ISL3284EFHZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL3284EFHZ-T is a high-speed, quad-channel RS-485/RS-422 transceiver. It is designed to provide robust communication in industrial environments.

Characteristics: - High-speed data transmission - Robust noise immunity - Wide operating voltage range - Low power consumption

Package: The ISL3284EFHZ-T is available in a small 16-lead QFN package, which allows for space-efficient PCB design.

Essence: This transceiver enables reliable and efficient communication over long distances in industrial applications.

Packaging/Quantity: The ISL3284EFHZ-T is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: ±15kV HBM, ±8kV IEC61000-4-2 Air Gap Discharge, ±6kV IEC61000-4-2 Contact Discharge

Pin Configuration

The ISL3284EFHZ-T features a 16-pin QFN package with the following pin configuration:

1. DE - Driver Output Enable
2. RE - Receiver Output Enable
3. B - Channel B Non-Inverting Data Line
4. A - Channel A Non-Inverting Data Line
5. GND - Ground
6. Y - Channel B Inverting Data Line
7. Z - Channel A Inverting Data Line
8. VCC - Power Supply
9. B - Channel D Non-Inverting Data Line
10. A - Channel C Non-Inverting Data Line
11. GND - Ground
12. Y - Channel D Inverting Data Line
13. Z - Channel C Inverting Data Line
14. VCC - Power Supply
15. B - Channel A Non-Inverting Data Line
16. A - Channel B Non-Inverting Data Line

Functional Features

• High-speed data transmission: The ISL3284EFHZ-T supports data rates of up to 20Mbps, allowing for fast and efficient communication.
• Robust noise immunity: This transceiver is designed to withstand harsh industrial environments, providing reliable communication even in the presence of electrical noise.
• Wide operating voltage range: With a supply voltage range of 3V to 5.5V, the ISL3284EFHZ-T can be easily integrated into various systems.
• Low power consumption: The IC features low quiescent current, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Robust noise immunity for reliable communication - Wide operating voltage range for versatility - Low power consumption for energy efficiency

Disadvantages: - Limited number of channels (quad-channel)

Working Principles

The ISL3284EFHZ-T operates based on the RS-485/RS-422 standard. It uses differential signaling to transmit data, which provides excellent noise immunity and allows for long-distance communication. The driver outputs and receiver inputs are protected against electrostatic discharge (ESD) events, ensuring the reliability of the communication link.

Detailed Application Field Plans

The ISL3284EFHZ-T is commonly used in various industrial applications, including: - Factory automation systems - Process control equipment - Building automation systems - Industrial instrumentation - Motor control systems

Its robustness, high-speed capabilities, and noise immunity make it ideal for these demanding environments.

Detailed and Complete Alternative Models

1. MAX3485ESA+: This is a similar quad-channel RS-485/RS-422 transceiver with a 16-pin SOIC package. It offers comparable specifications and features to the ISL3284EFHZ-T.
2. SN65HVD485EDR: Another alternative, this transceiver also supports quad-channel communication and comes in a 14-pin SOIC package. It provides similar performance characteristics to the ISL3284EFHZ-T.

These alternative models can be considered based on specific application requirements and availability.

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