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CD74HC4067MG4
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CD74HC4067MG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Multiplexer/Demultiplexer
  • Characteristics:
    • High-speed CMOS technology
    • Low power consumption
    • Wide operating voltage range
    • Break-before-make switching action
  • Package: TSSOP-24
  • Essence: CD74HC4067MG4 is a multiplexer/demultiplexer IC that allows digital signals from multiple sources to be selected and routed to a single output line.
  • Packaging/Quantity: Available in reels of 2500 units.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • On-State Resistance: 70Ω (typical)
  • Channel-to-Channel Crosstalk: -80dB (typical)
  • Propagation Delay Time: 23ns (typical)

Pin Configuration

The CD74HC4067MG4 has a total of 24 pins, which are assigned as follows:

  1. S0: Channel selection input bit 0
  2. S1: Channel selection input bit 1
  3. S2: Channel selection input bit 2
  4. S3: Channel selection input bit 3
  5. E: Enable input
  6. Z: Common output
  7. Y0: Analog/digital input/output channel 0
  8. Y1: Analog/digital input/output channel 1
  9. Y2: Analog/digital input/output channel 2
  10. Y3: Analog/digital input/output channel 3
  11. Y4: Analog/digital input/output channel 4
  12. Y5: Analog/digital input/output channel 5
  13. Y6: Analog/digital input/output channel 6
  14. Y7: Analog/digital input/output channel 7
  15. Y8: Analog/digital input/output channel 8
  16. Y9: Analog/digital input/output channel 9
  17. Y10: Analog/digital input/output channel 10
  18. Y11: Analog/digital input/output channel 11
  19. Y12: Analog/digital input/output channel 12
  20. Y13: Analog/digital input/output channel 13
  21. Y14: Analog/digital input/output channel 14
  22. Y15: Analog/digital input/output channel 15
  23. VCC: Positive supply voltage
  24. GND: Ground

Functional Features

  • CD74HC4067MG4 is a 16-channel analog multiplexer/demultiplexer.
  • It allows digital signals to be routed between multiple sources and a single output line.
  • Break-before-make switching action ensures no short-circuits during channel switching.
  • High-speed CMOS technology enables fast signal processing.
  • Low power consumption makes it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems. - Low on-state resistance minimizes signal loss. - High channel-to-channel crosstalk rejection ensures accurate signal routing. - Compact TSSOP-24 package saves board space. - Cost-effective solution for multiplexing/demultiplexing applications.

Disadvantages: - Limited to 16 channels, may not be suitable for applications requiring more channels. - Propagation delay time may affect real-time applications with strict timing requirements.

Working Principles

CD74HC4067MG4 operates based on the principle of analog multiplexing/demultiplexing. The channel selection inputs (S0-S3) determine which input channel is connected to the common output line (Z). The enable input (E) controls the operation of the IC, allowing the user to enable or disable the multiplexing/demultiplexing functionality.

Detailed Application Field Plans

CD74HC4067MG4 finds applications in various fields, including:

  1. Data acquisition systems
  2. Audio/video signal routing
  3. Instrumentation and measurement equipment
  4. Communication systems
  5. Industrial automation
  6. Test and measurement setups
  7. Robotics and control systems

Alternative Models

Some alternative models that can be considered as alternatives to CD74HC4067MG4 are:

  1. CD4051B: 8-channel analog multiplexer/demultiplexer
  2. CD4052B: Dual 4-channel analog multiplexer/demultiplexer
  3. CD4053B: Triple 2-channel analog multiplexer/demultiplexer
  4. CD4051BE: 8-channel analog multiplexer/demultiplexer (DIP package)
  5. CD4052BE: Dual

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CD74HC4067MG4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of CD74HC4067MG4 in technical solutions:

  1. Q: What is CD74HC4067MG4? A: CD74HC4067MG4 is a multiplexer/demultiplexer IC (Integrated Circuit) that allows multiple analog or digital signals to be selected and routed to a single output.

  2. Q: What is the purpose of using CD74HC4067MG4 in technical solutions? A: CD74HC4067MG4 is commonly used to expand the number of input/output channels in microcontroller-based systems, enabling efficient signal routing and management.

  3. Q: How many channels does CD74HC4067MG4 support? A: CD74HC4067MG4 supports 16 channels, allowing you to select one out of the 16 input channels to be connected to the output pin.

  4. Q: Can CD74HC4067MG4 handle both analog and digital signals? A: Yes, CD74HC4067MG4 can handle both analog and digital signals, making it versatile for various applications.

  5. Q: What is the voltage range supported by CD74HC4067MG4? A: CD74HC4067MG4 operates within a voltage range of 2V to 6V, making it compatible with most microcontrollers and digital systems.

  6. Q: How do I control CD74HC4067MG4? A: CD74HC4067MG4 is controlled through digital inputs, typically using GPIO pins of a microcontroller, to select the desired channel.

  7. Q: Can CD74HC4067MG4 be cascaded to increase the number of channels? A: Yes, CD74HC4067MG4 can be cascaded by connecting the output of one IC to the input of another, allowing for expansion of the number of channels.

  8. Q: What is the maximum frequency supported by CD74HC4067MG4? A: CD74HC4067MG4 can handle frequencies up to 50 MHz, making it suitable for high-speed applications.

  9. Q: Are there any limitations or considerations when using CD74HC4067MG4? A: Yes, some considerations include signal degradation at higher frequencies, potential crosstalk between channels, and the need for proper grounding and decoupling.

  10. Q: Can CD74HC4067MG4 be used in both prototyping and production environments? A: Yes, CD74HC4067MG4 is commonly used in both prototyping and production environments due to its ease of use, availability, and cost-effectiveness.

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