SN75HVD3082EDGK

Product Overview

• Category: Integrated Circuit (IC)
• Use: Transceiver
• Characteristics:
  • High-speed communication
  • Low power consumption
  • Robustness in noisy environments
• Package: DGK package
• Essence: Transceiver IC for industrial applications
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3.3V to 5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1
• Input Logic Levels: CMOS/TTL compatible
• Output Logic Levels: RS-485 compliant
• ESD Protection: ±15 kV HBM, ±8 kV IEC 61000-4-2 Air-Gap Discharge, ±6 kV IEC 61000-4-2 Contact Discharge

Detailed Pin Configuration

The SN75HVD3082EDGK has the following pin configuration:

1. VCC: Power supply voltage
2. GND: Ground reference
3. RO: Receiver output
4. RE: Receiver enable input
5. DE: Driver enable input
6. DI: Driver input
7. D: Data line
8. A: Bus terminal A
9. B: Bus terminal B

Functional Features

• Half-duplex transceiver
• Allows bidirectional data transmission over a single twisted-pair cable
• Supports RS-485 standard
• Built-in fail-safe circuitry ensures receiver output is high when inputs are open or shorted
• Thermal shutdown protection prevents damage due to excessive power dissipation

Advantages and Disadvantages

Advantages: - High-speed communication capability - Low power consumption - Robustness in noisy environments - Built-in fail-safe circuitry - Thermal shutdown protection

Disadvantages: - Limited to half-duplex communication - Requires external components for complete functionality

Working Principles

The SN75HVD3082EDGK is a transceiver IC designed for industrial applications. It enables bidirectional data transmission over a single twisted-pair cable using the RS-485 standard. The IC operates in half-duplex mode, allowing communication in both directions but not simultaneously.

The transceiver features built-in fail-safe circuitry that ensures the receiver output remains high when inputs are open or shorted. This feature enhances system reliability and robustness in noisy environments. Additionally, the IC incorporates thermal shutdown protection to prevent damage caused by excessive power dissipation.

Detailed Application Field Plans

The SN75HVD3082EDGK is widely used in various industrial applications, including:

1. Building automation systems
2. Industrial control systems
3. Process control equipment
4. Factory automation
5. HVAC (Heating, Ventilation, and Air Conditioning) systems
6. Robotics
7. Power distribution systems
8. Security systems

Detailed and Complete Alternative Models

1. MAX485: Similar specifications and functionality, available in DIP and SOIC packages.
2. LTC2862: Low-power RS-485 transceiver with integrated ESD protection and hot-swap capability.
3. ADM2483: Isolated RS-485 transceiver with integrated DC/DC converter for galvanic isolation.

These alternative models offer similar features and can be considered as substitutes for the SN75HVD3082EDGK depending on specific application requirements.

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