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SN74AC573PW
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SN74AC573PW

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data storage and transfer
  • Characteristics: High-speed, low-power consumption
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Octal transparent D-type latch with 3-state outputs
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Supply voltage range: 2 V to 6 V
  • Input voltage range: 0 V to VCC
  • Output voltage range: 0 V to VCC
  • Operating temperature range: -40°C to +85°C
  • Output current: ±24 mA
  • Propagation delay time: 4.5 ns (typical)

Detailed Pin Configuration

The SN74AC573PW 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. LE (Latch enable)
  13. Q0 (Output 0)
  14. Q1 (Output 1)
  15. Q2 (Output 2)
  16. Q3 (Output 3)
  17. Q4 (Output 4)
  18. Q5 (Output 5)
  19. Q6 (Output 6)
  20. Q7 (Output 7)

Functional Features

The SN74AC573PW is an octal transparent D-type latch with 3-state outputs. It is designed for high-speed data storage and transfer applications. The latch allows data to be stored when the latch enable (LE) input is high, and the stored data can be transferred to the outputs when the output enable (OE) input is low. The 3-state outputs provide flexibility in connecting multiple devices together.

Advantages and Disadvantages

Advantages: - High-speed operation - Low-power consumption - 3-state outputs for easy interfacing with other devices - Wide supply voltage range

Disadvantages: - Limited output current capacity - Sensitive to electrostatic discharge (ESD)

Working Principles

The SN74AC573PW operates based on the principles of digital logic. When the latch enable (LE) input is high, the data inputs (D0-D7) are latched and stored internally. The stored data can then be transferred to the outputs (Q0-Q7) when the output enable (OE) input is low. The latch remains transparent as long as the LE input is high, allowing continuous data updates. The 3-state outputs allow multiple devices to share a common bus without interference.

Detailed Application Field Plans

The SN74AC573PW is commonly used in various applications, including:

  1. Microprocessor systems: Used for data storage and transfer between the microprocessor and external devices.
  2. Communication systems: Enables data buffering and synchronization in communication interfaces.
  3. Industrial automation: Facilitates control signal distribution and data exchange in industrial control systems.
  4. Automotive electronics: Supports data transfer and storage in automotive control modules.
  5. Consumer electronics: Used in devices such as gaming consoles, set-top boxes, and audio/video equipment for data handling.

Detailed and Complete Alternative Models

  1. SN74AC373: Octal transparent latch with non-inverting 3-state outputs.
  2. SN74HC573: Octal transparent D-type latch with 3-state outputs, compatible with 5 V supply voltage.
  3. SN74LVC573A: Octal D-type transparent latch with 3-state outputs, operates at lower voltage levels.

These alternative models offer similar functionality to the SN74AC573PW and can be used as replacements in various applications.

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技術ソリューションにおける SN74AC573PW の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of SN74AC573PW:

  1. Q: What is SN74AC573PW? A: SN74AC573PW is a type of octal transparent D-type latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the operating voltage range for SN74AC573PW? A: The operating voltage range for SN74AC573PW is typically between 2V and 6V.

  3. Q: How many data inputs does SN74AC573PW have? A: SN74AC573PW has 8 data inputs, labeled as D0 to D7.

  4. Q: Can SN74AC573PW be used for bidirectional data transfer? A: No, SN74AC573PW is unidirectional and can only be used for one-way data transfer.

  5. Q: What is the maximum output current that SN74AC573PW can drive? A: SN74AC573PW can drive up to 24mA of output current per channel.

  6. Q: Does SN74AC573PW have any built-in protection features? A: Yes, SN74AC573PW has built-in diode clamps on the inputs to protect against electrostatic discharge (ESD).

  7. Q: Can SN74AC573PW operate at high frequencies? A: Yes, SN74AC573PW is designed to operate at high-speed clock frequencies, typically in the range of tens to hundreds of megahertz.

  8. Q: What is the purpose of the 3-state outputs in SN74AC573PW? A: The 3-state outputs allow multiple devices to share a common bus without interfering with each other's signals.

  9. Q: Can SN74AC573PW be cascaded to increase the number of outputs? A: Yes, multiple SN74AC573PW devices can be cascaded together to increase the number of outputs in a system.

  10. Q: What is the package type for SN74AC573PW? A: SN74AC573PW is available in a TSSOP (Thin Shrink Small Outline Package) package with 20 pins.

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