ON Semiconductor
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MC1489MG
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MC1489MG

Product Overview

  • Category: Integrated Circuit
  • Use: Signal Line Receiver
  • Characteristics: High-speed, Low-power, Wide voltage range
  • Package: DIP (Dual In-line Package)
  • Essence: Monolithic Schottky Transistor Array
  • Packaging/Quantity: Tube/25 pieces

Specifications

  • Supply Voltage Range: ±4V to ±18V
  • Input Voltage Range: -30V to +30V
  • Operating Temperature Range: -55°C to +125°C
  • Output Current: ±10mA
  • Propagation Delay Time: 60ns (typical)

Detailed Pin Configuration

The MC1489MG has a total of 14 pins. The pin configuration is as follows:

  1. VCC (+) - Positive supply voltage
  2. A - Input signal A
  3. B - Input signal B
  4. C - Input signal C
  5. D - Input signal D
  6. GND - Ground
  7. Y - Output signal Y
  8. Z - Output signal Z
  9. VEE (-) - Negative supply voltage
  10. NC - No connection
  11. NC - No connection
  12. NC - No connection
  13. NC - No connection
  14. NC - No connection

Functional Features

  • High-speed signal line receiver
  • Compatible with TTL and CMOS logic levels
  • Wide common-mode input voltage range
  • Low power consumption
  • High output current capability
  • ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transmission - Wide voltage range compatibility enhances versatility - Low power consumption reduces energy usage - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited number of input channels (4 channels) - Requires external power supply for operation

Working Principles

The MC1489MG is a monolithic Schottky transistor array designed to receive and convert signals from multiple input channels. It operates by amplifying and shaping the incoming signals, making them suitable for further processing by downstream circuitry. The device is capable of handling high-speed data transmission while consuming minimal power.

Detailed Application Field Plans

The MC1489MG is commonly used in various applications that require reliable signal reception and conversion. Some of the typical application fields include:

  1. Data communication systems
  2. Industrial automation
  3. Instrumentation and measurement equipment
  4. Robotics and control systems
  5. Automotive electronics

Detailed and Complete Alternative Models

  • MAX1489E
  • SN75189
  • LTC1489
  • DS1489
  • HIN232

These alternative models offer similar functionality and can be used as substitutes for the MC1489MG in various applications.

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تکنیکی حل میں MC1489MG کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

Sure! Here are 10 common questions and answers related to the application of MC1489MG in technical solutions:

  1. Q: What is MC1489MG? A: MC1489MG is a quad line receiver IC (integrated circuit) commonly used for converting RS-232 signals into TTL/CMOS logic levels.

  2. Q: What is the operating voltage range of MC1489MG? A: The operating voltage range of MC1489MG is typically between 4.5V and 5.5V.

  3. Q: How many channels does MC1489MG have? A: MC1489MG has four independent channels, allowing it to receive data from up to four different RS-232 lines simultaneously.

  4. Q: What is the maximum data rate supported by MC1489MG? A: MC1489MG can handle data rates up to 120 kbps (kilobits per second).

  5. Q: Can MC1489MG be used for both full-duplex and half-duplex communication? A: Yes, MC1489MG can be used for both full-duplex and half-duplex communication depending on the application requirements.

  6. Q: Does MC1489MG require external components for operation? A: Yes, MC1489MG requires external capacitors and resistors for proper operation. The datasheet provides recommended values.

  7. Q: Can MC1489MG tolerate high-voltage transients or noise on the RS-232 lines? A: Yes, MC1489MG has built-in protection features that allow it to withstand high-voltage transients and provide some level of noise immunity.

  8. Q: What is the typical input impedance of MC1489MG? A: The typical input impedance of MC1489MG is around 7 kΩ (kiloohms).

  9. Q: Can MC1489MG be used in industrial environments? A: Yes, MC1489MG is suitable for use in industrial environments due to its robustness and ability to handle harsh conditions.

  10. Q: Are there any application notes or reference designs available for MC1489MG? A: Yes, the manufacturer typically provides application notes and reference designs that can help with the implementation of MC1489MG in various technical solutions.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.