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CD74HC423NSR
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CD74HC423NSR

Product Overview

Category

CD74HC423NSR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital logic applications, specifically for signal processing and timing control.

Characteristics

  • High-speed operation
  • Wide voltage range
  • Low power consumption
  • Compatibility with various logic families

Package

CD74HC423NSR is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of CD74HC423NSR lies in its ability to provide precise timing control and efficient signal processing in digital circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 9 ns (typical)
  • Maximum Clock Frequency: 50 MHz

Detailed Pin Configuration

  1. CLR (Clear)
  2. CLK (Clock)
  3. A (Input A)
  4. B (Input B)
  5. Q1 (Output Q1)
  6. Q2 (Output Q2)
  7. GND (Ground)
  8. VCC (Supply Voltage)

Functional Features

CD74HC423NSR offers the following functional features:

  • Dual retriggerable monostable multivibrator
  • Independent positive-edge-triggered inputs
  • Clear input for resetting the outputs
  • Flexible timing control through external resistors and capacitors
  • Non-inverting outputs

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient signal processing.
  • Wide voltage range enables compatibility with various logic families.
  • Low power consumption contributes to energy efficiency.

Disadvantages

  • Limited number of outputs may restrict certain applications.
  • Sensitivity to noise and voltage fluctuations may affect performance in noisy environments.

Working Principles

CD74HC423NSR operates based on the principles of monostable multivibrators. It utilizes positive-edge-triggered inputs and external timing components to generate precise output pulses. The clear input allows for resetting the outputs, providing flexibility in timing control.

Detailed Application Field Plans

CD74HC423NSR finds applications in various fields, including:

  1. Timing control circuits in microcontrollers and digital systems.
  2. Pulse generation for communication protocols.
  3. Signal conditioning in data acquisition systems.
  4. Frequency division and clock synchronization in digital circuits.
  5. Precision timing in industrial automation and control systems.

Detailed and Complete Alternative Models

  1. CD74HC123E: Similar functionality with different package options (DIP, SOIC).
  2. SN74LS123N: Compatible IC with similar features but operates at a lower speed.
  3. MC14538B: Dual retriggerable monostable multivibrator with additional features like Schmitt trigger inputs.

Note: This is not an exhaustive list, and there are several other alternative models available in the market.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de CD74HC423NSR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of CD74HC423NSR in technical solutions:

  1. Q: What is CD74HC423NSR? A: CD74HC423NSR is a high-speed CMOS logic dual retriggerable monostable multivibrator (one-shot) integrated circuit.

  2. Q: What are the typical applications of CD74HC423NSR? A: CD74HC423NSR is commonly used in various timing and control applications, such as pulse generation, delay circuits, frequency division, and synchronization.

  3. Q: What is the operating voltage range for CD74HC423NSR? A: The operating voltage range for CD74HC423NSR is typically between 2V and 6V.

  4. Q: What is the maximum output current that CD74HC423NSR can handle? A: CD74HC423NSR can handle a maximum output current of 5.2mA.

  5. Q: Can CD74HC423NSR be used in both astable and monostable modes? A: Yes, CD74HC423NSR can be used in both astable (free-running oscillator) and monostable (one-shot) modes.

  6. Q: What is the maximum propagation delay of CD74HC423NSR? A: The maximum propagation delay of CD74HC423NSR is typically around 25ns.

  7. Q: Does CD74HC423NSR have any built-in Schmitt trigger inputs? A: No, CD74HC423NSR does not have built-in Schmitt trigger inputs.

  8. Q: Can CD74HC423NSR operate at high temperatures? A: CD74HC423NSR has a specified operating temperature range of -40°C to 85°C, making it suitable for a wide range of applications.

  9. Q: What is the power supply current consumption of CD74HC423NSR? A: The power supply current consumption of CD74HC423NSR is typically around 2.5mA.

  10. Q: Is CD74HC423NSR available in different package options? A: Yes, CD74HC423NSR is available in various package options, such as SOIC (Small Outline Integrated Circuit) and TSSOP (Thin Shrink Small Outline Package).

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and manufacturer recommendations.