Linear Technology/QD Devices
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LTC486ISW#TRPBF
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LTC486ISW#TRPBF

Product Overview

Category

The LTC486ISW#TRPBF 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 data communication in industrial control systems, building automation, and other applications requiring robust and reliable long-distance data transmission.

Characteristics

  • High noise immunity
  • Low power consumption
  • Wide supply voltage range
  • ESD protection
  • Half-duplex communication

Package

The LTC486ISW#TRPBF is available in a 16-pin wide SOIC package.

Essence

The essence of this product lies in its ability to facilitate secure and efficient data transmission over long distances in challenging industrial environments.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage Range: 3V to 5.5V
  • Data Rate: Up to 20Mbps
  • Operating Temperature Range: -40°C to 85°C
  • Common Mode Rejection Ratio (CMRR): 70dB
  • Maximum Driver Output Voltage: 6V

Detailed Pin Configuration

  1. A/B - Differential Inputs/Outputs
  2. B - Receiver Output
  3. A - Receiver Input
  4. GND - Ground
  5. DE - Driver Output Enable
  6. RE - Receiver Output Enable
  7. VCC - Supply Voltage
  8. RO - Receiver Output
  9. DI - Driver Input
  10. GND - Ground
  11. B - Driver Output
  12. A - Driver Output
  13. GND - Ground
  14. GND - Ground
  15. GND - Ground
  16. GND - Ground

Functional Features

  • Integrated fail-safe receiver
  • Thermal shutdown protection
  • Short-circuit and overvoltage protection
  • Hot-swappable
  • Low electromagnetic emissions

Advantages

  • Robust performance in noisy environments
  • Wide operating temperature range
  • Built-in protection features
  • Easy to interface with microcontrollers and other digital logic devices

Disadvantages

  • Limited to half-duplex communication
  • Requires external termination resistors for optimal performance

Working Principles

The LTC486ISW#TRPBF operates as a differential bus transceiver, allowing bidirectional data transmission over twisted-pair cables. It employs differential signaling to provide high noise immunity and can operate in harsh industrial environments.

Detailed Application Field Plans

This transceiver is well-suited for use in industrial automation, process control systems, HVAC (heating, ventilation, and air conditioning) systems, and automotive applications where reliable data communication over long distances is essential.

Detailed and Complete Alternative Models

  • MAX485
  • SN65HVD72
  • ADM2587E

In conclusion, the LTC486ISW#TRPBF offers a robust and reliable solution for long-distance data communication in industrial settings, making it an essential component in various applications requiring secure and efficient data transmission.

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Énumérez 10 questions et réponses courantes liées à l'application de LTC486ISW#TRPBF dans les solutions techniques

  1. What is the LTC486ISW#TRPBF?

    • The LTC486ISW#TRPBF is a high-speed, low-power differential line driver and receiver designed for use in RS485/RS422 communication systems.

  2. What is the operating voltage range of LTC486ISW#TRPBF?

    • The LTC486ISW#TRPBF operates over a wide voltage range from 3V to 5.5V, making it suitable for various applications.

  3. What is the maximum data rate supported by LTC486ISW#TRPBF?

    • The LTC486ISW#TRPBF supports data rates up to 20Mbps, making it suitable for high-speed communication systems.

  4. Can LTC486ISW#TRPBF be used in industrial environments?

    • Yes, the LTC486ISW#TRPBF is designed to operate reliably in harsh industrial environments, making it suitable for industrial control and automation applications.

  5. Does LTC486ISW#TRPBF have built-in ESD protection?

    • Yes, the LTC486ISW#TRPBF features ±15kV HBM ESD protection on the bus pins, enhancing its robustness in noisy environments.

  6. What is the typical quiescent current consumption of LTC486ISW#TRPBF?

    • The LTC486ISW#TRPBF has a low quiescent current of 300µA, making it suitable for battery-powered applications.

  7. Is LTC486ISW#TRPBF compatible with standard RS485 and RS422 interfaces?

    • Yes, the LTC486ISW#TRPBF is fully compatible with both RS485 and RS422 standards, ensuring interoperability with existing systems.

  8. What is the thermal performance of LTC486ISW#TRPBF?

    • The LTC486ISW#TRPBF comes in a thermally enhanced package, providing good heat dissipation for reliable operation in high-temperature environments.

  9. Can LTC486ISW#TRPBF be used in half-duplex and full-duplex communication modes?

    • Yes, the LTC486ISW#TRPBF supports both half-duplex and full-duplex communication modes, offering flexibility in system design.

  10. Are there any application notes or reference designs available for LTC486ISW#TRPBF?

    • Yes, Linear Technology (now part of Analog Devices) provides comprehensive application notes and reference designs for integrating LTC486ISW#TRPBF into various technical solutions.