Analog Devices Inc.
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
ADM1486AR
Zobrazit detail DataSheets

ADM1486AR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Signal Isolation and Level Shifting
  • Characteristics: High-Speed, Low-Power, Robust
  • Package: 8-Pin SOIC (Small Outline Integrated Circuit)
  • Essence: Signal isolation and level shifting for industrial applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 3.0V to 5.5V
  • Data Rate: Up to 25 Mbps
  • Operating Temperature Range: -40°C to +85°C
  • Isolation Voltage: 2500 Vrms
  • Propagation Delay: 20 ns (typical)
  • Input Current: 1.6 mA (maximum)

Detailed Pin Configuration

The ADM1486AR has the following pin configuration:

  1. RO - Receiver Output
  2. RE - Receiver Enable
  3. DE - Driver Enable
  4. DI - Driver Input
  5. GND - Ground
  6. VCC - Power Supply
  7. B - Bus Side
  8. A - Logic Side

Functional Features

  • Signal isolation between bus and logic sides
  • Level shifting from bus to logic side and vice versa
  • High-speed data transmission up to 25 Mbps
  • Low-power consumption
  • Robust design for industrial environments

Advantages and Disadvantages

Advantages: - Provides signal isolation, protecting sensitive components - Enables communication between devices with different voltage levels - High-speed data transmission capability - Suitable for harsh industrial environments

Disadvantages: - Limited supply voltage range (3.0V to 5.5V) - Relatively high input current (1.6 mA maximum)

Working Principles

The ADM1486AR is designed to provide signal isolation and level shifting in industrial applications. It utilizes a differential bus interface to transmit data between the bus side and the logic side. The receiver section isolates the incoming signal, while the driver section shifts the voltage levels to match the requirements of the receiving device.

Detailed Application Field Plans

The ADM1486AR is commonly used in various industrial applications, including:

  1. Factory Automation: Isolating and shifting signals between PLCs (Programmable Logic Controllers) and sensors/actuators.
  2. Motor Control Systems: Enabling communication between microcontrollers and motor drivers.
  3. Power Grid Monitoring: Isolating signals between monitoring devices and power grid equipment.
  4. Instrumentation and Measurement: Transmitting data between measurement devices and control systems.

Detailed and Complete Alternative Models

  • MAX1486E
  • SN65HVD485E
  • ISO3080DW
  • LTC2862IDD

These alternative models offer similar functionality and can be considered as alternatives to the ADM1486AR.

Word count: 305 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ADM1486AR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ADM1486AR in technical solutions:

  1. Q: What is ADM1486AR? A: ADM1486AR is a half-duplex, low power, differential line transceiver used for industrial applications.

  2. Q: What is the operating voltage range of ADM1486AR? A: The operating voltage range of ADM1486AR is typically between 3.0V and 5.5V.

  3. Q: Can ADM1486AR be used in harsh industrial environments? A: Yes, ADM1486AR is designed to operate reliably in harsh industrial environments with extended temperature ranges and high noise immunity.

  4. Q: What is the maximum data rate supported by ADM1486AR? A: ADM1486AR supports a maximum data rate of 500 kbps.

  5. Q: How many devices can be connected on a bus using ADM1486AR? A: ADM1486AR supports up to 32 devices on a single bus.

  6. Q: Does ADM1486AR support fail-safe biasing? A: Yes, ADM1486AR incorporates fail-safe biasing to ensure that the bus lines remain in a known state when the driver is disabled or the bus is idle.

  7. Q: Can ADM1486AR be used in multi-point networks? A: Yes, ADM1486AR is suitable for use in multi-point networks where multiple transceivers are connected on a single bus.

  8. Q: What is the typical quiescent current consumption of ADM1486AR? A: The typical quiescent current consumption of ADM1486AR is around 300 µA.

  9. Q: Does ADM1486AR have built-in protection features? A: Yes, ADM1486AR has built-in protection features such as thermal shutdown and short-circuit protection.

  10. Q: What is the package type of ADM1486AR? A: ADM1486AR is available in an 8-lead SOIC (Small Outline Integrated Circuit) package.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.