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74LVX74SJ
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74LVX74SJ

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: Dual D-Type Positive-Edge-Triggered Flip-Flop with Clear and Preset
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Logic Gate
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • High-Level Input Voltage: 2.0V to VCC + 0.3V
  • Low-Level Input Voltage: -0.3V to 0.8V
  • High-Level Output Current: -4.0mA
  • Low-Level Output Current: 4.0mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVX74SJ IC has a total of 14 pins. The pin configuration is as follows:

  1. Pin 1: Clear (CLR)
  2. Pin 2: Data (D)
  3. Pin 3: Clock (CLK)
  4. Pin 4: Ground (GND)
  5. Pin 5: Q1 Output
  6. Pin 6: Q1 Complementary Output (Q1')
  7. Pin 7: Preset (PRE)
  8. Pin 8: Enable (EN)
  9. Pin 9: Q2 Output
  10. Pin 10: Q2 Complementary Output (Q2')
  11. Pin 11: Set (SET)
  12. Pin 12: VCC (Positive Power Supply)
  13. Pin 13: Data (D)
  14. Pin 14: Clock (CLK)

Functional Features

The 74LVX74SJ is a dual D-type positive-edge-triggered flip-flop with clear and preset functionality. It is designed to store and transfer data in digital systems. The positive-edge-triggered feature ensures that the flip-flop captures the input data on the rising edge of the clock signal. The clear and preset inputs allow for synchronous resetting and setting of the flip-flop outputs.

Advantages and Disadvantages

Advantages: - Dual flip-flop configuration allows for efficient use of space in integrated circuits. - Positive-edge triggering ensures reliable data capture. - Clear and preset inputs provide flexibility in controlling the flip-flop outputs.

Disadvantages: - Limited supply voltage range (2.0V to 5.5V). - Relatively low output current capability (-4.0mA to 4.0mA).

Working Principles

The 74LVX74SJ operates based on the principles of digital logic gates. The flip-flop stores and transfers binary data using internal latches. The clock signal triggers the transfer of data from the input to the output. The clear and preset inputs allow for synchronous resetting and setting of the flip-flop outputs, respectively.

Detailed Application Field Plans

The 74LVX74SJ is commonly used in various digital systems and applications, including:

  1. Microcontrollers and microprocessors
  2. Data storage devices
  3. Communication systems
  4. Industrial automation
  5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 74LVX74SJ IC include:

  1. SN74LS74AN
  2. CD4013BE
  3. MC74HC74AN
  4. 74HCT74N
  5. HEF4013BT

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74LVX74SJ i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74LVX74SJ in technical solutions:

  1. Q: What is the 74LVX74SJ? A: The 74LVX74SJ is a dual D-type flip-flop integrated circuit (IC) that can store one bit of data.

  2. Q: What is the voltage supply range for the 74LVX74SJ? A: The 74LVX74SJ operates with a voltage supply range of 2.7V to 3.6V.

  3. Q: How many flip-flops are there in the 74LVX74SJ? A: The 74LVX74SJ contains two independent D-type flip-flops.

  4. Q: What is the maximum clock frequency supported by the 74LVX74SJ? A: The 74LVX74SJ can operate at a maximum clock frequency of 200 MHz.

  5. Q: Can the 74LVX74SJ be used for edge-triggered or level-sensitive applications? A: Yes, the 74LVX74SJ can be used for both edge-triggered and level-sensitive applications.

  6. Q: What is the typical propagation delay of the 74LVX74SJ? A: The typical propagation delay of the 74LVX74SJ is around 8 ns.

  7. Q: Does the 74LVX74SJ have any built-in protection features? A: Yes, the 74LVX74SJ has built-in ESD protection on all inputs and outputs.

  8. Q: Can the 74LVX74SJ be cascaded to create larger storage registers? A: Yes, multiple 74LVX74SJ ICs can be cascaded to create larger storage registers.

  9. Q: What is the power consumption of the 74LVX74SJ? A: The power consumption of the 74LVX74SJ is relatively low, making it suitable for battery-powered applications.

  10. Q: What are some common applications of the 74LVX74SJ? A: The 74LVX74SJ is commonly used in digital systems for tasks such as data synchronization, frequency division, and general-purpose storage.

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