LTC1481IN8#PBF

Product Overview

Category

LTC1481IN8#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in communication systems and industrial applications for data transmission.

Characteristics

• High-speed, low-power RS485/RS422 transceiver
• Supports data rates up to 20Mbps
• Operates from a single 5V supply
• Low quiescent current consumption
• Wide common-mode range (-7V to +12V)
• ESD protection on bus pins
• Available in an 8-pin PDIP package

Package and Quantity

The LTC1481IN8#PBF is packaged in an 8-pin PDIP (Plastic Dual In-line Package). It is available in quantities specified by the manufacturer.

Specifications

• Supply Voltage: 5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 300µA (typical)
• Common-Mode Range: -7V to +12V
• ESD Protection: ±15kV Human Body Model

Pin Configuration

The LTC1481IN8#PBF has the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Power Supply --| RO RE |-- Pin 2: Receiver Output / Receiver Enable --| DI DE |-- Pin 3: Driver Input / Driver Enable --| DE /RE |-- Pin 4: Driver Enable / Receiver Enable (Active Low) --| A B |-- Pins 5 & 6: Differential Bus I/O --| Y /Z |-- Pins 7 & 8: Receiver Output / Driver Output (Active Low) |___________| ```

Functional Features

• High-speed data transmission: The LTC1481IN8#PBF supports data rates up to 20Mbps, making it suitable for applications requiring fast communication.
• Low power consumption: With a quiescent current of only 300µA, this transceiver minimizes power consumption, making it ideal for battery-powered devices.
• Wide common-mode range: The device can tolerate a wide range of common-mode voltages (-7V to +12V), ensuring reliable operation in various environments.
• ESD protection: The bus pins are equipped with electrostatic discharge (ESD) protection, safeguarding the transceiver from damage caused by static electricity.

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Low power consumption
• Wide common-mode range for versatile applications
• ESD protection for enhanced reliability

Disadvantages

• Limited pin count may restrict functionality in complex systems
• Requires an external power supply

Working Principles

The LTC1481IN8#PBF is designed to facilitate bidirectional data transmission over long distances using RS485/RS422 protocols. It employs differential signaling to achieve noise immunity and high-speed operation. The driver section converts logic-level signals into balanced differential outputs, while the receiver section converts differential inputs back into logic-level signals. The transceiver operates from a single 5V supply and incorporates features like driver/receiver enable control and ESD protection.

Application Field Plans

The LTC1481IN8#PBF finds extensive application in various fields, including: - Industrial automation systems - Building automation and control networks - Process control and monitoring systems - Data acquisition systems - Instrumentation and measurement equipment - Communication systems requiring long-distance data transmission

Alternative Models

Here are some alternative models that offer similar functionality: - MAX485 - SN75176 - ADM485 - SP3485

These models can be considered as alternatives to the LTC1481IN8#PBF, depending on specific requirements and availability.

In conclusion, the LTC1481IN8#PBF is a high-speed, low-power RS485/RS422 transceiver widely used in communication systems and industrial applications. Its key features include high data rates, low power consumption, wide common-mode range, and ESD protection. With its compact package and versatile functionality, it serves as a reliable solution for long-distance data transmission needs.