DS1487MX

Product Overview

• Category: Integrated Circuit (IC)
• Use: Communication and data transmission
• Characteristics: High-speed, low-power, RS-485/RS-422 transceiver
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Transmits and receives data over long distances in noisy environments
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Supply Voltage: 4.75V to 5.25V
• Data Rate: Up to 10 Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 8
• Interface: RS-485/RS-422

Detailed Pin Configuration

1. DE (Driver Enable)
2. RE (Receiver Enable)
3. A (Non-Inverting Data Line)
4. B (Inverting Data Line)
5. GND (Ground)
6. Y (Receiver Output)
7. VCC (Power Supply)
8. Z (Driver Output)

Functional Features

• Supports half-duplex communication
• Provides fail-safe receiver inputs
• Allows up to 32 transceivers on the bus
• Low power consumption in shutdown mode
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High-speed data transmission - Robust performance in noisy environments - Wide operating temperature range - Fail-safe receiver inputs ensure reliable data reception

Disadvantages: - Limited to half-duplex communication - Requires additional components for full-duplex operation

Working Principles

The DS1487MX is an RS-485/RS-422 transceiver that enables bidirectional communication between multiple devices over long distances. It uses differential signaling to transmit data, which provides noise immunity and allows for reliable operation in industrial environments. The driver and receiver sections of the transceiver are designed to handle high-speed data rates while consuming low power.

Detailed Application Field Plans

The DS1487MX is commonly used in various applications, including:

1. Industrial Automation: Enables communication between PLCs, sensors, and actuators in factory automation systems.
2. Building Automation: Facilitates data transmission in HVAC control systems, lighting control networks, and access control systems.
3. Telecommunications: Used in network equipment, such as routers and switches, for long-distance data transmission.
4. Automotive: Supports communication between different electronic modules in vehicles, such as engine control units and infotainment systems.

Detailed and Complete Alternative Models

• MAX485
• SN75176
• LTC485
• ADM485
• SP3485

These alternative models offer similar functionality and can be used as replacements for the DS1487MX in various applications.

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