Texas Instruments
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CD74AC574E
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CD74AC574E

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, low-power consumption
  • Package: 20-pin DIP (Dual In-line Package)
  • Essence: Digital Logic IC
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Logic Family: AC
  • Number of Flip-Flops: 8
  • Input Voltage: 2V to 6V
  • Output Voltage: 0V to Vcc
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 5.5 ns (typical)

Detailed Pin Configuration

  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. CP (Clock Pulse Input)
  11. OE (Output Enable)
  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 (Power Supply)

Functional Features

  • High-speed operation allows for efficient data transfer.
  • Low-power consumption makes it suitable for battery-powered devices.
  • 8 flip-flops provide ample storage capacity for digital data.
  • Output enable pin allows for easy control of output states.

Advantages and Disadvantages

Advantages

  • High-speed operation enables quick data processing.
  • Low-power consumption prolongs battery life in portable devices.
  • Compact package size saves board space.
  • Wide operating temperature range allows for versatile applications.

Disadvantages

  • Limited number of flip-flops may not be sufficient for complex applications.
  • Only supports positive-edge triggered clock input.

Working Principles

The CD74AC574E is a D-type flip-flop IC that stores and transfers digital data. It operates based on the positive-edge triggered clock pulse input (CP). When the CP input transitions from low to high, the data present at the D0-D7 inputs is latched and stored in the corresponding flip-flops. The stored data can then be accessed through the Q0-Q7 outputs. The OE (Output Enable) pin controls the output state, allowing for easy data retrieval or isolation.

Detailed Application Field Plans

The CD74AC574E is widely used in various digital systems and applications, including:

  1. Microcontrollers and microprocessors
  2. Data communication systems
  3. Memory modules
  4. Industrial automation
  5. Automotive electronics
  6. Consumer electronics

Detailed and Complete Alternative Models

  1. SN74AC574: Similar specifications and functionality, different package type (SOIC)
  2. MC74AC574: Comparable performance, alternative manufacturer (Motorola)
  3. 74HC574: Lower power consumption, compatible with 5V logic levels

These alternative models offer similar functionality and can be used as replacements for the CD74AC574E depending on specific requirements and availability.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät CD74AC574E :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of CD74AC574E in technical solutions:

  1. Q: What is CD74AC574E? A: CD74AC574E is a type of integrated circuit (IC) commonly used as an octal D-type flip-flop with tri-state outputs.

  2. Q: What are the main features of CD74AC574E? A: CD74AC574E features eight flip-flops with individual data inputs, clock inputs, and output enable controls. It operates at high-speed and has low power consumption.

  3. Q: How can CD74AC574E be used in technical solutions? A: CD74AC574E can be used for various applications such as data storage, data transfer, address decoding, and synchronization in digital systems.

  4. Q: What is the maximum operating frequency of CD74AC574E? A: The maximum operating frequency of CD74AC574E is typically around 100 MHz.

  5. Q: What is the voltage supply range for CD74AC574E? A: CD74AC574E operates within a voltage supply range of 2V to 6V.

  6. Q: Can CD74AC574E handle both TTL and CMOS logic levels? A: Yes, CD74AC574E is compatible with both TTL and CMOS logic levels, making it versatile for different system designs.

  7. Q: Does CD74AC574E have any built-in protection features? A: Yes, CD74AC574E includes input diodes that provide protection against electrostatic discharge (ESD) and other voltage spikes.

  8. Q: What is the output drive capability of CD74AC574E? A: CD74AC574E has a high output drive capability, allowing it to drive relatively heavy loads.

  9. Q: Can CD74AC574E be cascaded with other flip-flops? A: Yes, CD74AC574E can be easily cascaded with other flip-flops to create larger storage or shift register systems.

  10. Q: Are there any specific layout considerations for using CD74AC574E? A: It is recommended to follow the manufacturer's guidelines for proper decoupling and grounding techniques to ensure optimal performance of CD74AC574E in the circuit design.

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