Diodes Incorporated
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PI74LPT373AQ
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PI74LPT373AQ

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data storage and transfer
  • Characteristics: High-speed, octal transparent latch with 3-state outputs
  • Package: 20-pin plastic dual in-line package (PDIP)
  • Essence: The PI74LPT373AQ is a latch IC that can store and transfer data. It has eight inputs and eight outputs.
  • Packaging/Quantity: Available in reels of 2500 units or tubes of 25 units.

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature: -40°C to +85°C
  • Propagation Delay Time: 6ns (max)
  • Output Current: ±24mA

Detailed Pin Configuration

The PI74LPT373AQ has a total of 20 pins. Here is the detailed pin configuration:

  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. 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
  • Latch enable and output enable control signals
  • High-speed operation with low propagation delay time
  • Can store and transfer data on eight inputs to eight outputs simultaneously

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data transfer - 3-state outputs provide flexibility in connecting multiple devices - Easy integration into existing circuit designs

Disadvantages: - Limited number of inputs and outputs (8 each) - Requires external control signals for proper operation

Working Principles

The PI74LPT373AQ is a latch IC that can store and transfer data. It operates based on the latch enable (LE) and output enable (OE) control signals. When LE is high, the input data is latched and stored. When OE is low, the stored data is available at the outputs. The IC operates at high speed, allowing for efficient data transfer.

Detailed Application Field Plans

The PI74LPT373AQ can be used in various applications where data storage and transfer are required. Some potential application fields include:

  1. Microprocessor-based systems
  2. Data communication equipment
  3. Industrial automation systems
  4. Instrumentation and measurement devices
  5. Consumer electronics

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the PI74LPT373AQ:

  1. SN74LVC373A: Octal D-type transparent latch with 3-state outputs
  2. MC74ACT373: Octal transparent latch with 3-state outputs
  3. CD74HCT373: High-speed CMOS logic octal transparent latch

These alternative models can be considered based on specific requirements and compatibility with the existing circuit design.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af PI74LPT373AQ i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of PI74LPT373AQ in technical solutions:

  1. Q: What is PI74LPT373AQ? A: PI74LPT373AQ is a latch/flip-flop integrated circuit (IC) that can store and control data in digital systems.

  2. Q: What is the purpose of PI74LPT373AQ? A: The purpose of PI74LPT373AQ is to provide temporary storage for data in digital circuits, allowing for efficient data transfer and control.

  3. Q: How many bits of data can PI74LPT373AQ store? A: PI74LPT373AQ can store 8 bits of data, as it is an octal (8-bit) latch/flip-flop IC.

  4. Q: What is the voltage range supported by PI74LPT373AQ? A: PI74LPT373AQ supports a voltage range of 2.0V to 5.5V, making it compatible with a wide range of digital systems.

  5. Q: Can PI74LPT373AQ be used in both parallel and serial data transfer applications? A: No, PI74LPT373AQ is primarily designed for parallel data transfer applications, where all 8 bits are transferred simultaneously.

  6. Q: What is the maximum clock frequency supported by PI74LPT373AQ? A: PI74LPT373AQ can operate at a maximum clock frequency of 50 MHz, allowing for high-speed data transfer in digital systems.

  7. Q: Does PI74LPT373AQ have any built-in error detection or correction mechanisms? A: No, PI74LPT373AQ does not have any built-in error detection or correction mechanisms. It simply stores and transfers data.

  8. Q: Can PI74LPT373AQ be cascaded to increase the number of stored bits? A: Yes, multiple PI74LPT373AQ ICs can be cascaded together to increase the number of stored bits in a digital system.

  9. Q: What is the power supply requirement for PI74LPT373AQ? A: PI74LPT373AQ requires a single power supply voltage (VCC) between 2.0V and 5.5V for proper operation.

  10. Q: Are there any specific precautions to consider when using PI74LPT373AQ? A: It is important to ensure that the voltage levels and timing requirements of the connected digital system are compatible with PI74LPT373AQ. Additionally, proper decoupling capacitors should be used to minimize noise and ensure stable operation.

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