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74AHC74D,118

74AHC74D,118

Product Overview

  • Category: Integrated Circuit
  • Use: Flip-Flop
  • Characteristics: High-speed operation, low power consumption
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Dual D-type flip-flop with set and reset
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • High-Level Input Voltage: 0.7 x VCC
  • Low-Level Input Voltage: 0.3 x VCC
  • High-Level Output Current: -8mA
  • Low-Level Output Current: 8mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74AHC74D,118 has a total of 14 pins. The pin configuration is as follows:

  1. CLR (Clear) - Clear input
  2. D (Data) - Data input
  3. CP (Clock Pulse) - Clock pulse input
  4. Q (Output) - Output
  5. Q̅ (Complementary Output) - Complementary output
  6. GND (Ground) - Ground reference
  7. Q̅ (Complementary Output) - Complementary output
  8. Q (Output) - Output
  9. CP (Clock Pulse) - Clock pulse input
  10. D (Data) - Data input
  11. CLR (Clear) - Clear input
  12. GND (Ground) - Ground reference
  13. VCC (Supply Voltage) - Positive supply voltage
  14. VCC (Supply Voltage) - Positive supply voltage

Functional Features

The 74AHC74D,118 is a dual D-type flip-flop with set and reset functionality. It operates at high speed while consuming low power. The flip-flop can be cleared using the CLR input and the data can be input through the D pin. The CP input is used to control the clock pulse, which triggers the flip-flop operation. The outputs Q and Q̅ provide the desired output states.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Dual flip-flop with set and reset functionality

Disadvantages: - Limited supply voltage range (2.0V to 5.5V) - Limited operating temperature range (-40°C to +125°C)

Working Principles

The 74AHC74D,118 operates based on the principles of digital logic. It utilizes flip-flop circuits to store and manipulate binary information. The CLR input allows for clearing the stored data, while the D input enables the input of new data. The CP input controls the clock pulse, which triggers the flip-flop to update its state. The outputs Q and Q̅ reflect the current state of the flip-flop.

Detailed Application Field Plans

The 74AHC74D,118 finds applications in various fields where flip-flops are required. Some of the detailed application field plans include:

  1. Digital Electronics: Used in digital systems for storing and manipulating binary data.
  2. Communication Systems: Employed in communication circuits for synchronization and data storage purposes.
  3. Control Systems: Integrated into control circuits to store and update control signals.
  4. Computer Architecture: Utilized in computer architectures for memory and register operations.
  5. Signal Processing: Applied in signal processing circuits for data buffering and synchronization.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74AHC74D,118 include:

  1. SN74AHC74D - Manufactured by Texas Instruments
  2. MC74AHC74D - Manufactured by ON Semiconductor
  3. CD74AHC74D - Manufactured by Texas Instruments
  4. 74HC74D - Manufactured by NXP Semiconductors

These alternative models can be considered based on specific requirements and availability.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74AHC74D,118 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74AHC74D,118 in technical solutions:

  1. Q: What is the 74AHC74D,118? A: The 74AHC74D,118 is a dual D-type flip-flop integrated circuit (IC) that can store one bit of data.

  2. Q: What is the operating voltage range for the 74AHC74D,118? A: The operating voltage range for the 74AHC74D,118 is typically between 2V and 5.5V.

  3. Q: What is the maximum clock frequency supported by the 74AHC74D,118? A: The 74AHC74D,118 can support clock frequencies up to 125 MHz.

  4. Q: How many flip-flops are there in the 74AHC74D,118? A: The 74AHC74D,118 contains two independent D-type flip-flops.

  5. Q: Can the 74AHC74D,118 be used for edge-triggered or level-triggered applications? A: Yes, the 74AHC74D,118 can be used for both edge-triggered and level-triggered applications.

  6. Q: What is the typical propagation delay of the 74AHC74D,118? A: The typical propagation delay of the 74AHC74D,118 is around 7 ns.

  7. Q: Does the 74AHC74D,118 have any built-in asynchronous clear functionality? A: No, the 74AHC74D,118 does not have any built-in asynchronous clear functionality.

  8. Q: Can the 74AHC74D,118 be cascaded to create larger counters or shift registers? A: Yes, multiple 74AHC74D,118 ICs can be cascaded together to create larger counters or shift registers.

  9. Q: What is the power supply current consumption of the 74AHC74D,118? A: The power supply current consumption of the 74AHC74D,118 is typically around 4 mA.

  10. Q: Is the 74AHC74D,118 suitable for high-speed digital applications? A: Yes, the 74AHC74D,118 is designed for high-speed digital applications and can be used in various digital systems.

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