LTC2855CGN#PBF

Product Overview

Category

The LTC2855CGN#PBF belongs to the category of integrated circuits (ICs) and specifically falls under the family of RS485/RS422 transceivers.

Use

This product is commonly used for communication in industrial control systems, building automation, and other applications requiring robust and reliable data transmission over long distances.

Characteristics

• High noise immunity
• Low power consumption
• Wide operating voltage range
• ESD protection
• Half-duplex communication

Package

The LTC2855CGN#PBF is available in a 16-pin SSOP package, which provides a compact and space-efficient form factor for integration into various electronic designs.

Packaging/Quantity

The product is typically supplied in tape and reel packaging, with quantities varying based on customer requirements.

Specifications

• Operating Voltage Range: 3V to 5.5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to 85°C
• ESD Protection: ±15kV HBM on driver outputs and receiver inputs

Detailed Pin Configuration

The LTC2855CGN#PBF features a 16-pin SSOP package with the following pin configuration: 1. DE (Driver Output Enable) 2. RE (Receiver Output Enable) 3. B (B Receiver Input) 4. A (A Receiver Input) 5. GND (Ground) 6. B (B Receiver Input) 7. A (A Receiver Input) 8. VCC (Supply Voltage) 9. RO (Receiver Output) 10. DI (Driver Input) 11. YZ (Driver Output) 12. Z (Z Receiver Input) 13. Y (Y Receiver Input) 14. GND (Ground) 15. B (B Receiver Input) 16. A (A Receiver Input)

Functional Features

• Driver and receiver enable pins for enhanced control
• Thermal shutdown and short-circuit protection
• Low quiescent current for power efficiency
• Full fail-safe operation

Advantages and Disadvantages

Advantages

• Robust communication in noisy environments
• Wide operating voltage range
• High-speed data transmission capabilities
• Enhanced ESD protection

Disadvantages

• Limited to half-duplex communication
• Requires external termination resistors for optimal performance

Working Principles

The LTC2855CGN#PBF operates as a half-duplex RS485/RS422 transceiver, facilitating bidirectional data transmission over twisted-pair cables. It utilizes differential signaling to achieve high noise immunity and can be controlled through the driver and receiver enable pins for flexible operation.

Detailed Application Field Plans

The LTC2855CGN#PBF finds extensive application in industrial automation, process control systems, HVAC (heating, ventilation, and air conditioning) systems, and automotive electronics. Its robust communication capabilities make it suitable for harsh industrial environments where reliable data transmission is critical.

Detailed and Complete Alternative Models

• MAX485
• SN65HVD72
• ADM2587E

In conclusion, the LTC2855CGN#PBF offers a robust and reliable solution for long-distance data communication in industrial and automation applications. With its high noise immunity, low power consumption, and wide operating voltage range, it serves as a versatile choice for designers seeking dependable RS485/RS422 transceivers.

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