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CD74ACT574E

CD74ACT574E

Product Overview

  • Category: Integrated Circuit
  • Use: Digital Logic
  • Characteristics: Octal D-Type Flip-Flop with 3-State Outputs
  • Package: 20-pin SOIC (Small Outline Integrated Circuit)
  • Essence: The CD74ACT574E is a high-speed, low-power octal D-type flip-flop with 3-state outputs. It is designed for use as a storage element in a wide range of digital applications.
  • Packaging/Quantity: The CD74ACT574E is available in tape and reel packaging, with 250 units per reel.

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay: 6ns (typical)
  • Output Drive Capability: ±24mA

Pin Configuration

The CD74ACT574E has a total of 20 pins. The pin configuration is as follows:

  1. GND (Ground)
  2. D0 (Data Input 0)
  3. D1 (Data Input 1)
  4. D2 (Data Input 2)
  5. D3 (Data Input 3)
  6. D4 (Data Input 4)
  7. D5 (Data Input 5)
  8. D6 (Data Input 6)
  9. D7 (Data Input 7)
  10. OE (Output Enable)
  11. CP (Clock Pulse)
  12. Q0 (Flip-Flop Output 0)
  13. Q1 (Flip-Flop Output 1)
  14. Q2 (Flip-Flop Output 2)
  15. Q3 (Flip-Flop Output 3)
  16. Q4 (Flip-Flop Output 4)
  17. Q5 (Flip-Flop Output 5)
  18. Q6 (Flip-Flop Output 6)
  19. Q7 (Flip-Flop Output 7)
  20. VCC (Supply Voltage)

Functional Features

  • Octal D-Type Flip-Flop: The CD74ACT574E consists of eight individual D-type flip-flops, each capable of storing a single bit of data.
  • 3-State Outputs: The flip-flop outputs can be put into a high-impedance state using the output enable (OE) pin, allowing multiple devices to share a common bus.
  • High-Speed Operation: With a propagation delay of only 6ns, the CD74ACT574E is suitable for high-speed digital applications.
  • Low Power Consumption: The integrated circuit is designed to operate with low power supply voltages, making it energy-efficient.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - 3-state outputs for bus sharing - Compact package size

Disadvantages: - Limited number of flip-flops (8 in total) - Requires external clock signal for operation

Working Principles

The CD74ACT574E operates based on the principles of digital logic. It uses D-type flip-flops to store and manipulate binary data. The flip-flops are triggered by clock pulses, which update the stored data based on the input signals. The output enable (OE) pin allows the flip-flop outputs to be either active or in a high-impedance state, enabling efficient bus sharing.

Detailed Application Field Plans

The CD74ACT574E can be used in various digital applications, including but not limited to: - Microprocessor systems - Data storage and retrieval systems - Communication equipment - Industrial control systems - Test and measurement instruments

Detailed and Complete Alternative Models

  1. SN74ACT574: Similar to CD74ACT574E, but available in a different package (DIP-20).
  2. MC74ACT574: Another alternative with similar functionality, but manufactured by a different company (Motorola).

These alternative models provide similar features and can be used as replacements for the CD74ACT574E in various applications.

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Énumérez 10 questions et réponses courantes liées à l'application de CD74ACT574E dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of CD74ACT574E in technical solutions:

  1. Q: What is CD74ACT574E? A: CD74ACT574E is a type of octal D-type flip-flop integrated circuit (IC) that can be used for data storage and transfer in digital systems.

  2. Q: What is the operating voltage range of CD74ACT574E? A: The operating voltage range of CD74ACT574E is typically between 4.5V and 5.5V.

  3. Q: How many flip-flops are there in CD74ACT574E? A: CD74ACT574E consists of 8 individual D-type flip-flops, making it an octal flip-flop IC.

  4. Q: What is the maximum clock frequency supported by CD74ACT574E? A: CD74ACT574E can support clock frequencies up to 100 MHz, depending on the specific conditions and setup.

  5. Q: Can CD74ACT574E be used for both parallel and serial data transfer? A: Yes, CD74ACT574E can be used for both parallel and serial data transfer, depending on how it is configured.

  6. Q: What is the output drive capability of CD74ACT574E? A: CD74ACT574E has a high output drive capability, typically around 24 mA, which allows it to drive various loads.

  7. Q: Is CD74ACT574E compatible with other logic families? A: Yes, CD74ACT574E is compatible with a wide range of logic families, including TTL, CMOS, and LVTTL.

  8. Q: Can CD74ACT574E operate in both synchronous and asynchronous modes? A: Yes, CD74ACT574E can operate in both synchronous and asynchronous modes, depending on the clock input configuration.

  9. Q: What is the typical power consumption of CD74ACT574E? A: The typical power consumption of CD74ACT574E is relatively low, making it suitable for power-sensitive applications.

  10. Q: What are some common applications of CD74ACT574E? A: CD74ACT574E is commonly used in various digital systems, such as microcontrollers, data storage devices, and communication interfaces, where data storage and transfer are required.

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