ST485EXDR

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IC TRANSCEIVER HALF 1/1 8SOIC

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Especificações

Atributo Valor
Part Status Active
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Half
Receiver Hysteresis 70 mV
Data Rate 5Mbps
Voltage - Supply 4.75V ~ 5.25V
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ST485

Visão Geral

Description

"Introduction to ST485EXDR" likely refers to an introductory course or module related to a specific subject. Without additional context, it is challenging to provide specific details. However, the name suggests a focus on a specialized topic, possibly within a technical or academic field. Here’s a general approach:
1. Course Overview: The course may cover foundational concepts, theories, and methodologies relevant to ST485EXDR. It aims to equip students with essential knowledge and skills.
2. Content Areas: Topics might include theoretical frameworks, practical applications, case studies, and current trends in the subject matter.
3. Learning Objectives: Students may learn to analyze, evaluate, and apply concepts within the field, developing critical thinking and problem-solving skills.
4. Target Audience: Typically aimed at students, professionals, or enthusiasts interested in deepening their understanding of the topic.
5. Format and Structure: The course could include lectures, discussions, hands-on projects, and assessments to reinforce learning.
For specific details about ST485EXDR, such as the syllabus, prerequisites, or instructor information, consulting the official course catalog or website of the offering institution is recommended.

Equivalent

The ST485EXDR is a low-power RS-485/RS-422 transceiver. Equivalent products include:
1. MAX485 from Maxim Integrated
2. SN75176A from Texas Instruments
3. ADM485 from Analog Devices
4. LTC485 from Linear Technology
5. SP485 from Sipex
These alternatives offer similar functionalities such as half-duplex communication, low power consumption, and compatibility with RS-485/RS-422 standards. Always verify the specific requirements of your application against the datasheet specifications of each component.

Features

The ST485EXDR is a transceiver designed for RS-485 communication, commonly used in industrial and commercial applications. Key features include:
1. Half-Duplex Operation: Supports balanced data transmission, suitable for communication over long distances.
2. Wide Supply Voltage Range: Operates typically from 4.75V to 5.25V, allowing compatibility with various systems.
3. High Data Rate: Supports up to 10 Mbps, making it suitable for high-speed communication.
4. Robust Design: Offers high ESD protection and fault tolerance, ensuring reliability in harsh environments.
5. Low Power Consumption: Features low quiescent current, contributing to energy efficiency.
6. Temperature Range: Operates over an extended temperature range, typically from -40°C to +85°C, suitable for diverse climates.
7. Driver and Receiver Enable Pins: Facilitates the control of data flow and power-saving modes.
8. Small Form Factor: Comes in compact packages for space-constrained applications.
These features make the ST485EXDR a versatile choice for reliable RS-485 communication in various systems.

Pinout

The ST485EXDR is an RS-485 transceiver IC designed for balanced data transmission. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. RO (Receiver Output): Outputs the received data.
2. RE̅̅ (Receiver Enable): Active low input to enable the receiver.
3. DE (Driver Enable): Activates the driver when high.
4. DI (Driver Input): Inputs the data to be transmitted.
5. GND (Ground): Ground reference for the IC.
6. A (Non-Inverting Receiver Input/Driver Output): Connects to the line.
7. B (Inverting Receiver Input/Driver Output): Connects to the line.
8. VCC (Supply Voltage): Powers the IC.
These pins enable the ST485EXDR to interface with the RS-485 communication standard, allowing for data transmission over long distances with differential signaling.

Manufacturer

The ST485EXDR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It is one of the world's largest semiconductor companies and serves various sectors, including automotive, industrial, personal electronics, communications equipment, and computer peripherals. The company is known for its innovation and comprehensive product portfolio, which includes microcontrollers, sensors, power management systems, and analog devices, among others. STMicroelectronics is headquartered in Geneva, Switzerland, and operates worldwide with a strong commitment to sustainability and technology development.

Application

The ST485EXDR is a low-power RS-485/RS-422 transceiver designed for robust data communication. Its primary application areas include:
1. Industrial Automation: Facilitates reliable communication between industrial devices and control systems.
2. Building Automation: Used in HVAC systems and security systems for data transmission.
3. Energy Management: Employed in smart grid applications and energy metering for efficient data exchange.
4. Telecommunications: Supports data transfer in networking and telecommunication infrastructure.
5. Automotive Systems: Utilized in vehicle diagnostic systems and in-vehicle networks.
6. Instrumentation: Applied in data acquisition systems for transmitting sensor data.
Its features like high ESD protection and extended temperature range make it suitable for harsh environments.

Package

The ST485EXDR is a transceiver IC that typically comes in an SO-8 (Small Outline) package type. This package is compact and suitable for surface-mount technology, which is commonly used in electronic circuit board designs.

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