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SN65HVD1787DR
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SN65HVD1787DR

Product Overview

  • Category: Integrated Circuit
  • Use: Transceiver
  • Characteristics: High-speed, low-power, half-duplex communication
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Enables reliable data transmission over long distances in 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 (Human Body Model)
  • Receiver Input Threshold: ±200 mV
  • Driver Output Impedance: 60 Ω
  • Quiescent Current: 1.6 mA (typical)

Detailed Pin Configuration

The SN65HVD1787DR has a total of 8 pins:

  1. VCC: Power supply voltage input
  2. GND: Ground reference
  3. RO: Receiver output
  4. DI: Driver input
  5. DE: Driver output enable
  6. RE: Receiver output enable
  7. RS: Receiver input
  8. VS: Ground reference for driver outputs

Functional Features

  • Half-duplex communication: Allows transmission and reception on a single communication line
  • Low power consumption: Ideal for battery-powered devices
  • High-speed data transfer: Supports data rates up to 5 Mbps
  • Robust communication: Provides ESD protection and noise immunity
  • Wide operating temperature range: Suitable for harsh industrial environments

Advantages and Disadvantages

Advantages: - Reliable data transmission over long distances - Low power consumption - High-speed communication - Robust protection against electrostatic discharge

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

Working Principles

The SN65HVD1787DR is a transceiver that enables communication between two devices over a single communication line. It operates in half-duplex mode, allowing transmission and reception to occur sequentially. The driver section converts the digital signals from the device into differential voltage signals suitable for transmission. On the receiving end, the receiver section converts the received differential signals back into digital data.

Detailed Application Field Plans

The SN65HVD1787DR is commonly used in various industrial applications, including:

  1. Industrial Automation: Enables reliable communication between sensors, actuators, and control systems in factory automation.
  2. Building Automation: Facilitates communication between different building systems, such as HVAC, lighting, and security systems.
  3. Automotive Electronics: Used in automotive networks for communication between different electronic modules, such as engine control units and body control modules.
  4. Energy Management Systems: Allows communication between energy meters, smart grid devices, and energy management systems for efficient energy monitoring and control.

Detailed and Complete Alternative Models

  1. MAX485: Similar half-duplex transceiver with low power consumption and high-speed communication capabilities.
  2. LTC2862: Differential transceiver with extended temperature range and robust ESD protection.
  3. SN65HVD232: Full-duplex transceiver with higher data rates and wider supply voltage range.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SN65HVD1787DR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of SN65HVD1787DR in technical solutions:

  1. Q: What is SN65HVD1787DR? A: SN65HVD1787DR is a high-speed CAN transceiver IC (Integrated Circuit) used for communication in Controller Area Network (CAN) systems.

  2. Q: What are the key features of SN65HVD1787DR? A: Some key features of SN65HVD1787DR include high-speed data rates up to 5 Mbps, low power consumption, wide supply voltage range, and built-in protection against bus faults.

  3. Q: How can I interface SN65HVD1787DR with a microcontroller? A: SN65HVD1787DR uses a standard SPI (Serial Peripheral Interface) for communication with a microcontroller. You can connect the SPI pins of the IC to the corresponding pins on your microcontroller.

  4. Q: Can SN65HVD1787DR be used in automotive applications? A: Yes, SN65HVD1787DR is suitable for automotive applications as it meets the requirements of the ISO11898-2 standard for high-speed CAN.

  5. Q: What is the maximum distance supported by SN65HVD1787DR? A: SN65HVD1787DR supports a maximum cable length of up to 500 meters, depending on the data rate and cable quality.

  6. Q: Does SN65HVD1787DR support bus fault protection? A: Yes, SN65HVD1787DR has built-in protection features like thermal shutdown, short-circuit protection, and overvoltage protection, which help protect the transceiver and the CAN bus from faults.

  7. Q: Can I use SN65HVD1787DR in industrial automation systems? A: Yes, SN65HVD1787DR is suitable for industrial automation systems as it can operate in harsh environments and has a wide temperature range.

  8. Q: How do I control the data rate of SN65HVD1787DR? A: The data rate of SN65HVD1787DR can be controlled by configuring the appropriate settings through the SPI interface, such as selecting the oscillator frequency and setting the bit timing parameters.

  9. Q: Can SN65HVD1787DR be used in multi-node CAN networks? A: Yes, SN65HVD1787DR can be used in multi-node CAN networks by connecting multiple transceivers to the same bus line.

  10. Q: Are there any application notes or reference designs available for SN65HVD1787DR? A: Yes, Texas Instruments provides application notes and reference designs for SN65HVD1787DR, which can help you understand its usage and implementation in various technical solutions.

Please note that these answers are general and may vary depending on specific requirements and use cases. It's always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.