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74ACT573SJ
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Encyclopedia Entry: 74ACT573SJ

Product Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Data Storage and Transfer
  • Characteristics: High-Speed, Octal Transparent Latch
  • Package: 20-Pin Small Outline Integrated Circuit (SOIC)
  • Essence: The 74ACT573SJ is a latch IC that allows for the storage and transfer of data in digital systems.
  • Packaging/Quantity: Available in reels or tubes, with varying quantities depending on manufacturer.

Specifications

The 74ACT573SJ has the following specifications:

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature: -40°C to +85°C
  • Latch Type: Transparent D-Type
  • Number of Latches: 8
  • Data Width: 8 bits
  • Latch Enable: Active-High

Detailed Pin Configuration

The 74ACT573SJ has a 20-pin configuration 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. LE (Latch Enable)
  11. OE (Output Enable)
  12. Q0 (Latch Output 0)
  13. Q1 (Latch Output 1)
  14. Q2 (Latch Output 2)
  15. Q3 (Latch Output 3)
  16. Q4 (Latch Output 4)
  17. Q5 (Latch Output 5)
  18. Q6 (Latch Output 6)
  19. Q7 (Latch Output 7)
  20. VCC (Supply Voltage)

Functional Features

The 74ACT573SJ offers the following functional features:

  • Transparent Latching: The latch allows data to be stored and transferred while the latch enable (LE) signal is active.
  • High-Speed Operation: The IC operates at high speeds, making it suitable for applications requiring quick data transfer.
  • Octal Configuration: With eight latches, the IC can handle 8-bit data storage and transfer.
  • Output Enable Control: The output enable (OE) pin allows for enabling or disabling the outputs, providing flexibility in system design.

Advantages and Disadvantages

Advantages of the 74ACT573SJ include:

  • High-speed operation
  • Octal configuration for efficient data handling
  • Transparent latching for easy data transfer

Disadvantages of the 74ACT573SJ include:

  • Requires external control signals for proper operation
  • Limited voltage range (4.5V to 5.5V)

Working Principles

The 74ACT573SJ operates based on the principles of transparent latching. When the latch enable (LE) signal is active, the input data is transferred to the output pins. The output enable (OE) pin controls whether the outputs are enabled or disabled. The IC requires a stable supply voltage within the specified range for proper operation.

Detailed Application Field Plans

The 74ACT573SJ finds applications in various digital systems where data storage and transfer are required. Some specific application fields include:

  1. Microcontrollers: Used for storing and transferring data between microcontrollers and peripheral devices.
  2. Communication Systems: Enables data buffering and transfer in communication systems such as routers and switches.
  3. Memory Modules: Facilitates data storage and transfer within memory modules, improving overall system performance.

Detailed and Complete Alternative Models

Some alternative models to the 74ACT573SJ that offer similar functionality include:

  1. 74HC573: High-Speed Octal D-Type Latch
  2. CD74ACT573: Octal Transparent Latch with 3-State Outputs
  3. SN74ACT573: Octal Transparent Latch with 3-State Outputs

These alternative models can be considered based on specific requirements and compatibility with the target system.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem 74ACT573SJ w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of 74ACT573SJ in technical solutions:

  1. Q: What is the purpose of the 74ACT573SJ?

    • A: The 74ACT573SJ is an octal transparent latch used for temporary storage and transfer of data in digital systems.

  2. Q: What is the maximum operating voltage for the 74ACT573SJ?

    • A: The maximum operating voltage for the 74ACT573SJ is typically 5.5V.

  3. Q: How many bits can the 74ACT573SJ latch store?

    • A: The 74ACT573SJ is an octal latch, meaning it can store 8 bits of data.

  4. Q: Can the 74ACT573SJ be used for bidirectional data transfer?

    • A: No, the 74ACT573SJ is a unidirectional latch and is not suitable for bidirectional data transfer.

  5. Q: What is the typical propagation delay of the 74ACT573SJ?

    • A: The typical propagation delay of the 74ACT573SJ is around 6 nanoseconds.

  6. Q: Does the 74ACT573SJ have any built-in output enable functionality?

    • A: Yes, the 74ACT573SJ has an active-low output enable (OE) pin that can be used to disable the outputs.

  7. Q: Can the 74ACT573SJ operate at high frequencies?

    • A: Yes, the 74ACT573SJ is designed to operate at high-speeds and is suitable for applications requiring fast data transfer.

  8. Q: What is the power supply range for the 74ACT573SJ?

    • A: The power supply range for the 74ACT573SJ is typically between 4.5V and 5.5V.

  9. Q: Can the 74ACT573SJ be cascaded to increase the number of latches?

    • A: Yes, multiple 74ACT573SJ latches can be cascaded together to increase the number of bits that can be stored.

  10. Q: What are some common applications for the 74ACT573SJ?

    • A: The 74ACT573SJ is commonly used in microprocessor systems, memory interfaces, data buses, and other digital systems where temporary storage and transfer of data is required.

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