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ADM2483BRW

Isolator RS-485 Transceiver I.C. ADM2483BRW Digital Isolators

Inventory:9,181

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Overview of ADM2483BRW

The ADM2483BRW is a 3.3 V, low power, data isolated RS-485 transceiver suitable for full- and half-duplex communication on multipoint bus transmission lines. It features integrated transformer driver and low EMI technology, making it ideal for industrial automation, instrumentation, and HVAC systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • A: Signal A for RS-485 data transmission
  • B: Signal B for RS-485 data transmission
  • GND: Ground connection
  • VCC1: Primary power supply
  • VCC2: Secondary power supply
  • RE: Receiver output enable
  • DE: Driver output enable
  • RS: RS-485 output enable
  • /SHDN: Shutdown pin
  • TXD: Transmit data input
  • RXD: Receive data output

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ADM2483BRW transceiver for a visual representation.

Key Features

  • Data Isolation: Provides data isolation to protect devices from voltage spikes and noise on the data bus.
  • Low EMI Technology: Incorporates low electromagnetic interference technology for reliable operation in sensitive environments.
  • High-Speed Operation: Supports data rates up to 16 Mbps, enabling fast and efficient data transmission.
  • Wide Power Supply Range: Operates on a 3.3 V supply voltage, making it suitable for various applications.
  • Half-/Full-Duplex Communication: Supports both half-duplex and full-duplex communication modes for flexibility in system design.
  • Robust Design: Features enhanced ESD protection and fault protection mechanisms for robust performance in industrial settings.

Note: For detailed technical specifications, please refer to the ADM2483BRW datasheet.

Application

  • Industrial Automation: Suitable for use in industrial automation systems requiring reliable RS-485 communication.
  • HVAC Systems: Ideal for HVAC control systems that utilize RS-485 networks for efficient data transmission.
  • Instrumentation: Used in instrumentation applications for accurate data acquisition and control.

Functionality

The ADM2483BRW is a 3.3 V RS-485 transceiver with data isolation, enabling secure communication in industrial and commercial applications. It facilitates stable and high-speed data transmission over long distances.

Usage Guide

  • Power Connections: Connect VCC1 (Pin 4) and VCC2 (Pin 5) to the respective power supplies to power the device.
  • Data Connections: Connect the A/B pins to the RS-485 data lines for communication.
  • Enable Pins: Use the RE (Pin 6) and DE (Pin 7) pins to control the receiver and driver outputs, respectively.

Frequently Asked Questions

Q: What is the maximum data rate supported by the ADM2483BRW?
A: The ADM2483BRW can support data rates of up to 16 Mbps, ensuring high-speed communication in various applications.

Q: Is the ADM2483BRW suitable for use in noise-sensitive environments?
A: Yes, the ADM2483BRW incorporates low EMI technology, making it suitable for operation in noise-sensitive environments where electromagnetic interference must be minimized.

Equivalent

For similar functionalities, consider these alternatives to the ADM2483BRW:

  • ADM2587E: Another RS-485 transceiver with enhanced features for industrial applications.
  • SN65HVD78: A robust RS-485 transceiver designed for high-speed communication in demanding environments.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Series iCoupler® Package Tube
Product Status Obsolete Technology Magnetic Coupling
Type RS422, RS485 Isolated Power No
Number of Channels 3 Inputs - Side 1/Side 2 2/1
Channel Type Bidirectional Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs Data Rate 500kbps
Rise / Fall Time (Typ) 600ns, 600ns (Max) Voltage - Supply 3V, 5V
Operating Temperature -40°C ~ 85°C Mounting Type Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width) Supplier Device Package 16-SOIC
Base Product Number ADM2483

Warranty & Returns

Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

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ADM2483BRW

Isolator RS-485 Transceiver I.C. ADM2483BRW Digital Isolators

Inventory:

9,181