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SN74HCT373DW
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SN74HCT373DW

Product Overview

Category

SN74HCT373DW belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for data storage and transfer in digital systems.

Characteristics

  • High-speed operation
  • Low power consumption
  • Compatibility with TTL inputs
  • Schmitt-trigger action on all inputs
  • Wide operating voltage range

Package

SN74HCT373DW is available in a 20-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74HCT373DW lies in its ability to store and transfer data efficiently within digital systems.

Packaging/Quantity

SN74HCT373DW is typically packaged in reels or tubes, with each reel containing 2500 units.

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: ±6mA
  • Propagation Delay Time: 14ns (max)
  • Input Capacitance: 3.5pF (typ)

Detailed Pin Configuration

  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

  • Octal transparent latch with 3-state outputs
  • High-speed operation allows for efficient data transfer
  • Schmitt-trigger action on all inputs ensures noise immunity
  • Compatibility with TTL inputs simplifies integration into existing systems
  • Low power consumption makes it suitable for battery-powered devices

Advantages and Disadvantages

Advantages

  • High-speed operation enables fast data transfer
  • Low power consumption prolongs battery life in portable devices
  • Compatibility with TTL inputs simplifies integration
  • Schmitt-trigger action provides noise immunity

Disadvantages

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

Working Principles

SN74HCT373DW operates as an octal transparent latch with 3-state outputs. It stores data from the input pins and transfers it to the corresponding output pins when the latch enable (LE) signal is active. The output enable (OE) signal controls the output state, allowing the outputs to be either active or in a high-impedance state.

Detailed Application Field Plans

SN74HCT373DW finds applications in various digital systems, including: 1. Microcontrollers 2. Data storage devices 3. Communication systems 4. Industrial automation 5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74HCT373N: DIP (Dual In-line Package) version of SN74HCT373DW
  2. CD74HCT373E: Equivalent IC from a different manufacturer
  3. MC74HCT373AN: Another alternative with similar functionality

These alternative models provide similar features and can be used as replacements for SN74HCT373DW in various applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74HCT373DW i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74HCT373DW:

  1. Q: What is the SN74HCT373DW? A: The SN74HCT373DW is a high-speed octal transparent latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the maximum operating voltage for SN74HCT373DW? A: The maximum operating voltage for SN74HCT373DW is 5.5V.

  3. Q: How many latch outputs does SN74HCT373DW have? A: SN74HCT373DW has 8 latch outputs, making it suitable for applications that require multiple data storage.

  4. Q: What is the purpose of the 3-state outputs in SN74HCT373DW? A: The 3-state outputs allow the latch outputs to be disabled, effectively disconnecting them from the rest of the circuit when not needed.

  5. Q: Can SN74HCT373DW be used for level shifting? A: Yes, SN74HCT373DW can be used for level shifting as it supports both TTL and CMOS logic levels.

  6. Q: What is the maximum clock frequency for SN74HCT373DW? A: The maximum clock frequency for SN74HCT373DW is typically around 25 MHz.

  7. Q: Does SN74HCT373DW have any built-in protection features? A: Yes, SN74HCT373DW has built-in diode clamps on the inputs to protect against electrostatic discharge (ESD) events.

  8. Q: Can SN74HCT373DW be cascaded to increase the number of latches? A: Yes, SN74HCT373DW can be cascaded by connecting the output of one latch to the input of another, allowing for expansion of the number of latches.

  9. Q: What is the power supply voltage range for SN74HCT373DW? A: The power supply voltage range for SN74HCT373DW is typically between 4.5V and 5.5V.

  10. Q: Can SN74HCT373DW drive LEDs directly? A: Yes, SN74HCT373DW can drive LEDs directly as it has sufficient current sourcing capability to power typical indicator LEDs.

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