MC3487DRE4

Product Overview

• Category: Integrated Circuit
• Use: Signal Line Driver/Receiver
• Characteristics: High-Speed, Low-Power, RS-422 Interface
• Package: SOIC-16
• Essence: The MC3487DRE4 is a high-speed differential line driver/receiver designed for balanced data transmission over twisted-pair or ribbon cable. It is commonly used in industrial automation, telecommunications, and other applications requiring reliable long-distance data communication.
• Packaging/Quantity: The MC3487DRE4 is available in a standard SOIC-16 package and is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 4.75V to 5.25V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 10 Mbps
• Input Threshold: ±200mV
• Output Voltage Swing: ±3.6V
• Propagation Delay: 20ns (typical)
• Quiescent Current: 2.5mA (typical)

Pin Configuration

The MC3487DRE4 has a total of 16 pins arranged as follows:

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| | | 1 2 3 | | | | 4 5 6 | | | | 7 8 9 | | | | 10 11 12 | | | | 13 14 15 | |_______________| ```

Functional Features

• Differential Inputs and Outputs: The MC3487DRE4 supports differential signaling, allowing it to transmit and receive data with improved noise immunity and common-mode rejection.
• High-Speed Operation: With a data rate of up to 10 Mbps, this IC is suitable for applications requiring fast and reliable data transmission.
• Low Power Consumption: The MC3487DRE4 operates at a low quiescent current of 2.5mA, making it energy-efficient and suitable for battery-powered devices.
• Wide Operating Temperature Range: It can operate in harsh environments with temperatures ranging from -40°C to +85°C.

Advantages and Disadvantages

Advantages: - High-speed data transmission - Differential signaling for improved noise immunity - Low power consumption - Wide operating temperature range

Disadvantages: - Limited output voltage swing compared to some other line driver/receiver ICs - Requires external components for proper operation

Working Principles

The MC3487DRE4 works by receiving differential input signals and converting them into single-ended outputs or vice versa. It uses internal circuitry to amplify and shape the received signals, ensuring reliable data transmission over long distances. The differential signaling helps in reducing the effects of noise and interference, resulting in improved signal integrity.

Detailed Application Field Plans

The MC3487DRE4 is commonly used in various applications, including:

1. Industrial Automation: It is used for communication between sensors, actuators, and control systems in industrial automation processes.
2. Telecommunications: The IC enables reliable data transmission in telecommunications equipment, such as modems, routers, and multiplexers.
3. Data Communication: It is employed in applications where long-distance data communication is required, such as in networking equipment and data acquisition systems.
4. Automotive Electronics: The MC3487DRE4 finds application in automotive electronics for transmitting data between different modules and subsystems.

Alternative Models

Here are some alternative models that offer similar functionality to the MC3487DRE4:

1. SN75176B: Differential Bus Transceiver
2. MAX485: Low-Power RS-485/RS-422 Transceiver
3. LTC2850: 20Mbps RS485/RS422 Transceiver

These alternative models can be considered based on specific application requirements and design constraints.

In conclusion, the MC3487DRE4 is a high-speed differential line driver/receiver IC that offers reliable data transmission over long distances. With its low power consumption, wide operating temperature range, and differential signaling capabilities, it is well-suited for various industrial automation, telecommunications, and data communication applications.