ISL4223EIRZ

Product Overview

Category: Integrated Circuit (IC)

Use: The ISL4223EIRZ is a high-speed, quad-channel RS-422/RS-485 receiver designed for industrial applications. It provides robust communication over long distances and in noisy environments.

Characteristics: - High-speed data transmission - Robust communication in industrial settings - Supports both RS-422 and RS-485 standards - Quad-channel design for multiple communication lines - Wide operating voltage range - Low power consumption

Package: The ISL4223EIRZ is available in a small outline integrated circuit (SOIC) package. This package offers excellent thermal performance and ease of integration into various electronic systems.

Essence: The essence of the ISL4223EIRZ lies in its ability to provide reliable and efficient communication in industrial environments. It ensures data integrity and minimizes errors, making it suitable for applications that require high-speed and robust communication.

Packaging/Quantity: The ISL4223EIRZ is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 4
• Input Hysteresis: 50mV
• ESD Protection: ±15kV (Human Body Model)
• Package Type: SOIC

Detailed Pin Configuration

The ISL4223EIRZ has a total of 16 pins, which are assigned specific functions as follows:

| Pin No. | Name | Function | |---------|------|----------| | 1 | RO1 | Receiver Output 1 | | 2 | RE1 | Receiver Enable 1 | | 3 | DE | Driver Enable | | 4 | DI | Driver Input | | 5 | GND | Ground | | 6 | A | Channel A | | 7 | B | Channel B | | 8 | VCC | Supply Voltage | | 9 | RO2 | Receiver Output 2 | | 10 | RE2 | Receiver Enable 2 | | 11 | RO3 | Receiver Output 3 | | 12 | RE3 | Receiver Enable 3 | | 13 | RO4 | Receiver Output 4 | | 14 | RE4 | Receiver Enable 4 | | 15 | - | Not Connected | | 16 | - | Not Connected |

Functional Features

• High-speed data transmission: The ISL4223EIRZ supports data rates of up to 20Mbps, enabling fast and efficient communication.
• Robust communication: It is designed to operate in harsh industrial environments, providing reliable communication over long distances and in the presence of electrical noise.
• Dual-mode operation: The IC can be configured to work with both RS-422 and RS-485 standards, offering flexibility in various applications.
• Quad-channel design: With four independent channels, the ISL4223EIRZ allows simultaneous communication on multiple lines, increasing system efficiency.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Robust communication in industrial settings - Wide operating voltage range - Low power consumption - Quad-channel design for multiple communication lines

Disadvantages: - Limited number of channels (4) - Requires additional external components for complete functionality

Working Principles

The ISL4223EIRZ operates based on the RS-422 and RS-485 standards, which use differential signaling to transmit data. It employs a differential receiver architecture that provides high noise immunity and common-mode rejection.

When receiving data, the IC compares the voltage difference between the A and B inputs to determine the logic level. The receiver outputs the received data through the corresponding RO pins.

To enable transmission, the DE pin is activated, allowing the driver to send data through the DI pin. The driver output is also differential, ensuring reliable communication over long distances.

Detailed Application Field Plans

The ISL4223EIRZ is widely used in various industrial applications that require robust and high-speed communication. Some of the common application fields include:

1. Factory Automation: The IC enables reliable communication between different automation devices, such as PLCs, sensors, and actuators, in factory automation systems.
2. Process Control Systems: It is utilized in process control systems to ensure accurate and timely data exchange between control units and field devices.
3. Industrial Networking: The IC facilitates communication in industrial Ethernet networks,