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CD74HCT21M96
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CD74HCT21M96

Product Overview

  • Category: Integrated Circuit
  • Use: Logic Gates
  • Characteristics: High-Speed CMOS, Dual 4-Input AND Gate
  • Package: SOIC-14
  • Essence: The CD74HCT21M96 is a high-speed CMOS integrated circuit that contains two independent 4-input AND gates. It operates at a voltage range of 2V to 6V and provides improved noise immunity.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -55°C to +125°C
  • Propagation Delay Time: 15ns (typical)
  • Quiescent Current: 4µA (maximum)

Detailed Pin Configuration

The CD74HCT21M96 has a total of 14 pins arranged as follows:

__ __ A1 | 1 14 | VCC B1 | 2 13 | Y1 C1 | 3 12 | A2 D1 | 4 11 | B2 GND| 5 10 | C2 A1 | 6 9 | D2 B1 | 7 8 | GND ¯¯ ¯¯

Functional Features

  • High-Speed Operation: The CD74HCT21M96 offers fast propagation delay times, making it suitable for applications requiring quick response times.
  • Noise Immunity: This integrated circuit provides improved noise immunity due to its CMOS technology, ensuring reliable operation even in noisy environments.
  • Dual 4-Input AND Gates: The CD74HCT21M96 contains two independent 4-input AND gates, allowing for versatile logic gate configurations.

Advantages and Disadvantages

Advantages: - High-speed operation - Improved noise immunity - Versatile logic gate configuration options

Disadvantages: - Limited number of inputs per gate (4 inputs)

Working Principles

The CD74HCT21M96 operates based on CMOS technology. It utilizes a combination of MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors) to perform logical operations. In the case of the CD74HCT21M96, it consists of two independent 4-input AND gates. These gates receive input signals and produce an output signal based on the logical AND operation.

Detailed Application Field Plans

The CD74HCT21M96 can be used in various applications that require logical operations, such as:

  1. Digital Systems: It can be utilized in digital systems for data processing, control, and communication.
  2. Microcontrollers: The CD74HCT21M96 can be integrated into microcontroller-based projects to perform logical operations.
  3. Industrial Automation: It finds application in industrial automation systems for controlling processes and machinery.
  4. Robotics: The CD74HCT21M96 can be used in robotics projects for decision-making and control.

Detailed and Complete Alternative Models

  1. SN74HCT21: This is a similar 4-input AND gate IC from Texas Instruments.
  2. MC74HCT21: Another alternative from ON Semiconductor with comparable specifications.
  3. CD74HC21: A 2-input AND gate IC from Texas Instruments, suitable for simpler logic operations.

These alternative models provide similar functionality and can be used as replacements for the CD74HCT21M96 depending on specific requirements.

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10個與CD74HCT21M96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 CD74HCT21M96 in technical solutions:

  1. Q: What is CD74HCT21M96? A: CD74HCT21M96 is a high-speed CMOS logic gate, specifically a dual 4-input AND gate, which can be used in various digital circuit applications.

  2. Q: What is the operating voltage range for CD74HCT21M96? A: The operating voltage range for CD74HCT21M96 is typically between 2V and 6V.

  3. Q: What is the maximum output current that CD74HCT21M96 can drive? A: CD74HCT21M96 can typically drive up to 4mA of output current.

  4. Q: Can CD74HCT21M96 be used in both TTL and CMOS logic level systems? A: Yes, CD74HCT21M96 is compatible with both TTL and CMOS logic level systems, making it versatile for different applications.

  5. Q: What is the propagation delay of CD74HCT21M96? A: The propagation delay of CD74HCT21M96 is typically around 9ns.

  6. Q: Is CD74HCT21M96 suitable for high-speed applications? A: Yes, CD74HCT21M96 is designed for high-speed operation, making it suitable for applications that require fast switching times.

  7. Q: Can CD74HCT21M96 handle multiple inputs simultaneously? A: Yes, CD74HCT21M96 has four input pins per gate, allowing it to handle multiple inputs simultaneously.

  8. Q: What is the power dissipation of CD74HCT21M96? A: The power dissipation of CD74HCT21M96 is typically around 20mW.

  9. Q: Can CD74HCT21M96 be used in temperature-sensitive environments? A: Yes, CD74HCT21M96 has a wide operating temperature range of -40°C to 85°C, making it suitable for various environments.

  10. Q: What are some common applications of CD74HCT21M96? A: CD74HCT21M96 can be used in applications such as data processing, signal conditioning, clock synchronization, and general-purpose logic circuits.

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