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MC74HC374ADWR2G
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MC74HC374ADWR2G

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics:
    • High-Speed CMOS Logic
    • Octal D-Type Flip-Flop with 3-State Outputs
    • Output Drive Capability: 10 LSTTL Loads
  • Package: SOIC-20
  • Essence: The MC74HC374ADWR2G is a high-speed CMOS logic IC that functions as an octal D-type flip-flop with 3-state outputs.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.0V to 6.0V
  • Logic Family: HC
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Propagation Delay Time: 15 ns (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74HC374ADWR2G has a total of 20 pins. The pin configuration is as follows:

  1. GND
  2. D0
  3. D1
  4. D2
  5. D3
  6. D4
  7. D5
  8. D6
  9. D7
  10. OE (Output Enable)
  11. CP (Clock Pulse)
  12. MR (Master Reset)
  13. Q0
  14. Q1
  15. Q2
  16. Q3
  17. Q4
  18. Q5
  19. Q6
  20. Q7

Functional Features

  • Octal D-Type Flip-Flop with 3-State Outputs
  • High-Speed Operation
  • Low Power Consumption
  • TTL-Compatible Inputs
  • 3-State Outputs for Bus-Oriented Applications

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data processing.
  • Low power consumption helps in reducing energy usage.
  • TTL-compatible inputs ensure compatibility with other logic devices.
  • 3-state outputs enable bus-oriented applications.

Disadvantages

  • Limited supply voltage range (2.0V to 6.0V).
  • Propagation delay time may affect timing-sensitive applications.

Working Principles

The MC74HC374ADWR2G operates as an octal D-type flip-flop with 3-state outputs. It stores and transfers data using positive-edge triggered clock pulses. The output enable (OE) pin controls the state of the outputs, allowing them to be either active or in a high-impedance state. The master reset (MR) pin resets all flip-flops to their initial state when activated.

Detailed Application Field Plans

The MC74HC374ADWR2G is commonly used in various digital systems and applications, including:

  1. Data storage and transfer in microcontrollers and microprocessors.
  2. Address decoding in memory systems.
  3. State control in sequential logic circuits.
  4. Bus-oriented applications where multiple devices share a common data bus.

Detailed and Complete Alternative Models

  1. SN74HC374N: Similar octal D-type flip-flop with 3-state outputs from Texas Instruments.
  2. CD74HC374E: Equivalent CMOS logic IC from Texas Instruments.
  3. 74HCT374: Octal D-type flip-flop with 3-state outputs from NXP Semiconductors.

These alternative models offer similar functionality and can be used as replacements for the MC74HC374ADWR2G in various applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MC74HC374ADWR2G dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MC74HC374ADWR2G in technical solutions:

  1. Q: What is MC74HC374ADWR2G? A: MC74HC374ADWR2G is a high-speed CMOS octal D-type flip-flop with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the operating voltage range for MC74HC374ADWR2G? A: The operating voltage range for MC74HC374ADWR2G is typically between 2V and 6V.

  3. Q: What is the maximum clock frequency supported by MC74HC374ADWR2G? A: MC74HC374ADWR2G can support clock frequencies up to 25 MHz.

  4. Q: How many flip-flops are there in MC74HC374ADWR2G? A: MC74HC374ADWR2G consists of 8 flip-flops, making it an octal flip-flop.

  5. Q: What are the 3-state outputs in MC74HC374ADWR2G used for? A: The 3-state outputs allow multiple devices to share a common bus, enabling bidirectional communication.

  6. Q: Can MC74HC374ADWR2G be used in both parallel and serial data transfer applications? A: Yes, MC74HC374ADWR2G can be used in both parallel and serial data transfer applications, depending on the configuration.

  7. Q: What is the typical propagation delay of MC74HC374ADWR2G? A: The typical propagation delay of MC74HC374ADWR2G is around 11 ns.

  8. Q: Is MC74HC374ADWR2G compatible with TTL logic levels? A: Yes, MC74HC374ADWR2G is compatible with both CMOS and TTL logic levels.

  9. Q: Can MC74HC374ADWR2G be used in high-speed data storage applications? A: Yes, MC74HC374ADWR2G can be used in high-speed data storage applications due to its fast operation and 3-state outputs.

  10. Q: What are some common applications of MC74HC374ADWR2G? A: MC74HC374ADWR2G is commonly used in microprocessors, memory address registers, and general-purpose digital systems.

Please note that the answers provided here are general and may vary depending on specific use cases and requirements.