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74AHC574D,112
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74AHC574D,112

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, low-power, octal D-type flip-flop with 3-state outputs
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Digital Logic IC
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • Input Voltage Range: -0.5V to VCC + 0.5V
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +125°C
  • Output Drive Capability: ±24mA at 3.3V
  • Propagation Delay: 6ns at 3.3V, 20ns at 2.5V
  • Input Capacitance: 3.5pF
  • Output Capacitance: 8pF

Pin Configuration

The 74AHC574D,112 has a total of 20 pins. The pin configuration is as follows:

  1. GND (Ground)
  2. Q0 (Output 0)
  3. D0 (Data Input 0)
  4. D1 (Data Input 1)
  5. D2 (Data Input 2)
  6. D3 (Data Input 3)
  7. D4 (Data Input 4)
  8. D5 (Data Input 5)
  9. D6 (Data Input 6)
  10. D7 (Data Input 7)
  11. OE (Output Enable)
  12. CP (Clock Pulse)
  13. MR (Master Reset)
  14. Q7 (Output 7)
  15. Q6 (Output 6)
  16. Q5 (Output 5)
  17. Q4 (Output 4)
  18. Q3 (Output 3)
  19. Q2 (Output 2)
  20. VCC (Supply Voltage)

Functional Features

  • Octal D-type flip-flop with 3-state outputs
  • Non-inverting outputs for common clock and master reset
  • Outputs can be disabled using the output enable input
  • High-speed operation with low power consumption
  • Schmitt-trigger action on all inputs for improved noise immunity
  • Balanced propagation delays for synchronous operation
  • Direct interface with TTL levels
  • Complies with JEDEC standard JESD7A

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing - Low-power consumption helps in energy-efficient designs - 3-state outputs provide flexibility in connecting multiple devices - Schmitt-trigger action improves noise immunity

Disadvantages: - Limited supply voltage range (2.0V to 5.5V) - Propagation delay may affect timing-sensitive applications

Working Principles

The 74AHC574D,112 is an octal D-type flip-flop with 3-state outputs. It operates based on the clock pulse and data inputs provided. The flip-flop stores the input data and updates the output accordingly when a clock pulse is received. The master reset input allows resetting all flip-flops simultaneously. The output enable input controls the output state, enabling or disabling the outputs as required.

Detailed Application Field Plans

The 74AHC574D,112 is commonly used in various digital systems and applications, including:

  1. Microcontrollers and microprocessors
  2. Data storage and retrieval systems
  3. Communication systems
  4. Industrial automation
  5. Consumer electronics
  6. Automotive electronics
  7. Robotics
  8. Signal processing

Alternative Models

Some alternative models that offer similar functionality to the 74AHC574D,112 include:

  1. SN74LVC574A
  2. MC74ACT574
  3. CD74HCT574
  4. 74F574

These models can be considered as alternatives based on specific requirements and compatibility with the existing system.

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Énumérez 10 questions et réponses courantes liées à l'application de 74AHC574D,112 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of 74AHC574D,112 in technical solutions:

  1. Q: What is the function of the 74AHC574D,112? A: The 74AHC574D,112 is an octal D-type flip-flop with 3-state outputs. It can store and transfer data in digital circuits.

  2. Q: What is the voltage supply range for the 74AHC574D,112? A: The voltage supply range for the 74AHC574D,112 is typically between 2V and 5.5V.

  3. Q: How many flip-flops are there in the 74AHC574D,112? A: The 74AHC574D,112 has 8 flip-flops, making it an octal (8-bit) device.

  4. Q: What is the maximum clock frequency supported by the 74AHC574D,112? A: The maximum clock frequency supported by the 74AHC574D,112 is typically around 125 MHz.

  5. Q: Can the 74AHC574D,112 be used for bidirectional data transfer? A: No, the 74AHC574D,112 is a unidirectional device and can only transfer data in one direction.

  6. Q: What is the output drive capability of the 74AHC574D,112? A: The 74AHC574D,112 has a typical output drive capability of 24 mA, allowing it to drive standard TTL loads.

  7. Q: Does the 74AHC574D,112 have any built-in protection features? A: Yes, the 74AHC574D,112 has built-in diode protection against electrostatic discharge (ESD) and excessive voltage.

  8. Q: Can the 74AHC574D,112 be cascaded to increase the number of flip-flops? A: Yes, multiple 74AHC574D,112 devices can be cascaded together to increase the number of flip-flops in a circuit.

  9. Q: What is the power consumption of the 74AHC574D,112? A: The power consumption of the 74AHC574D,112 depends on factors such as supply voltage, clock frequency, and output load.

  10. Q: Are there any specific application notes or reference designs available for the 74AHC574D,112? A: Yes, the manufacturer of the 74AHC574D,112 typically provides application notes and reference designs that can help with its implementation in various technical solutions.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's documentation for the 74AHC574D,112.