SN65HVD1474DGKR

Product Overview

• Category: Integrated Circuit
• Use: Transceiver
• Characteristics: High-speed, low-power, half-duplex communication
• Package: DGK (8-pin VSSOP)
• Essence: Communication interface for industrial applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3.3V to 5V
• Data Rate: Up to 5 Mbps
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: ±16 kV HBM, ±8 kV IEC 61000-4-2 Contact Discharge

Detailed Pin Configuration

1. VCC: Power supply voltage input
2. GND: Ground reference
3. TXD: Transmit data output
4. RXD: Receive data input
5. DE: Driver enable input
6. RE: Receiver enable input
7. RS: Slope control input
8. VREF: Reference voltage output

Functional Features

• Half-duplex communication
• Enhanced ESD protection
• Low power consumption
• Wide supply voltage range
• Robust communication in harsh environments
• Built-in slope control for improved signal integrity

Advantages

• High-speed data transmission
• Reliable communication in industrial settings
• Compact package size
• Easy integration into existing systems
• Cost-effective solution for industrial automation

Disadvantages

• Limited to half-duplex communication
• Not suitable for high-speed full-duplex applications
• Requires external components for complete functionality

Working Principles

The SN65HVD1474DGKR is a transceiver IC designed for half-duplex communication in industrial applications. It operates by converting digital signals from the microcontroller into differential signals suitable for transmission over long distances. The transceiver also receives differential signals from the communication line and converts them back into digital signals for the microcontroller to process.

The device incorporates enhanced ESD protection, ensuring reliable operation in harsh industrial environments. It features a wide supply voltage range, allowing compatibility with various systems. The built-in slope control helps maintain signal integrity by reducing reflections and improving noise immunity.

Detailed Application Field Plans

The SN65HVD1474DGKR is widely used in industrial automation, process control systems, and other applications that require robust communication in noisy environments. Some specific application areas include:

1. Factory Automation: Used for communication between PLCs (Programmable Logic Controllers), sensors, and actuators in manufacturing plants.
2. Building Automation: Enables communication between HVAC (Heating, Ventilation, and Air Conditioning) systems, lighting controls, and central management systems.
3. Energy Management Systems: Facilitates communication between smart meters, energy monitoring devices, and control systems for efficient energy management.
4. Transportation Systems: Used in vehicle-to-vehicle and vehicle-to-infrastructure communication systems for intelligent transportation and traffic management.

Detailed and Complete Alternative Models

1. MAX485: Similar half-duplex transceiver IC with 5V supply voltage and data rates up to 2.5 Mbps.
2. LTC2862: Low-power, high-speed transceiver with extended temperature range and ±25 kV HBM ESD protection.
3. SN65HVD230: Half-duplex transceiver with higher data rate capability (up to 20 Mbps) and wider supply voltage range.

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