Texas Instruments
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SN74AC373PW
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SN74AC373PW

Product Overview

Category

SN74AC373PW belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

  • Octal D-type transparent latches
  • 3-state outputs for bus-oriented applications
  • High-speed operation
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
  • Available in a small package size

Package

SN74AC373PW is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74AC373PW lies in its ability to store and transfer data efficiently, making it suitable for various digital applications.

Packaging/Quantity

SN74AC373PW is typically packaged in reels or tubes, with a quantity of 2500 units per reel or tube.

Specifications

  • Supply voltage: 2V to 6V
  • Input voltage range: 0V to VCC
  • Output voltage range: 0V to VCC
  • Operating temperature range: -40°C to +85°C
  • Output current: ±24mA

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: Allows data to be stored and transferred in a parallel manner.
  • 3-state outputs: Enables bus-oriented applications, allowing multiple devices to share a common bus without interference.
  • High-speed operation: Provides fast data transfer rates, suitable for time-critical applications.
  • Low power consumption: Helps conserve energy and prolong battery life in portable devices.
  • Schmitt-trigger inputs: Enhances noise immunity, ensuring reliable operation even in noisy environments.

Advantages and Disadvantages

Advantages

  • Efficient data storage and transfer
  • Suitable for bus-oriented applications
  • High-speed operation
  • Low power consumption
  • Noise immunity

Disadvantages

  • Limited output current capacity
  • Requires external control signals for proper operation

Working Principles

SN74AC373PW operates based on the principles of transparent latching. When the latch enable (LE) signal is high, the input data is transferred to the outputs. The output enable (OE) signal controls the state of the outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

SN74AC373PW finds applications in various digital systems, including but not limited to: - Microcontrollers - Data storage systems - Communication devices - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74AC373PW include: - SN74HC373PW - SN74HCT373PW - SN74ACT373PW - SN74LVC373PW

These alternatives may differ in terms of voltage levels, speed, power consumption, or package type, providing flexibility for different design requirements.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של SN74AC373PW בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of SN74AC373PW:

  1. Q: What is SN74AC373PW? A: SN74AC373PW is a type of octal transparent latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of SN74AC373PW? A: SN74AC373PW is used to store and control the flow of data in digital circuits, allowing for temporary storage or latching of signals.

  3. Q: How many bits can SN74AC373PW handle? A: SN74AC373PW can handle 8 bits of data, as it is an octal (8-bit) latch.

  4. Q: What is the voltage range supported by SN74AC373PW? A: SN74AC373PW supports a voltage range of 2V to 6V, making it compatible with various digital systems.

  5. Q: Can SN74AC373PW be used in both parallel and serial data transfer applications? A: Yes, SN74AC373PW can be used in both parallel and serial data transfer applications, depending on the circuit design.

  6. Q: Does SN74AC373PW have any built-in output protection features? A: Yes, SN74AC373PW has built-in output protection against excessive currents and voltages, ensuring the safety of connected devices.

  7. Q: What is the maximum operating frequency of SN74AC373PW? A: The maximum operating frequency of SN74AC373PW is typically around 200 MHz, but it may vary based on specific conditions.

  8. Q: Can SN74AC373PW be cascaded to increase the number of bits stored? A: Yes, multiple SN74AC373PW latches can be cascaded together to increase the number of bits stored or controlled.

  9. Q: Are there any specific power supply requirements for SN74AC373PW? A: SN74AC373PW requires a stable power supply voltage within the specified range (2V to 6V) for proper operation.

  10. Q: What are some typical applications of SN74AC373PW? A: SN74AC373PW is commonly used in microprocessors, memory systems, data buses, and other digital systems where temporary storage or control of data is required.

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