ADM4851ARZ

Product Overview

Category

ADM4851ARZ belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a transceiver for RS-485/RS-422 communication systems.

Characteristics

• Supports half-duplex communication
• Operates with a wide supply voltage range of 3.0V to 5.5V
• Provides high data rates up to 20 Mbps
• Offers low power consumption
• Includes built-in protection features against electrostatic discharge (ESD)

Package

ADM4851ARZ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of ADM4851ARZ lies in its ability to facilitate reliable and efficient communication between devices using the RS-485/RS-422 protocol.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage Range: 3.0V to 5.5V
• Data Rate: Up to 20 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 8
• Package Type: SOIC

Detailed Pin Configuration

1. AIN-
2. AIN+
3. GND
4. DE
5. RE
6. Y/Z
7. BOUT+
8. BOUT-

Functional Features

• Half-duplex communication support allows transmission and reception on a single pair of wires.
• Built-in protection against ESD ensures robustness and reliability.
• Wide supply voltage range enables compatibility with various systems.
• High data rates enable fast and efficient communication.
• Low power consumption helps conserve energy.

Advantages

• Reliable and efficient communication over long distances.
• Suitable for industrial environments due to ESD protection and wide temperature range.
• Versatile compatibility with different systems and devices.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited to half-duplex communication, not suitable for full-duplex applications.
• Requires additional external components for complete system implementation.

Working Principles

ADM4851ARZ operates as a transceiver for RS-485/RS-422 communication. It converts the differential signals from the AIN+ and AIN- pins into single-ended signals on the Y/Z pins for transmission. Similarly, it receives single-ended signals on the Y/Z pins and converts them back into differential signals on the BOUT+ and BOUT- pins for reception.

Detailed Application Field Plans

ADM4851ARZ finds application in various fields, including:

1. Industrial automation: Used for communication between PLCs, sensors, and actuators in industrial control systems.
2. Building automation: Enables communication between HVAC systems, lighting controls, and other building management devices.
3. Automotive electronics: Facilitates communication between different electronic modules within vehicles.
4. Telecommunications: Used in networking equipment for long-distance data transmission.
5. Renewable energy systems: Enables communication between solar inverters, battery management systems, and monitoring devices.

Detailed and Complete Alternative Models

1. MAX485 - Maxim Integrated
2. SN75176 - Texas Instruments
3. LTC485 - Linear Technology
4. ST485 - STMicroelectronics
5. SP485 - Exar Corporation

These alternative models offer similar functionality and can be considered as substitutes for ADM4851ARZ based on specific requirements.

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