SN75HVD08DR

Product Overview

Category

SN75HVD08DR belongs to the category of integrated circuits (ICs) specifically designed for use in communication systems.

Use

This product is commonly used as a transceiver in various communication applications, including industrial automation, automotive electronics, and telecommunications.

Characteristics

• High-speed data transmission: SN75HVD08DR supports data rates up to 5 Mbps, making it suitable for applications requiring fast and reliable communication.
• Robustness: The device is designed to withstand harsh operating conditions, such as high temperatures and electrical noise, ensuring reliable performance in demanding environments.
• Low power consumption: SN75HVD08DR is optimized for low power consumption, making it suitable for battery-powered devices or energy-efficient systems.
• ESD protection: The IC incorporates built-in electrostatic discharge (ESD) protection, safeguarding the device against potential damage from static electricity.

Package

SN75HVD08DR is available in a small outline package (SOP) with eight pins. This package type offers ease of integration into various circuit designs.

Essence

The essence of SN75HVD08DR lies in its ability to facilitate bidirectional data transmission between different components of a communication system while ensuring signal integrity and reliability.

Packaging/Quantity

SN75HVD08DR is typically sold in reels containing a quantity of 2500 units per reel.

Specifications

• Supply voltage range: 3.3V to 5V
• Operating temperature range: -40°C to +85°C
• Data rate: Up to 5 Mbps
• Number of channels: 1 (single channel)
• Input/output logic levels: Compatible with TTL, CMOS, and LVCMOS

Detailed Pin Configuration

The pin configuration of SN75HVD08DR is as follows:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | GND | Ground | | 2 | VCC | Supply voltage (3.3V to 5V) | | 3 | RO | Receiver output | | 4 | DI | Driver input | | 5 | DE | Driver enable | | 6 | RE | Receiver enable | | 7 | RS | Reserved (do not connect) | | 8 | VP | Positive supply voltage |

Functional Features

• Bidirectional data transmission: SN75HVD08DR enables the exchange of data between a transmitter and receiver, facilitating communication between different components of a system.
• Driver enable and receiver enable control: The device allows for independent control of the driver and receiver sections, enabling efficient power management and flexibility in data transmission.
• Built-in fail-safe features: SN75HVD08DR incorporates fail-safe circuitry that ensures the receiver outputs a valid logic level when the bus is idle or disconnected, enhancing system reliability.
• Wide supply voltage range: The IC supports a wide range of supply voltages, making it compatible with various systems and reducing the need for additional voltage regulation circuits.

Advantages and Disadvantages

Advantages

• High-speed data transmission capability
• Robustness in harsh operating conditions
• Low power consumption
• Built-in ESD protection

Disadvantages

• Limited number of channels (single channel)
• Reserved pin (RS) with no defined functionality

Working Principles

SN75HVD08DR operates based on the principles of differential signaling. It uses a balanced line driver and receiver to transmit and receive data over a twisted pair of wires. The driver section converts the digital signals into differential voltage levels, while the receiver section detects and interprets these voltage differences to recover the transmitted data.

Detailed Application Field Plans

SN75HVD08DR finds applications in various fields, including:

1. Industrial Automation: The IC is used in industrial control systems, allowing for reliable communication between different automation devices and sensors.
2. Automotive Electronics: SN75HVD08DR enables communication between various electronic modules in vehicles, such as engine control units, airbag systems, and infotainment systems.
3. Telecommunications: The product is utilized in telecommunications equipment, facilitating data transmission between network components and ensuring reliable communication.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN75HVD08DR include:

• MAX485
• LTC2850
• ADM2485
• SP3485

These alternatives can be considered based on specific application requirements, availability, and cost considerations.

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