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MC74AC4040N
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MC74AC4040N

Product Overview

Category

MC74AC4040N belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic systems for frequency division and time measurement applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
  • Output drive capability: 10 LSTTL loads
  • Buffered inputs
  • Balanced propagation delays

Package

MC74AC4040N is available in a 16-pin dual in-line package (DIP).

Essence

The essence of MC74AC4040N lies in its ability to divide an input frequency by powers of 2, making it suitable for various frequency division applications.

Packaging/Quantity

This product is typically packaged in tubes or reels, with quantities varying depending on the supplier. Common packaging options include tubes of 25 or reels of 250 units.

Specifications

  • Supply voltage: 2V to 6V
  • Input voltage: 0V to VCC
  • Operating temperature range: -40°C to +85°C
  • Maximum clock frequency: 50MHz
  • Number of stages: 12
  • Output current: ±24mA

Detailed Pin Configuration

  1. Clock (CLK)
  2. Reset (RST)
  3. Enable (EN)
  4. Output Q12
  5. Output Q11
  6. Output Q10
  7. Output Q9
  8. Output Q8
  9. Output Q7
  10. Output Q6
  11. Output Q5
  12. Output Q4
  13. Output Q3
  14. Output Q2
  15. Output Q1
  16. Ground (GND)

Functional Features

  • Frequency division: MC74AC4040N can divide the input frequency by powers of 2, allowing for precise frequency division.
  • Time measurement: The outputs of each stage can be used to measure time intervals based on the input clock signal.
  • Reset and enable functions: The product includes a reset pin (RST) and an enable pin (EN) for additional control over the operation.

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient frequency division.
  • Low power consumption makes it suitable for battery-powered devices.
  • Wide operating voltage range allows for compatibility with various systems.
  • Schmitt trigger inputs provide noise immunity, ensuring reliable performance.
  • Buffered inputs enhance signal integrity.
  • Balanced propagation delays ensure accurate timing.

Disadvantages

  • Limited number of stages may restrict certain applications requiring higher division ratios.
  • Lack of built-in frequency multiplication capabilities.

Working Principles

MC74AC4040N operates based on a binary counter principle. The input clock signal is divided by 2 at each stage, resulting in a frequency division by powers of 2. The output signals represent the divided frequencies, which can be utilized for various purposes such as time measurement or synchronization.

Detailed Application Field Plans

MC74AC4040N finds applications in various fields, including: 1. Digital frequency synthesizers 2. Clock generation circuits 3. Time measurement devices 4. Frequency division in communication systems 5. Industrial automation systems 6. Consumer electronics

Detailed and Complete Alternative Models

  1. CD4040BE: Similar 12-stage binary counter IC from Texas Instruments.
  2. HEF4040BP: 12-stage binary ripple counter IC from NXP Semiconductors.
  3. SN74HC4040: High-speed CMOS 12-stage binary counter IC from Texas Instruments.
  4. CD74HC4040E: High-speed CMOS 12-stage binary counter IC from Texas Instruments.

These alternative models provide similar functionality and can be used as substitutes for MC74AC4040N in various applications.

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10個與MC74AC4040N在技術方案中應用相關的常見問題與解答

Sure! Here are 10 common questions and answers related to the application of MC74AC4040N in technical solutions:

  1. Q: What is MC74AC4040N? A: MC74AC4040N is a 12-stage binary counter integrated circuit (IC) that can be used in various digital applications.

  2. Q: What is the maximum clock frequency supported by MC74AC4040N? A: The maximum clock frequency supported by MC74AC4040N is typically around 50 MHz.

  3. Q: Can MC74AC4040N be used as a frequency divider? A: Yes, MC74AC4040N can be used as a frequency divider by connecting the input clock signal to the appropriate pin and using the output pins to obtain the divided frequency.

  4. Q: How many output pins does MC74AC4040N have? A: MC74AC4040N has 12 output pins, each representing a different stage of the binary counter.

  5. Q: What is the power supply voltage range for MC74AC4040N? A: The power supply voltage range for MC74AC4040N is typically between 2V and 6V.

  6. Q: Can MC74AC4040N be cascaded to increase the number of stages? A: Yes, MC74AC4040N can be cascaded with additional ICs to increase the number of stages and achieve higher counting capabilities.

  7. Q: Does MC74AC4040N have any built-in reset functionality? A: No, MC74AC4040N does not have a built-in reset functionality. However, an external reset circuit can be implemented if required.

  8. Q: What is the typical propagation delay of MC74AC4040N? A: The typical propagation delay of MC74AC4040N is around 6 ns.

  9. Q: Can MC74AC4040N be used in both synchronous and asynchronous applications? A: Yes, MC74AC4040N can be used in both synchronous and asynchronous applications depending on the clock input configuration.

  10. Q: What are some common applications of MC74AC4040N? A: Some common applications of MC74AC4040N include frequency division, time delay generation, event counting, and digital signal processing.

Please note that the answers provided here are general and may vary based on specific datasheet specifications and application requirements.