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SN74HCT373NSR

SN74HCT373NSR

Product Overview

Category

SN74HCT373NSR belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
  • Balanced propagation delays
  • 3-state outputs for bus-oriented applications

Package

SN74HCT373NSR is available in a small-outline package (SO) with a surface mount option.

Essence

The essence of SN74HCT373NSR lies in its ability to store and transfer data in digital systems efficiently.

Packaging/Quantity

SN74HCT373NSR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

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: 15ns (max)
  • Output Capacitance: 10pF (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
  • Data inputs are latched to the outputs on the rising edge of the latch enable (LE) signal
  • Outputs can be disabled by setting the output enable (OE) signal high
  • High-speed operation allows for efficient data transfer in digital systems
  • Schmitt-trigger inputs provide noise immunity

Advantages and Disadvantages

Advantages

  • Wide operating voltage range allows for compatibility with various systems
  • Low power consumption helps conserve energy
  • Balanced propagation delays ensure reliable data transfer
  • 3-state outputs facilitate bus-oriented applications

Disadvantages

  • Limited output current may restrict certain applications
  • Propagation delay time may affect real-time systems with strict timing requirements

Working Principles

SN74HCT373NSR operates as an octal transparent latch, meaning it can store and transfer data from its input pins to the output pins. The latch enable (LE) signal controls when the data is latched to the outputs. The rising edge of the LE signal triggers the transfer process. The output enable (OE) signal can disable the outputs, allowing for bus sharing among multiple devices.

Detailed Application Field Plans

SN74HCT373NSR finds applications in various digital systems, including but not limited to: - Microcontrollers - Memory modules - Data storage devices - Communication systems - Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74HCT373NSR include: - 74HC373 - CD74HCT373E - MC74HCT373AN - SN54HCT373J

These models can be considered as alternatives based on specific requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74HCT373NSR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74HCT373NSR:

  1. Q: What is SN74HCT373NSR? A: SN74HCT373NSR is a type of octal transparent latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of SN74HCT373NSR? A: SN74HCT373NSR is used to store and control the flow of data in digital circuits, allowing for easy input and output operations.

  3. Q: How many bits can SN74HCT373NSR handle? A: SN74HCT373NSR can handle 8 bits of data, as it is an octal latch.

  4. Q: What is the voltage range supported by SN74HCT373NSR? A: SN74HCT373NSR supports a voltage range of 4.5V to 5.5V.

  5. Q: Can SN74HCT373NSR be used in both parallel and serial data transfer? A: Yes, SN74HCT373NSR can be used for both parallel and serial data transfer, depending on the configuration.

  6. Q: What is the maximum operating frequency of SN74HCT373NSR? A: The maximum operating frequency of SN74HCT373NSR is typically around 25 MHz.

  7. Q: Does SN74HCT373NSR have any built-in protection features? A: Yes, SN74HCT373NSR has built-in diode clamps that provide protection against electrostatic discharge (ESD).

  8. Q: Can SN74HCT373NSR drive LEDs directly? A: No, SN74HCT373NSR is not designed to drive LEDs directly. It requires additional current-limiting resistors.

  9. Q: Can SN74HCT373NSR be cascaded to handle more than 8 bits? A: Yes, multiple SN74HCT373NSR chips can be cascaded together to handle a larger number of bits.

  10. Q: What are some typical applications of SN74HCT373NSR? A: SN74HCT373NSR is commonly used in microcontrollers, memory systems, data buses, and other digital systems where data storage and control are required.

Please note that these answers are general and may vary depending on specific use cases and requirements.