ISL81487EIBZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: ISL81487EIBZ-T is a high-speed, quad-channel RS-485/RS-422 transceiver. It is designed to provide robust and reliable communication in industrial automation, process control, and other harsh environments.

Characteristics: - High-speed data transmission - Robust noise immunity - Wide operating voltage range - Low power consumption - ESD protection - Industrial temperature range (-40°C to +85°C)

Package: The ISL81487EIBZ-T is available in a small outline integrated circuit (SOIC) package.

Essence: This IC serves as a bridge between different communication protocols, enabling the transmission of data over long distances with minimal errors and interference.

Packaging/Quantity: The ISL81487EIBZ-T is typically sold in reels containing 250 units.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 20Mbps
• Number of Channels: 4
• Receiver Input Hysteresis: 50mV
• Common Mode Range: -7V to +12V
• Quiescent Current: 1.6mA (typical)
• Shutdown Current: 10μA (typical)

Pin Configuration

The ISL81487EIBZ-T features a 16-pin SOIC package with the following pin configuration:

Pin 1: DE (Driver Output Enable) Pin 2: A (Channel A Differential Output) Pin 3: B (Channel B Differential Output) Pin 4: GND (Ground) Pin 5: Y (Channel Y Differential Output) Pin 6: Z (Channel Z Differential Output) Pin 7: VCC (Supply Voltage) Pin 8: RE (Receiver Output Enable) Pin 9: B (Channel B Differential Input) Pin 10: A (Channel A Differential Input) Pin 11: GND (Ground) Pin 12: Z (Channel Z Differential Input) Pin 13: Y (Channel Y Differential Input) Pin 14: VCC (Supply Voltage) Pin 15: RO (Receiver Output) Pin 16: DI (Driver Input)

Functional Features

• High-speed data transmission: The ISL81487EIBZ-T supports data rates of up to 20Mbps, enabling fast and efficient communication.
• Robust noise immunity: With its integrated ESD protection and high receiver input hysteresis, the IC ensures reliable operation in noisy environments.
• Wide operating voltage range: The transceiver can operate within a wide supply voltage range of 3V to 5.5V, making it compatible with various systems.
• Low power consumption: The IC consumes minimal power, contributing to energy-efficient designs.
• ESD protection: Built-in electrostatic discharge (ESD) protection safeguards the IC from damage during handling and operation.
• Industrial temperature range: The ISL81487EIBZ-T is designed to withstand extreme temperatures, making it suitable for industrial applications.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Robust noise immunity for reliable communication - Wide operating voltage range for compatibility - Low power consumption for energy efficiency - Integrated ESD protection for enhanced durability - Suitable for harsh industrial environments

Disadvantages: - Limited number of channels (4)

Working Principles

The ISL81487EIBZ-T operates based on the RS-485/RS-422 communication standards. It uses differential signaling to transmit data over long distances while minimizing signal degradation and interference. The transceiver incorporates driver and receiver circuits that convert digital signals into balanced differential voltages and vice versa.

Detailed Application Field Plans

The ISL81487EIBZ-T is widely used in various industrial automation and process control applications, including: - Factory automation systems - Building management systems - Motor control systems - Process monitoring and control - Robotics - HVAC (Heating, Ventilation, and Air Conditioning) systems - Power distribution systems

Detailed and Complete Alternative Models

• MAX485ESA+: Similar quad-channel RS-485/RS-422 transceiver with a wide supply voltage range and high data rate capability.
• SN65HVD485EDR: Quad half-duplex RS-485 transceiver with enhanced ESD protection and low power consumption.
• LTC2857IGN#PBF: Quad RS-485 transceiver with integrated ±60V fault protection and high noise immunity.

These alternative models offer similar functionality and can be considered as substitutes for the ISL81487EIBZ-T in different applications.

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