Texas Instruments
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SN74AC74NG4
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SN74AC74NG4

Product Overview

Category

SN74AC74NG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronic systems for various applications, including data storage and signal processing.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with TTL logic levels
  • Dual D-type positive-edge-triggered flip-flop

Package

SN74AC74NG4 is available in a standard 14-pin plastic dual in-line package (PDIP).

Essence

The essence of SN74AC74NG4 lies in its ability to store and manipulate digital information efficiently within electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of SN74AC74NG4 ICs.

Specifications

  • Supply voltage: 2V to 6V
  • Operating temperature range: -40°C to +85°C
  • Maximum clock frequency: 100 MHz
  • Input/output logic levels: TTL-compatible
  • Flip-flop type: D-type positive-edge-triggered

Detailed Pin Configuration

  1. CLR (Clear)
  2. D (Data input)
  3. CLK (Clock input)
  4. PR (Preset)
  5. Q (Output)
  6. Q̅ (Complementary output)
  7. GND (Ground)
  8. Q̅ (Complementary output)
  9. Q (Output)
  10. VCC (Positive power supply)
  11. D (Data input)
  12. CLK (Clock input)
  13. PR (Preset)
  14. CLR (Clear)

Functional Features

  • Positive-edge-triggered flip-flop operation
  • Asynchronous clear and preset inputs
  • Direct overriding of clock and data inputs
  • Complementary outputs for easy cascading
  • High-speed operation for efficient data processing

Advantages and Disadvantages

Advantages

  • High-speed operation allows for quick data manipulation
  • Low power consumption helps in energy-efficient designs
  • Wide operating voltage range provides flexibility in various applications
  • Compatibility with TTL logic levels ensures easy integration into existing systems

Disadvantages

  • Limited number of flip-flops per IC package
  • Not suitable for applications requiring negative-edge-triggered flip-flops

Working Principles

SN74AC74NG4 operates based on the positive-edge-triggered D-type flip-flop principle. It stores and transfers digital information using clock signals and data inputs. The clear and preset inputs allow for asynchronous clearing and setting of the flip-flop, while the complementary outputs facilitate cascading multiple flip-flops.

Detailed Application Field Plans

SN74AC74NG4 finds extensive use in various digital electronic systems, including but not limited to: 1. Microprocessors and microcontrollers 2. Communication systems 3. Data storage devices 4. Signal processing circuits 5. Control systems

Detailed and Complete Alternative Models

  1. SN74ACT74: Similar functionality with improved speed and performance.
  2. CD4013B: Dual D-type flip-flop with complementary outputs.
  3. MC74HC74A: High-speed CMOS dual D-type flip-flop.

These alternative models offer similar features and can be used as substitutes for SN74AC74NG4 depending on specific requirements.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением SN74AC74NG4 в технических решениях.

Sure! Here are 10 common questions and answers related to the application of SN74AC74NG4 in technical solutions:

  1. Q: What is SN74AC74NG4? A: SN74AC74NG4 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 SN74AC74NG4? A: The operating voltage range for SN74AC74NG4 is typically between 2V and 6V.

  3. Q: What is the maximum clock frequency supported by SN74AC74NG4? A: SN74AC74NG4 can support clock frequencies up to 100 MHz.

  4. Q: Can SN74AC74NG4 be used in both digital and analog circuits? A: No, SN74AC74NG4 is specifically designed for digital circuits and is not suitable for analog applications.

  5. Q: How many inputs and outputs does SN74AC74NG4 have? A: SN74AC74NG4 has two inputs (D and CLK) and two outputs (Q and Q̅).

  6. Q: What is the purpose of the CLR (clear) input in SN74AC74NG4? A: The CLR input is used to reset the flip-flop and clear its stored data.

  7. Q: Can SN74AC74NG4 be cascaded to create larger storage capacities? A: Yes, multiple SN74AC74NG4 ICs can be cascaded together to create larger storage capacities.

  8. Q: What is the power supply current required by SN74AC74NG4? A: The power supply current for SN74AC74NG4 is typically around 8 mA.

  9. Q: Is SN74AC74NG4 suitable for high-speed applications? A: Yes, SN74AC74NG4 is designed to operate at high clock frequencies and is suitable for high-speed applications.

  10. Q: Can SN74AC74NG4 be used in both synchronous and asynchronous circuits? A: Yes, SN74AC74NG4 can be used in both synchronous and asynchronous circuits, depending on the application requirements.

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