Texas Instruments
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
SN65HVD75DR
Zobrazit detail DataSheets

SN65HVD75DR

Product Overview

Category

The SN65HVD75DR belongs to the category of integrated circuits (ICs) and specifically falls under the family of RS-485/RS-422 transceivers.

Use

This product is commonly used for facilitating data communication over long distances in industrial applications, such as factory automation, building control systems, and automotive networks.

Characteristics

  • Package: The SN65HVD75DR is available in a small outline package (SOIC) with 8 pins.
  • Essence: It serves as a differential bus transceiver for balanced transmission lines.
  • Packaging/Quantity: The product is typically supplied in reels or tubes containing multiple units.

Specifications

The SN65HVD75DR features a wide operating voltage range of 3 V to 5.5 V, making it suitable for various system designs. It supports data rates up to 20 Mbps and offers low power consumption, making it an efficient choice for battery-powered applications.

Detailed Pin Configuration

The pinout of the SN65HVD75DR is as follows:

  1. A (Driver Output A)
  2. B (Driver Output B)
  3. GND (Ground)
  4. B (Receiver Input B)
  5. A (Receiver Input A)
  6. RO (Receiver Output)
  7. RE (Receiver Output Enable)
  8. VCC (Supply Voltage)

Functional Features

The SN65HVD75DR provides robust ESD protection, ensuring reliability in harsh industrial environments. It also incorporates fail-safe circuitry to maintain a known output state when the inputs are open or shorted.

Advantages and Disadvantages

Advantages

  • Wide operating voltage range
  • High data rate capability
  • Low power consumption
  • Robust ESD protection

Disadvantages

  • Limited to half-duplex communication
  • Requires external termination resistors for proper operation

Working Principles

The transceiver utilizes differential signaling to transmit and receive data, allowing for noise immunity and extended communication distances. It employs internal circuitry to ensure proper signal levels and integrity.

Detailed Application Field Plans

The SN65HVD75DR is well-suited for use in various industrial applications, including: - Factory automation systems - Building control and HVAC systems - Automotive networks and diagnostics

Detailed and Complete Alternative Models

Some alternative models to the SN65HVD75DR include: - MAX485 - LTC2850 - ADM2483

In summary, the SN65HVD75DR is a versatile RS-485/RS-422 transceiver offering high performance and reliability for industrial communication applications.

[Word count: 386]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN65HVD75DR v technických řešeních

  1. What is the SN65HVD75DR?

    • The SN65HVD75DR is a RS-485 transceiver that can be used for industrial applications, such as building automation, motor control, and HVAC systems.

  2. What is the operating voltage range of the SN65HVD75DR?

    • The operating voltage range of the SN65HVD75DR is from 3.3V to 5V, making it suitable for a wide range of applications.

  3. What is the maximum data rate supported by the SN65HVD75DR?

    • The SN65HVD75DR supports data rates up to 20 Mbps, allowing for high-speed communication in industrial environments.

  4. What are the key features of the SN65HVD75DR?

    • Some key features of the SN65HVD75DR include low power consumption, thermal shutdown protection, and a wide common-mode voltage range.

  5. Can the SN65HVD75DR be used in harsh industrial environments?

    • Yes, the SN65HVD75DR is designed to operate in harsh industrial environments, with features such as ESD protection and extended temperature range.

  6. How does the SN65HVD75DR handle bus contention?

    • The SN65HVD75DR has a receiver input threshold that allows it to withstand bus contention, ensuring reliable communication in multi-point networks.

  7. Is the SN65HVD75DR compatible with other RS-485 transceivers?

    • Yes, the SN65HVD75DR is compatible with other RS-485 transceivers, allowing for seamless integration into existing systems.

  8. What is the typical quiescent current of the SN65HVD75DR?

    • The typical quiescent current of the SN65HVD75DR is very low, making it suitable for battery-powered applications.

  9. Does the SN65HVD75DR support fail-safe biasing?

    • Yes, the SN65HVD75DR supports fail-safe biasing, which ensures a known state on the bus in the absence of a driver signal.

  10. Are there any application notes or reference designs available for the SN65HVD75DR?

    • Yes, Texas Instruments provides application notes and reference designs to help engineers implement the SN65HVD75DR in their technical solutions effectively.