TL16C550DPTR

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
• Package: 48-pin Thin Quad Flat Package (TQFP)
• Essence: TL16C550DPTR is a versatile serial communication controller designed for various applications requiring reliable and efficient data transfer.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Data Rate: Supports baud rates up to 1.5 Mbps
• Operating Voltage: 3.3V or 5V
• Buffer Size: 16-byte transmit and receive FIFOs
• Interrupts: Programmable interrupt modes for efficient data handling
• Compatibility: Fully compatible with industry-standard 16C550 UART

Detailed Pin Configuration

The TL16C550DPTR has a total of 48 pins, each serving a specific function. The pin configuration is as follows:

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. INT - Interrupt Output 12-27. A0-A15 - Address Inputs
12. RESET - Reset Input 29-44. D0-D15 - Data Bus
13. WR - Write Enable
14. RD - Read Enable
15. CS - Chip Select
16. CLK - System Clock Input

Functional Features

• High Performance: TL16C550DPTR offers high-speed data transfer with its 1.5 Mbps baud rate capability.
• FIFO Buffers: The integrated FIFO buffers enhance data handling efficiency and reduce CPU overhead.
• Interrupt Handling: Programmable interrupt modes allow efficient handling of incoming and outgoing data.
• Compatibility: Fully compatible with the industry-standard 16C550 UART, ensuring seamless integration into existing systems.

Advantages and Disadvantages

Advantages: - High-performance data transfer - Efficient FIFO buffering - Programmable interrupt modes - Industry-standard compatibility

Disadvantages: - Limited availability in certain package options - Requires external crystal oscillator for clock input

Working Principles

The TL16C550DPTR operates as a serial communication controller by receiving and transmitting data through its RXD and TXD pins. It utilizes FIFO buffers to store incoming and outgoing data, reducing the burden on the CPU. The chip supports various baud rates and can be configured to generate interrupts upon specific events, allowing efficient data handling.

Detailed Application Field Plans

The TL16C550DPTR finds applications in various fields that require reliable and high-speed serial communication. Some potential application areas include:

1. Industrial Automation: Used in PLCs (Programmable Logic Controllers) for communication with peripheral devices.
2. Networking Equipment: Integrated into routers, switches, and modems for data transmission.
3. Point-of-Sale Systems: Enables communication between POS terminals and peripherals like barcode scanners and receipt printers.
4. Embedded Systems: Utilized in embedded devices for serial communication with external modules or sensors.

Alternative Models

For users seeking alternative options, the following models provide similar functionality to the TL16C550DPTR:

1. MAX3100 - UART with integrated SPI interface
2. SC16C2550BIB48 - Enhanced UART with larger FIFO buffers
3. XR16L2550IM-0A-EVB - UART with advanced features and low power consumption

These alternative models offer comparable performance and can be considered based on specific application requirements.

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