TL16C550DRHB

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Serial Communication Controller
• Characteristics:
  • High-speed UART (Universal Asynchronous Receiver/Transmitter) with FIFO (First-In, First-Out) buffer
  • Compatible with industry-standard 16C550 UART
  • Supports asynchronous data rates up to 1.5 Mbps
  • Low power consumption
• Package: 44-pin Plastic Quad Flat Package (PQFP)
• Essence: TL16C550DRHB is a high-performance UART IC used for serial communication in various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on customer requirements.

Specifications

• Supply Voltage: 3.3V
• Data Format: 5, 6, 7, or 8-bit character length, with odd, even, or no parity
• FIFO Buffer Size: 16 bytes
• Operating Temperature Range: -40°C to +85°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The TL16C550DRHB has a total of 44 pins. Here is a brief overview of the pin configuration:

• Pins 1-22: Data Bus (D0-D7, DTR, DSR, RTS, CTS, RI, CD, RxD, TxD)
• Pins 23-26: Control Signals (RD, WR, ALE, INT)
• Pins 27-30: Clock and Reset (CLK, RESET)
• Pins 31-34: Power Supply (VCC, GND)
• Pins 35-44: Reserved

For a detailed pin diagram and function description, please refer to the TL16C550DRHB datasheet.

Functional Features

• Full-duplex UART with programmable baud rate generator
• Supports both 5V and 3.3V logic levels
• Provides modem control signals (DTR, DSR, RTS, CTS, RI, CD)
• Supports automatic hardware or software flow control
• Built-in FIFO buffers for improved data transfer efficiency
• Error detection and handling mechanisms (parity, framing, overrun errors)

Advantages and Disadvantages

Advantages: - High-speed data transfer rates - Low power consumption - Compatibility with industry-standard UARTs - Flexible data format and control options - Error detection and handling capabilities

Disadvantages: - Limited FIFO buffer size (16 bytes) - Requires external crystal oscillator for clock generation

Working Principles

The TL16C550DRHB is a UART IC that facilitates serial communication between a microcontroller or processor and peripheral devices. It receives and transmits asynchronous serial data in a full-duplex mode. The UART converts parallel data from the microcontroller into serial data for transmission and vice versa.

The IC incorporates FIFO buffers to store incoming and outgoing data, reducing the load on the microcontroller and improving overall system performance. It supports various data formats and control signals, allowing for flexible configuration based on specific application requirements.

Detailed Application Field Plans

The TL16C550DRHB finds applications in a wide range of electronic devices requiring serial communication, including but not limited to: - Personal computers - Embedded systems - Industrial automation equipment - Communication devices (modems, routers) - Point-of-sale terminals - Medical instruments

Detailed and Complete Alternative Models

• TL16C550BPT - Similar UART IC with 64-byte FIFO buffer
• MAX3100CPD - UART IC with integrated RS-232 transceiver
• SC16C2552BIA44 - Dual UART IC with 128-byte FIFO buffer

These alternative models offer similar functionality and can be considered as substitutes based on specific project requirements.

In conclusion, the TL16C550DRHB is a high-performance UART IC that provides reliable and efficient serial communication capabilities. Its compatibility, features, and wide range of applications make it a popular choice among electronic designers and manufacturers.

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