SN65HVD1780QDRQ1

Product Overview

Category

The SN65HVD1780QDRQ1 belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This product is commonly used in automotive systems for reliable data communication over a Controller Area Network (CAN) bus. It enables robust and efficient transmission of signals between various electronic control units (ECUs) within a vehicle.

Characteristics

• High-speed CAN transceiver
• Supports data rates up to 5 Mbps
• Designed for use in harsh automotive environments
• Low electromagnetic emissions
• Robust fault protection features
• Wide supply voltage range (3.3V to 5V)

Package

The SN65HVD1780QDRQ1 is available in a small outline package (SOIC) with 8 pins. This package offers ease of integration into existing circuit boards and provides mechanical stability.

Essence

The essence of SN65HVD1780QDRQ1 lies in its ability to facilitate reliable and efficient communication between different automotive ECUs, ensuring smooth operation of various vehicle systems.

Packaging/Quantity

The SN65HVD1780QDRQ1 is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage: 3.3V to 5V
• Data Rate: Up to 5 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 SN65HVD1780QDRQ1 has the following pin configuration:

1. VCC - Power supply input
2. GND - Ground reference
3. RS - Receiver input/output
4. CANH - CAN bus high-side connection
5. CANL - CAN bus low-side connection
6. VREF - Reference voltage output
7. TXD - Transmitter input/output
8. NC - No connection

Functional Features

• High-speed differential signaling for reliable data transmission
• Integrated protection against electrostatic discharge (ESD)
• Low quiescent current for power efficiency
• Wake-up and sleep modes for power management
• Thermal shutdown protection to prevent overheating
• Error detection and fault reporting mechanisms

Advantages and Disadvantages

Advantages

• Robust performance in harsh automotive environments
• Wide supply voltage range allows compatibility with various systems
• Efficient data transmission at high speeds
• Integrated protection against ESD ensures reliability
• Power management features optimize energy consumption

Disadvantages

• Limited pin configuration options may restrict certain system designs
• Requires additional external components for complete functionality

Working Principles

The SN65HVD1780QDRQ1 operates based on the principles of differential signaling. It receives and transmits data over a CAN bus by modulating the voltage difference between the CANH and CANL lines. This differential signaling technique provides noise immunity and enables reliable communication even in noisy automotive environments.

Detailed Application Field Plans

The SN65HVD1780QDRQ1 is widely used in various automotive applications, including:

1. Engine Control Units (ECUs)
2. Transmission Control Units (TCUs)
3. Body Control Modules (BCMs)
4. Anti-lock Braking Systems (ABS)
5. Airbag Control Units (ACUs)
6. Instrument Clusters
7. Infotainment Systems
8. Electric Power Steering (EPS) Systems

Detailed and Complete Alternative Models

1. MCP2551: A popular alternative with similar specifications and features.
2. TJA1050: Another widely used CAN transceiver with comparable performance.
3. SN65HVD230: Suitable for lower data rate applications but offers cost advantages.

These alternative models can be considered based on specific application requirements and system constraints.

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