics: High-performance, multi-channel UART (Universal Asynchronous Receiver/Transmitter) with FIFO (First-In-First-Out) buffers
• Package: 64-pin plastic quad flat package (PQFP)
• Essence: TL16C554IPNR is a versatile IC designed for serial communication applications, offering multiple channels and advanced features.
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Number of Channels: 4
• Data Rate: Up to 1.5 Mbps
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: RS-232, RS-422, RS-485
• Buffer Size: 16-byte transmit and receive FIFOs per channel
• Interrupts: Programmable interrupt modes for efficient data handling
• Power Management: Low-power mode available for reduced energy consumption

Pin Configuration

The TL16C554IPNR has a total of 64 pins. The pin configuration is as follows:

Pin 1: VCC Pin 2: GND Pin 3: CTS0 Pin 4: RTS0 ... Pin 63: RXD3 Pin 64: TXD3

Please refer to the datasheet for a complete pinout diagram.

Functional Features

• Multi-channel UART: Provides four independent UART channels for simultaneous communication.
• FIFO Buffers: Includes 16-byte FIFO buffers for each channel, reducing CPU overhead and improving performance.
• Programmable Interrupts: Offers various interrupt modes to efficiently handle incoming and outgoing data.
• Power Management: Supports low-power mode for energy-efficient operation.

Advantages and Disadvantages

Advantages: - Multiple Channels: Allows for concurrent communication on multiple channels. - FIFO Buffers: Enhances data handling efficiency and reduces CPU load. - Programmable Interrupts: Enables efficient data processing and interrupt handling. - Low-Power Mode: Helps conserve energy in power-sensitive applications.

Disadvantages: - Limited Channel Count: Only supports up to four UART channels, which may be insufficient for certain applications. - Package Size: The 64-pin PQFP package may require additional space on the PCB compared to smaller packages.

Working Principles

The TL16C554IPNR is based on the UART protocol, which enables asynchronous serial communication. It receives and transmits data in a sequential manner, using start and stop bits for synchronization. The integrated FIFO buffers help store incoming and outgoing data, reducing the need for constant CPU intervention. The programmable interrupts allow for efficient handling of data transfer events, ensuring smooth communication flow.

Application Field Plans

The TL16C554IPNR finds application in various fields, including:

1. Industrial Automation: Used for communication between industrial devices and control systems.
2. Telecommunications: Facilitates data transmission in telecommunication equipment.
3. Embedded Systems: Enables serial communication in embedded systems like IoT devices and microcontrollers.
4. Networking: Supports serial communication in networking equipment such as routers and switches.

Alternative Models

Here are some alternative models that offer similar functionality:

1. TL16C550CIPN: A single-channel UART IC with FIFO buffers.
2. TL16C552AFN: Dual-channel UART IC with FIFO buffers and enhanced features.
3. TL16C554CFN: Four-channel UART IC with FIFO buffers and extended temperature range.

Please note that these alternatives may have different pin configurations and specifications.