DS3487MX/NOPB

Product Overview

• Category: Integrated Circuit
• Use: Signal Line Driver/Receiver
• Characteristics: High-speed, Low-power, RS-485/RS-422 Interface
• Package: 14-Pin SOIC (Small Outline Integrated Circuit)
• Essence: The DS3487MX/NOPB is a high-speed differential line driver/receiver designed for RS-485 and RS-422 communication interfaces.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage: +4.75V to +5.25V
• Data Rate: Up to 10Mbps
• Operating Temperature Range: -40°C to +85°C
• Input Hysteresis: 50mV
• Output Current: ±60mA
• Propagation Delay: 12ns (typical)

Detailed Pin Configuration

The DS3487MX/NOPB has a total of 14 pins arranged as follows:

1. DE (Driver Output Enable)
2. A (Non-Inverting Driver Input)
3. B (Inverting Driver Input)
4. GND (Ground)
5. Y (Non-Inverting Receiver Output)
6. Z (Inverting Receiver Output)
7. VCC (Positive Power Supply)
8. RE (Receiver Output Enable)
9. RO (Receiver Output)
10. DI (Driver Input)
11. R (Receiver Input)
12. D (Driver Output)
13. NC (No Connection)
14. NC (No Connection)

Functional Features

• High-speed data transmission up to 10Mbps.
• Low power consumption for energy-efficient operation.
• Supports both RS-485 and RS-422 communication standards.
• Differential signaling provides noise immunity and long-distance communication capabilities.
• Built-in driver and receiver enable bidirectional data transmission.

Advantages and Disadvantages

Advantages: - High-speed data transfer allows for quick communication. - Low power consumption reduces energy costs. - Supports both RS-485 and RS-422 standards, providing flexibility in system design. - Differential signaling ensures reliable data transmission over long distances. - Integrated driver and receiver simplify circuit design.

Disadvantages: - Limited to RS-485 and RS-422 interfaces, not compatible with other communication protocols. - Requires external components for complete system implementation. - May require additional measures for noise suppression in noisy environments.

Working Principles

The DS3487MX/NOPB operates based on the principles of differential signaling. It uses a driver to convert digital signals into balanced differential voltages, which are then transmitted over twisted-pair cables. On the receiving end, the differential voltages are converted back into digital signals by the receiver. This differential signaling technique provides noise immunity and enables reliable data transmission over long distances.

Detailed Application Field Plans

The DS3487MX/NOPB is commonly used in various applications that require robust and high-speed communication, such as:

1. Industrial Automation: Used in industrial control systems for reliable data transmission between sensors, actuators, and controllers.
2. Building Automation: Enables communication between different building automation devices, including HVAC systems, lighting controls, and security systems.
3. Automotive Electronics: Facilitates communication between various automotive modules, such as engine control units, body control modules, and infotainment systems.
4. Telecommunications: Used in networking equipment for transmitting data over long distances, ensuring reliable communication between devices.
5. Renewable Energy Systems: Enables communication between different components of renewable energy systems, such as solar inverters and battery management systems.

Detailed and Complete Alternative Models

1. MAX3487: Similar functionality to the DS3487MX/NOPB, available in different package options.
2. SN75176: RS-485/RS-422 transceiver with similar specifications and pin configuration.
3. LTC2850: Low-power RS-485 transceiver with integrated ESD protection.

These alternative models offer similar features and can be considered as substitutes for the DS3487MX/NOPB based on specific application requirements.

In conclusion, the DS3487MX/NOPB is a high-speed differential line driver/receiver designed for RS-485 and RS-422 communication interfaces. It offers advantages such as high-speed data transfer, low power consumption, and support for multiple communication standards. However, it has limitations regarding compatibility with other protocols and may require additional measures for noise suppression. The DS3487MX/NOPB finds applications in various fields, including industrial automation, building automation, automotive electronics, telecommunications, and renewable energy systems. Alternative models like MAX3487, SN75176, and LTC2850 provide similar functionality and can be considered as alternatives.