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DM74AS574N

DM74AS574N

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, TTL Logic
  • Package: DIP (Dual In-line Package)
  • Essence: Sequential Logic Device
  • Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

  • Logic Family: AS
  • Logic Type: D-Type Flip-Flop
  • Number of Elements: 8
  • Number of Bits per Element: 1
  • Propagation Delay Time: 9 ns
  • Operating Voltage Range: 4.75V to 5.25V
  • Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The DM74AS574N has a total of 20 pins, which are arranged as follows:

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

Functional Features

  • The DM74AS574N is an octal D-type flip-flop with a common clock and master reset.
  • It operates on TTL logic levels, providing high-speed performance.
  • The device has a built-in output enable control, allowing the outputs to be disabled when desired.
  • It features edge-triggered data inputs, ensuring reliable and synchronized data storage.

Advantages and Disadvantages

Advantages: - High-speed operation suitable for time-critical applications. - Versatile functionality with multiple data inputs and outputs. - Built-in output enable control enhances flexibility in system design.

Disadvantages: - Limited voltage range of operation. - Requires careful consideration of power supply stability due to its high-speed nature.

Working Principles

The DM74AS574N functions as a sequential logic device, specifically a D-type flip-flop. It stores and transfers data based on clock signals. When the clock input receives a rising or falling edge, the data present at the D-inputs is transferred to the corresponding Q-outputs. The master reset input allows all flip-flops to be asynchronously reset to a known state. The output enable input enables or disables the outputs, providing control over the data flow.

Detailed Application Field Plans

The DM74AS574N can be utilized in various applications, including:

  1. Data storage and transfer systems
  2. Register banks
  3. Address decoding circuits
  4. State machine designs
  5. Control units in microprocessors

Its high-speed operation and versatile functionality make it suitable for applications that require reliable and synchronized data handling.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the DM74AS574N include:

  1. SN74LS574: Low-power Schottky version with comparable specifications.
  2. CD4013: CMOS version with similar pin configuration and functionality.
  3. 74HC574: High-speed CMOS version with improved voltage range.

These alternative models can be considered based on specific requirements and compatibility with existing systems.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av DM74AS574N i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of DM74AS574N in technical solutions:

  1. Q: What is DM74AS574N? A: DM74AS574N is a type of octal D-type flip-flop integrated circuit (IC) that can store and manipulate digital data.

  2. Q: What are the main features of DM74AS574N? A: DM74AS574N has eight flip-flops, each with separate data inputs and outputs, as well as clock and reset inputs.

  3. Q: How can DM74AS574N be used in technical solutions? A: DM74AS574N can be used for various applications such as data storage, synchronization, and sequential logic circuits.

  4. Q: What is the maximum clock frequency supported by DM74AS574N? A: The maximum clock frequency supported by DM74AS574N is typically around 25 MHz.

  5. Q: Can DM74AS574N operate at different voltage levels? A: Yes, DM74AS574N can operate at a wide range of voltage levels, typically between 4.75V and 5.25V.

  6. Q: How does the reset input work in DM74AS574N? A: When the reset input is activated, it clears all the flip-flops and sets their outputs to a predefined state.

  7. Q: Can DM74AS574N be cascaded to increase the number of flip-flops? A: Yes, multiple DM74AS574N ICs can be cascaded together to increase the number of flip-flops and create larger storage systems.

  8. Q: What is the power consumption of DM74AS574N? A: The power consumption of DM74AS574N is typically low, making it suitable for battery-powered applications.

  9. Q: Are there any limitations or considerations when using DM74AS574N? A: Some considerations include proper clock timing, noise immunity, and ensuring correct voltage levels for reliable operation.

  10. Q: Where can I find more information about DM74AS574N and its applications? A: You can refer to the datasheet provided by the manufacturer or consult technical resources and online forums dedicated to digital electronics and IC applications.

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