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SN74AHCT573NSR
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SN74AHCT573NSR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Octal Transparent D-Type Latch with 3-State Outputs
  • Characteristics:
    • High-speed CMOS technology
    • Eight latches in a single package
    • 3-state outputs for bus-oriented applications
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74AHCT573NSR is an octal transparent latch that can store eight bits of data. It is commonly used in digital systems where data needs to be temporarily stored and then outputted to a bus.
  • Packaging/Quantity: The SN74AHCT573NSR is typically sold in reels, with each reel containing 2500 units.

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to 85°C
  • Propagation Delay Time: 6 ns (typical)
  • Output Current: ±8 mA

Detailed Pin Configuration

The SN74AHCT573NSR 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. LE (Latch Enable)
  12. Q0 (Output 0)
  13. Q1 (Output 1)
  14. Q2 (Output 2)
  15. Q3 (Output 3)
  16. Q4 (Output 4)
  17. Q5 (Output 5)
  18. Q6 (Output 6)
  19. Q7 (Output 7)
  20. VCC (Supply Voltage)

Functional Features

  • Octal transparent latch with 3-state outputs
  • Data inputs are latched when the latch enable (LE) signal is high
  • Outputs can be enabled or disabled using the output enable (OE) signal
  • High-speed operation suitable for bus-oriented applications
  • Compatible with TTL (Transistor-Transistor Logic) input and output levels

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - 3-state outputs enable easy interfacing with other devices - Compact package size saves board space - Compatibility with TTL levels ensures versatility in system integration

Disadvantages: - Limited output current may restrict use in certain applications - Operating temperature range may not be suitable for extreme environments

Working Principles

The SN74AHCT573NSR operates as an octal transparent latch. When the latch enable (LE) signal is high, the data inputs (D0-D7) are latched and stored internally. The stored data can then be outputted to the corresponding outputs (Q0-Q7). The output enable (OE) signal can be used to enable or disable the outputs.

Detailed Application Field Plans

The SN74AHCT573NSR is commonly used in various digital systems and applications, including: - Microprocessor-based systems - Data storage and retrieval systems - Address decoding circuits - Bus-oriented architectures - Memory modules - Communication interfaces

Detailed and Complete Alternative Models

  • SN74AHCT573DWR: SOIC-20 package, reel packaging, same functionality as SN74AHCT573NSR
  • SN74AHCT573PW: TSSOP-20 package, reel packaging, same functionality as SN74AHCT573NSR
  • SN74AHCT573DBR: SSOP-20 package, reel packaging, same functionality as SN74AHCT573NSR

These alternative models offer the same features and functionality as the SN74AHCT573NSR but come in different package options to suit specific design requirements.

Word count: 511 words

Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SN74AHCT573NSR trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of SN74AHCT573NSR in technical solutions:

  1. Q: What is SN74AHCT573NSR? A: SN74AHCT573NSR is a type of octal transparent D-type latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of SN74AHCT573NSR? A: SN74AHCT573NSR is used to store and control the flow of data in digital circuits, allowing for efficient data transfer between different components.

  3. Q: How many bits can SN74AHCT573NSR handle? A: SN74AHCT573NSR can handle 8 bits of data, as it is an octal latch.

  4. Q: What is the voltage range supported by SN74AHCT573NSR? A: SN74AHCT573NSR supports a voltage range of 4.5V to 5.5V.

  5. Q: Can SN74AHCT573NSR be used in both input and output applications? A: Yes, SN74AHCT573NSR can be used as both an input and output device, depending on the specific requirements of the circuit.

  6. Q: What is the maximum operating frequency of SN74AHCT573NSR? A: The maximum operating frequency of SN74AHCT573NSR is typically around 100 MHz.

  7. Q: Does SN74AHCT573NSR have any built-in protection features? A: Yes, SN74AHCT573NSR has built-in ESD (electrostatic discharge) protection, which helps safeguard against damage from static electricity.

  8. Q: Can SN74AHCT573NSR be cascaded to handle more than 8 bits of data? A: Yes, multiple SN74AHCT573NSR latches can be cascaded together to handle larger data sizes.

  9. Q: What is the power consumption of SN74AHCT573NSR? A: The power consumption of SN74AHCT573NSR is relatively low, making it suitable for battery-powered applications.

  10. Q: Are there any specific precautions to consider when using SN74AHCT573NSR? A: It is important to ensure proper decoupling and bypass capacitors are used to minimize noise and stabilize the power supply. Additionally, attention should be given to signal integrity and timing requirements in high-speed applications.

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