Texas Instruments
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SN74AC74N
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SN74AC74N

Product Overview

Category

SN74AC74N belongs to the category of integrated circuits (ICs).

Use

It is commonly used in digital electronic systems for various applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with TTL inputs
  • Schmitt-triggered inputs
  • Buffered outputs

Package

SN74AC74N is available in a 14-pin dual in-line package (DIP).

Essence

The essence of SN74AC74N lies in its ability to store and manipulate digital information using flip-flops.

Packaging/Quantity

SN74AC74N is typically packaged in tubes or reels, with quantities varying based on customer requirements.

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Input Voltage High: 2V to VCC
  • Input Voltage Low: GND to 0.8V
  • Output Voltage High: VCC - 0.5V
  • Output Voltage Low: 0.5V

Detailed Pin Configuration

  1. CLR (Clear)
  2. D (Data)
  3. CLK (Clock)
  4. Q (Output)
  5. Q̅ (Complementary Output)
  6. GND (Ground)
  7. Q̅ (Complementary Output)
  8. Q (Output)
  9. CLK (Clock)
  10. D (Data)
  11. CLR (Clear)
  12. VCC (Supply Voltage)
  13. Q̅ (Complementary Output)
  14. Q (Output)

Functional Features

  • Clear Function: The CLR pin allows resetting the flip-flop to a known state.
  • Data Input: The D pin is used to input data into the flip-flop.
  • Clock Input: The CLK pin triggers the flip-flop to capture and store the input data.
  • Output: The Q and Q̅ pins provide the stored output data and its complement, respectively.

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data processing.
  • Low power consumption makes it suitable for battery-powered devices.
  • Wide operating voltage range allows compatibility with various systems.
  • Schmitt-triggered inputs enhance noise immunity.
  • Buffered outputs ensure signal integrity.

Disadvantages

  • Limited number of flip-flops in a single package.
  • Not suitable for applications requiring a large number of storage elements.

Working Principles

SN74AC74N consists of two D-type flip-flops that can store one bit of digital information each. The flip-flops are triggered by the rising edge of the clock signal, capturing the data present at the D input. The stored data is then available at the Q and Q̅ outputs until the next clock cycle or a clear signal is received.

Detailed Application Field Plans

SN74AC74N finds applications in various digital systems, including but not limited to: - Counters and frequency dividers - Shift registers - Data storage and retrieval systems - State machines and control circuits - Clock synchronization circuits

Detailed and Complete Alternative Models

Some alternative models to SN74AC74N include: - CD4013B: Dual D-type flip-flop with similar characteristics and pin configuration. - MC74HC74A: High-speed CMOS dual D-type flip-flop with complementary outputs. - 74LS74: Low-power Schottky TTL dual D-type flip-flop.

These alternatives offer similar functionality and can be used as replacements based on specific requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق SN74AC74N في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of SN74AC74N in technical solutions:

  1. Q: What is SN74AC74N? A: SN74AC74N is a dual D-type flip-flop integrated circuit (IC) that can store and manipulate digital signals.

  2. Q: What is the purpose of using SN74AC74N in a technical solution? A: SN74AC74N is commonly used for sequential logic applications, such as data storage, synchronization, and signal timing.

  3. Q: What is the operating voltage range for SN74AC74N? A: SN74AC74N operates within a voltage range of 2V to 6V.

  4. Q: How many flip-flops are present in SN74AC74N? A: SN74AC74N contains two independent D-type flip-flops.

  5. Q: What is the maximum clock frequency supported by SN74AC74N? A: SN74AC74N can operate at a maximum clock frequency of 125 MHz.

  6. Q: Can SN74AC74N be used in both synchronous and asynchronous applications? A: Yes, SN74AC74N can be used in both synchronous and asynchronous applications depending on the design requirements.

  7. Q: What is the setup time requirement for the input signals of SN74AC74N? A: The setup time requirement for the input signals of SN74AC74N is typically 10 ns.

  8. Q: Does SN74AC74N have any built-in power-saving features? A: No, SN74AC74N does not have any built-in power-saving features. It consumes power even when not actively switching.

  9. Q: Can SN74AC74N be cascaded to create larger storage capacities? A: Yes, multiple SN74AC74N ICs can be cascaded together to create larger storage capacities by connecting the outputs of one flip-flop to the inputs of another.

  10. Q: What are some common applications of SN74AC74N in technical solutions? A: SN74AC74N is commonly used in applications such as counters, registers, frequency dividers, and data synchronization circuits.

Please note that these answers are general and may vary depending on specific design considerations and requirements.