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74HC4040DB,118
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74HC4040DB,118

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Counter/Divider
  • Characteristics: High-speed operation, low power consumption
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Binary ripple counter/divider
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Maximum Clock Frequency: 40 MHz
  • Number of Stages: 12
  • Output Current: ±4 mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. MR (Master Reset)
  2. CP (Clock Pulse)
  3. Q12-Q4 (Outputs)
  4. GND (Ground)
  5. Q3-Q0 (Outputs)
  6. VCC (Supply Voltage)
  7. Q5-Q11 (Outputs)

Functional Features

  • Asynchronous Master Reset
  • Synchronous Counting
  • Buffered Outputs
  • Schmitt-trigger Action on All Inputs

Advantages

  • High-speed operation allows for quick counting and dividing tasks
  • Low power consumption makes it suitable for battery-powered devices
  • Wide supply voltage range enables compatibility with various systems
  • Schmitt-trigger action ensures reliable operation in noisy environments

Disadvantages

  • Limited number of stages (12) may not be sufficient for certain applications requiring higher counts
  • Lack of built-in error detection or correction mechanisms

Working Principles

The 74HC4040DB,118 is a binary ripple counter/divider IC. It counts the number of clock pulses applied to its CP pin and provides the count value on its output pins. The counter can be reset to zero using the MR pin. The outputs are buffered and can drive standard TTL or CMOS logic levels.

Detailed Application Field Plans

  • Frequency division: The 74HC4040DB,118 can be used to divide the frequency of an input signal by a factor determined by the number of stages. This is useful in applications such as clock generation, frequency synthesis, and digital frequency meters.
  • Event counting: By connecting an external event signal to the CP pin, the IC can count the number of occurrences of that event. This can be applied in various fields, including industrial automation, robotics, and scientific experiments.

Detailed and Complete Alternative Models

  • CD4040BE: Similar functionality, but with different package (DIP)
  • MC14040B: Comparable binary counter/divider IC from another manufacturer

Note: The above information is based on the datasheet provided by the manufacturer. It is recommended to refer to the datasheet for the most accurate and up-to-date specifications and details.

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技術ソリューションにおける 74HC4040DB,118 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 74HC4040DB,118 in technical solutions:

  1. Q: What is the 74HC4040DB,118? A: The 74HC4040DB,118 is a 12-stage binary counter IC (integrated circuit) with an asynchronous reset function.

  2. Q: What is the maximum clock frequency for the 74HC4040DB,118? A: The maximum clock frequency for the 74HC4040DB,118 is typically around 40 MHz.

  3. Q: How many output pins does the 74HC4040DB,118 have? A: The 74HC4040DB,118 has 12 output pins, each representing a different stage of the binary counter.

  4. Q: Can I use the 74HC4040DB,118 as a frequency divider? A: Yes, the 74HC4040DB,118 can be used as a frequency divider by connecting the desired clock signal to the input pin and using the appropriate output pin.

  5. Q: Does the 74HC4040DB,118 require external components for operation? A: The 74HC4040DB,118 requires a power supply and decoupling capacitors for stable operation, but no other external components are necessary.

  6. Q: What is the power supply voltage range for the 74HC4040DB,118? A: The power supply voltage range for the 74HC4040DB,118 is typically between 2V and 6V.

  7. Q: Can I cascade multiple 74HC4040DB,118 ICs together? A: Yes, you can cascade multiple 74HC4040DB,118 ICs together to increase the number of stages in the binary counter.

  8. Q: How do I reset the 74HC4040DB,118? A: The 74HC4040DB,118 has an asynchronous reset pin (RESET) that can be pulled low to reset the counter to its initial state.

  9. Q: What is the maximum current that each output pin of the 74HC4040DB,118 can sink/source? A: Each output pin of the 74HC4040DB,118 can typically sink/source up to 4 mA of current.

  10. Q: Can I use the 74HC4040DB,118 in both digital and analog applications? A: The 74HC4040DB,118 is primarily designed for digital applications, but it can also be used in some analog applications such as frequency measurement or generation.

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