ON Semiconductor
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MC1488DG
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MC1488DG

Product Overview

  • Category: Integrated Circuit
  • Use: Line Driver
  • Characteristics: High-speed, low-power, TTL-compatible
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: MC1488DG is a line driver integrated circuit that amplifies and shapes digital signals for transmission over long distances.
  • Packaging/Quantity: Available 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 20 Mbps
  • Input Logic Levels: TTL-compatible
  • Output Current: ±10 mA
  • Propagation Delay: 30 ns (typical)

Detailed Pin Configuration

  1. VCC - Power supply voltage
  2. A - Input signal A
  3. B - Input signal B
  4. Y - Output signal Y
  5. Z - Output signal Z
  6. GND - Ground

Functional Features

  • Amplification: MC1488DG amplifies weak input signals to ensure reliable transmission over long distances.
  • Signal Shaping: The integrated circuit shapes the amplified signals to meet the requirements of the receiving device.
  • TTL Compatibility: The inputs and outputs are compatible with TTL logic levels, allowing easy integration with other digital circuits.
  • High-Speed Operation: With a data rate of up to 20 Mbps, MC1488DG is suitable for high-speed communication applications.
  • Low Power Consumption: The IC operates at low power, making it energy-efficient.

Advantages and Disadvantages

Advantages: - Reliable signal transmission over long distances - TTL compatibility allows easy integration with other digital circuits - High-speed operation suitable for fast communication applications - Low power consumption for energy efficiency

Disadvantages: - Limited output current capacity - Requires external components for complete functionality

Working Principles

MC1488DG operates by amplifying and shaping digital input signals. The amplified signals are then transmitted over long distances to the receiving device. The integrated circuit ensures reliable transmission by compensating for signal degradation caused by distance and noise.

Detailed Application Field Plans

MC1488DG is commonly used in various applications, including: 1. Telecommunications: Transmitting digital signals over long distances in telecommunication networks. 2. Industrial Automation: Interfacing between digital control systems and remote devices. 3. Data Communication: Enabling high-speed data transmission between devices in computer networks. 4. Instrumentation: Amplifying and shaping digital signals in measurement and control systems.

Detailed and Complete Alternative Models

  1. MAX1488E - Similar line driver IC with enhanced features and improved performance.
  2. SN75188 - Line driver IC with similar functionality and compatibility with TTL logic levels.
  3. LTC1685 - Low-power line driver IC suitable for battery-powered applications.

Note: This entry provides a brief overview of MC1488DG. For more detailed information, refer to the datasheet provided by the manufacturer.

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Énumérez 10 questions et réponses courantes liées à l'application de MC1488DG dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of MC1488DG in technical solutions:

  1. Q: What is MC1488DG? A: MC1488DG is a quad line driver IC used for converting TTL/CMOS logic levels to RS-232 voltage levels.

  2. Q: What is the operating voltage range of MC1488DG? A: The operating voltage range of MC1488DG is typically between 4.5V and 5.5V.

  3. Q: Can MC1488DG be used with both TTL and CMOS logic levels? A: Yes, MC1488DG is compatible with both TTL and CMOS logic levels.

  4. Q: How many channels does MC1488DG have? A: MC1488DG has four independent channels, allowing it to drive up to four RS-232 lines.

  5. Q: What is the maximum data rate supported by MC1488DG? A: MC1488DG can support data rates up to 120 kbps.

  6. Q: Does MC1488DG require external capacitors? A: Yes, MC1488DG requires external capacitors for proper operation. Refer to the datasheet for recommended values.

  7. Q: Can MC1488DG be used for bidirectional communication? A: No, MC1488DG is a unidirectional line driver and cannot be used for bidirectional communication.

  8. Q: What is the output voltage swing of MC1488DG? A: The output voltage swing of MC1488DG is typically ±5V.

  9. Q: Is MC1488DG suitable for long-distance communication? A: MC1488DG is not designed for long-distance communication. For longer distances, additional line drivers or RS-232 repeaters may be required.

  10. Q: Can MC1488DG be used in industrial applications? A: Yes, MC1488DG is commonly used in various industrial applications where conversion between TTL/CMOS and RS-232 levels is needed.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert for accurate information.