LTC1484IS8#TRPBF

Product Overview

Category

LTC1484IS8#TRPBF belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• High-speed, low-power RS485/RS422 transceiver
• Supports data rates up to 20Mbps
• Wide common-mode range (-7V to +12V)
• Low quiescent current (1.5mA)
• ESD protection on bus pins
• Available in an 8-pin SOIC package

Package and Quantity

The LTC1484IS8#TRPBF is packaged in an 8-pin small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage: 4.75V to 5.25V
• Operating Temperature Range: -40°C to 85°C
• Data Rate: Up to 20Mbps
• Common-Mode Range: -7V to +12V
• Quiescent Current: 1.5mA (typical)

Pin Configuration

The LTC1484IS8#TRPBF has the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Power Supply --| A B |-- Pin 2: Differential Data Inputs/Outputs --| Y Z |-- Pin 3: Differential Data Inputs/Outputs --| /RE DE |-- Pin 4: Receiver Enable/Input Driver Enable --| RO DI |-- Pin 5: Receiver Output/Input Driver Input --| RE DE |-- Pin 6: Receiver Output/Input Driver Input --| /RE DE |-- Pin 7: Receiver Enable/Input Driver Enable --| VCC GND |-- Pin 8: Power Supply |___________| ```

Functional Features

• High-speed data transmission and reception using RS485/RS422 standards
• Wide common-mode range allows for reliable operation in noisy environments
• Low quiescent current ensures power efficiency
• ESD protection on bus pins enhances reliability in harsh conditions

Advantages and Disadvantages

Advantages

• High-speed data rates up to 20Mbps
• Wide common-mode range for reliable operation
• Low power consumption
• ESD protection for enhanced reliability

Disadvantages

• Limited number of pins for data input/output

Working Principles

The LTC1484IS8#TRPBF is a high-speed transceiver that enables bidirectional communication between devices using the RS485/RS422 protocols. It converts the differential signals from the A and B inputs into single-ended logic levels suitable for interfacing with microcontrollers or other digital circuits. The receiver enable (/RE) and driver enable (DE) pins control the direction of data flow.

Detailed Application Field Plans

The LTC1484IS8#TRPBF finds applications in various fields, including:

1. Industrial Automation: Used for communication between PLCs, sensors, and actuators in industrial control systems.
2. Building Automation: Enables data exchange between HVAC systems, lighting controls, and central management systems.
3. Automotive Electronics: Facilitates communication between different electronic modules in vehicles, such as engine control units and infotainment systems.
4. Telecommunications: Used in networking equipment for long-distance data transmission over twisted-pair cables.
5. Security Systems: Enables communication between security cameras, access control systems, and central monitoring stations.

Alternative Models

1. MAX485ESA+: Similar functionality and pin configuration, offered by Maxim Integrated.
2. SN75176BP: RS485/RS422 transceiver with comparable specifications, manufactured by Texas Instruments.
3. ADM485ARZ: Alternative IC from Analog Devices, offering high-speed data transmission and similar pin configuration.

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the LTC1484IS8#TRPBF is a high-speed RS485/RS422 transceiver with wide common-mode range, low power consumption, and ESD protection. It finds applications in various industries, including industrial automation, building automation, automotive electronics, telecommunications, and security systems. Alternative models such as MAX485ESA+ and SN75176BP offer similar functionality and can be used as substitutes if required.