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MC14490DWR2
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MC14490DWR2

Product Overview

Category

MC14490DWR2 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for various digital logic applications.

Characteristics

  • Low power consumption
  • Wide operating voltage range
  • High noise immunity
  • Compact size

Package

MC14490DWR2 is available in a small outline package (SOIC) with 16 pins.

Essence

The essence of MC14490DWR2 lies in its ability to perform digital logic functions efficiently and reliably.

Packaging/Quantity

This IC is typically packaged in reels, with each reel containing a specific quantity of MC14490DWR2 ICs.

Specifications

  • Supply Voltage: 3V to 18V
  • Logic Family: CMOS
  • Number of Pins: 16
  • Operating Temperature Range: -40°C to +85°C
  • Input Type: Schmitt Trigger
  • Output Type: Push-Pull

Detailed Pin Configuration

  1. Pin 1: Input A
  2. Pin 2: Input B
  3. Pin 3: Input C
  4. Pin 4: Input D
  5. Pin 5: Output Y
  6. Pin 6: Output Z
  7. Pin 7: Output Y
  8. Pin 8: Output Z
  9. Pin 9: GND (Ground)
  10. Pin 10: VDD (Supply Voltage)
  11. Pin 11: Input E
  12. Pin 12: Input F
  13. Pin 13: Input G
  14. Pin 14: Input H
  15. Pin 15: Output Y
  16. Pin 16: Output Z

Functional Features

  • Hex non-inverting buffer
  • Schmitt trigger inputs for improved noise immunity
  • High-speed operation
  • Wide voltage range compatibility

Advantages and Disadvantages

Advantages

  • Low power consumption makes it suitable for battery-powered devices
  • Compact size allows for space-efficient circuit designs
  • High noise immunity ensures reliable operation in noisy environments

Disadvantages

  • Limited number of inputs and outputs restricts its application in complex circuits
  • Lack of built-in protection features may require additional external components for certain applications

Working Principles

MC14490DWR2 operates based on the principles of digital logic. It receives input signals, processes them using internal circuitry, and produces corresponding output signals based on the applied logic functions.

Detailed Application Field Plans

MC14490DWR2 finds applications in various fields, including but not limited to: 1. Consumer electronics 2. Industrial automation 3. Automotive electronics 4. Communication systems 5. Robotics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MC14490DWR2 are: 1. CD4093BCN 2. SN74HC14N 3. 74HCT04N 4. CD40106BE 5. HEF40106BT

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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技術ソリューションにおける MC14490DWR2 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MC14490DWR2 in technical solutions:

  1. Q: What is MC14490DWR2? A: MC14490DWR2 is a CMOS integrated circuit that serves as a hex contact bounce eliminator or a quadruple bus buffer gate.

  2. Q: What is the purpose of MC14490DWR2 in technical solutions? A: MC14490DWR2 is commonly used to eliminate contact bounce in switches, buttons, and other input devices, ensuring reliable signal detection.

  3. Q: How many channels does MC14490DWR2 support? A: MC14490DWR2 supports up to six independent channels, making it suitable for applications with multiple input devices.

  4. Q: What is contact bounce, and why is it important to eliminate it? A: Contact bounce refers to the rapid opening and closing of switch contacts when pressed. Eliminating it ensures accurate and stable signal detection, preventing false readings.

  5. Q: Can MC14490DWR2 be used with both mechanical and solid-state switches? A: Yes, MC14490DWR2 can be used with both mechanical and solid-state switches, providing contact debouncing functionality for various types of switches.

  6. Q: What is the operating voltage range of MC14490DWR2? A: MC14490DWR2 operates within a voltage range of 3V to 18V, allowing compatibility with a wide range of power supply voltages.

  7. Q: Does MC14490DWR2 have built-in pull-up or pull-down resistors? A: No, MC14490DWR2 does not have built-in pull-up or pull-down resistors. External resistors may be required for proper signal conditioning.

  8. Q: Can MC14490DWR2 be cascaded to increase the number of channels? A: Yes, MC14490DWR2 can be cascaded with other MC14490DWR2 devices to increase the number of channels and accommodate more input devices.

  9. Q: What is the typical power consumption of MC14490DWR2? A: The typical power consumption of MC14490DWR2 is low, making it suitable for battery-powered applications or energy-efficient designs.

  10. Q: Are there any specific precautions to consider when using MC14490DWR2? A: It is important to ensure that the supply voltage does not exceed the specified maximum limit (18V) to prevent damage to the device. Additionally, proper decoupling capacitors should be used to minimize noise and ensure stable operation.

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