SN65HVD1782QDRQ1

Product Overview

Category

The SN65HVD1782QDRQ1 belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This product is commonly used in automotive systems for reliable and efficient communication between different electronic components. It enables data transmission over long distances, making it suitable for various automotive networking protocols.

Characteristics

• Robustness: The SN65HVD1782QDRQ1 is designed to withstand harsh automotive environments, including high temperatures, voltage transients, and electromagnetic interference.
• Low Power Consumption: This IC is optimized for low power consumption, making it suitable for battery-powered automotive systems.
• High Data Rate: It supports high-speed data transmission, allowing for quick and efficient communication between automotive modules.
• ESD Protection: The SN65HVD1782QDRQ1 provides built-in electrostatic discharge (ESD) protection, ensuring the reliability of the communication link.

Package

The SN65HVD1782QDRQ1 is available in a small outline package (SOIC) with 8 pins. This compact package allows for easy integration into automotive electronic systems.

Essence

The essence of the SN65HVD1782QDRQ1 lies in its ability to provide a robust and efficient communication interface for automotive applications. It ensures reliable data transmission, even in challenging environmental conditions.

Packaging/Quantity

This product is typically sold in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 3.3V to 5V
• Data Rate: Up to 1 Mbps
• Operating Temperature Range: -40°C to +125°C
• ESD Protection: ±16 kV (Human Body Model)
• Quiescent Current: 5 µA (Typical)

Detailed Pin Configuration

The SN65HVD1782QDRQ1 features the following pin configuration:

1. VCC - Power supply voltage
2. GND - Ground reference
3. RS - Receiver input/output
4. RO - Receiver output
5. DE - Driver output enable
6. DI - Driver input
7. RE - Receiver output enable
8. VREF - Reference voltage for receiver input threshold

Functional Features

• Half-Duplex Communication: The SN65HVD1782QDRQ1 supports half-duplex communication, allowing data transmission in both directions but not simultaneously.
• Fail-Safe Operation: In case of a bus fault or idle condition, the receiver outputs a high-level signal to prevent false data interpretation.
• Thermal Shutdown Protection: This IC includes thermal shutdown protection to prevent damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Robustness in Automotive Environments: The SN65HVD1782QDRQ1 is designed to withstand the challenging conditions encountered in automotive systems, ensuring reliable communication.
• Low Power Consumption: Its optimized power consumption makes it suitable for battery-powered applications, contributing to energy efficiency.
• High Data Rate: The ability to transmit data at high speeds enables efficient communication between automotive modules.

Disadvantages

• Half-Duplex Communication: The limitation of half-duplex communication may not be suitable for applications requiring simultaneous bidirectional data transmission.

Working Principles

The SN65HVD1782QDRQ1 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 cable. The differential signaling technique provides noise immunity and allows for long-distance data transmission.

Detailed Application Field Plans

The SN65HVD1782QDRQ1 is widely used in various automotive applications, including:

1. In-vehicle Networks: It is employed in CAN (Controller Area Network) systems for communication between electronic control units (ECUs), such as engine management systems, transmission control modules, and body control modules.
2. Automotive Infotainment Systems: The IC facilitates communication between different infotainment modules, such as audio systems, navigation systems, and display units.
3. Advanced Driver Assistance Systems (ADAS): It plays a crucial role in ADAS applications by enabling communication between sensors, cameras, and control units for functions like collision avoidance, lane departure warning, and adaptive cruise control.

Detailed and Complete Alternative Models

1. SN65HVD1792QDRQ1: Similar to the SN65HVD1782QDRQ1, this model offers enhanced features such as higher data rates and additional protection mechanisms.
2. MCP2551: This alternative model from Microchip Technology provides similar functionality and is widely used in automotive applications.
3. TJA1050: Manufactured by NXP Semiconductors, the TJA1050 is another popular