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SN74LVC573APW
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SN74LVC573APW

Product Overview

Category

SN74LVC573APW belongs to the category of integrated circuits (ICs).

Use

It is commonly used as an octal transparent latch with 3-state outputs.

Characteristics

  • Low voltage CMOS technology
  • High-speed operation
  • 3-state outputs for bus-oriented applications
  • Wide operating voltage range
  • Compatible with TTL inputs
  • Power-up 3-state
  • Latch-up performance exceeds 250 mA per JESD 17

Package

SN74LVC573APW is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74LVC573APW lies in its ability to store and output data in a digital system.

Packaging/Quantity

SN74LVC573APW is typically packaged in reels or tubes, with a quantity of 2000 units per reel/tube.

Specifications

  • Supply voltage: 1.65V to 5.5V
  • Input voltage: 0V to VCC
  • Output voltage: 0V to VCC
  • Operating temperature range: -40°C to +85°C
  • Input capacitance: 4pF
  • Output capacitance: 6pF
  • Propagation delay time: 2.9ns (max)
  • Output current: ±32mA

Detailed Pin Configuration

SN74LVC573APW has a total of 20 pins, which are assigned specific functions as follows:

  1. D0: Data input 0
  2. D1: Data input 1
  3. D2: Data input 2
  4. D3: Data input 3
  5. D4: Data input 4
  6. D5: Data input 5
  7. D6: Data input 6
  8. D7: Data input 7
  9. GND: Ground
  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

SN74LVC573APW offers the following functional features:

  • Octal transparent latch with 3-state outputs
  • High-speed operation for efficient data transfer
  • Compatibility with TTL inputs allows easy integration into existing systems
  • Power-up 3-state feature ensures controlled output during power-up and power-down transitions
  • Wide operating voltage range enables flexibility in various applications

Advantages and Disadvantages

Advantages

  • High-speed operation facilitates fast data transfer
  • Wide operating voltage range allows compatibility with different systems
  • Power-up 3-state feature ensures controlled output during power transitions

Disadvantages

  • Limited number of outputs (8) may not be sufficient for certain applications requiring more outputs
  • Propagation delay time may affect real-time applications with strict timing requirements

Working Principles

SN74LVC573APW operates as an octal transparent latch, which means it can store and output data based on the input signals. The latch is enabled by the LE (latch enable) signal, and the data is transferred to the outputs when the latch is enabled. The OE (output enable) signal controls the 3-state outputs, allowing them to be either active or high impedance.

Detailed Application Field Plans

SN74LVC573APW finds applications in various fields, including:

  1. Microcontrollers and microprocessors
  2. Data storage systems
  3. Communication systems
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to SN74LVC573APW that serve similar functions include:

  1. 74HC573: Octal D-type transparent latch with 3-state outputs
  2. CD74HCT573: High-speed CMOS logic octal transparent latch with 3-state outputs
  3. MC74VHC573: Octal D-type latch with 3-state outputs

These alternative models offer similar features and can be used as substitutes for SN74LVC573APW in different applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SN74LVC573APW dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of SN74LVC573APW:

  1. Q: What is SN74LVC573APW? A: SN74LVC573APW is a octal transparent D-type latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the operating voltage range for SN74LVC573APW? A: The operating voltage range for SN74LVC573APW is typically between 1.65V and 5.5V.

  3. Q: How many latch outputs does SN74LVC573APW have? A: SN74LVC573APW has 8 latch outputs, making it suitable for applications requiring multiple data storage elements.

  4. Q: Can SN74LVC573APW be used for bidirectional data transfer? A: No, SN74LVC573APW is unidirectional and can only be used for one-way data transfer.

  5. Q: What is the maximum clock frequency supported by SN74LVC573APW? A: SN74LVC573APW can support clock frequencies up to 100 MHz, making it suitable for high-speed applications.

  6. Q: Does SN74LVC573APW have any built-in protection features? A: Yes, SN74LVC573APW has built-in ESD (electrostatic discharge) protection on all inputs and outputs.

  7. Q: Can SN74LVC573APW drive LEDs directly? A: Yes, SN74LVC573APW can drive LEDs directly as long as the current requirements of the LEDs are within its output capabilities.

  8. Q: Is SN74LVC573APW compatible with other logic families? A: Yes, SN74LVC573APW is compatible with both 3.3V and 5V logic families, making it versatile for various system designs.

  9. Q: Can SN74LVC573APW be used in a cascaded configuration? A: Yes, multiple SN74LVC573APW devices can be cascaded together to increase the number of latch outputs in a system.

  10. Q: What are some typical applications of SN74LVC573APW? A: SN74LVC573APW is commonly used in microprocessor systems, memory address latching, bus interfacing, and general-purpose data storage applications.

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