Diodes Incorporated
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PI74FCT244ATQE
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PI74FCT244ATQE

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Buffer/Line Driver
  • Characteristics: High-speed, low-power, non-inverting, tri-state output
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: A high-performance buffer IC designed for driving heavy loads
  • Packaging/Quantity: Available in reels of 2500 pieces

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
  • Propagation Delay Time: 3.8ns (typical)
  • Output Current: ±24mA
  • Input Capacitance: 4pF (typical)
  • Output Capacitance: 6pF (typical)

Detailed Pin Configuration

The PI74FCT244ATQE has a total of 20 pins, which are assigned as follows:

  1. OE (Output Enable) 1
  2. A1 (Input) 1
  3. Y1 (Output) 1
  4. GND (Ground)
  5. Y2 (Output) 2
  6. A2 (Input) 2
  7. OE (Output Enable) 2
  8. VCC (Supply Voltage)
  9. B1 (Input) 1
  10. Y3 (Output) 3
  11. A3 (Input) 3
  12. B2 (Input) 2
  13. Y4 (Output) 4
  14. A4 (Input) 4
  15. OE (Output Enable) 3
  16. VCC (Supply Voltage)
  17. B3 (Input) 3
  18. Y5 (Output) 5
  19. A5 (Input) 5
  20. B4 (Input) 4

Functional Features

  • Non-inverting buffer with tri-state output
  • High-speed operation suitable for driving heavy capacitive loads
  • Low power consumption
  • Wide operating voltage range
  • Output enable function for easy control of the output state
  • ESD protection on all inputs and outputs

Advantages

  • Fast propagation delay ensures efficient signal transmission
  • Can drive heavy capacitive loads without compromising performance
  • Low power consumption helps in reducing overall system power requirements
  • Wide operating voltage range allows compatibility with various systems
  • Output enable function provides flexibility in controlling the output state
  • ESD protection safeguards the IC from electrostatic discharge damage

Disadvantages

  • Limited number of input/output channels (4-bit)
  • May not be suitable for applications requiring a large number of buffers

Working Principles

The PI74FCT244ATQE is designed to amplify and buffer digital signals. It operates by receiving input signals through its input pins (A1-A5, B1-B4), which are then amplified and transmitted to the corresponding output pins (Y1-Y5). The non-inverting nature of the buffer ensures that the output signal matches the input signal polarity. The tri-state output feature allows the user to enable or disable the output as needed.

Detailed Application Field Plans

The PI74FCT244ATQE is commonly used in various electronic systems where buffering and line driving capabilities are required. Some typical application fields include: - Data communication systems - Networking equipment - Industrial automation - Test and measurement instruments - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SN74FCT244: Similar specifications and functionality, available in different package options
  • MC74FCT244: Comparable performance and features, offered by a different manufacturer
  • 74ACT244: Alternative IC with slightly different characteristics, suitable for similar applications

Note: This is not an exhaustive list of alternative models. It is recommended to consult the manufacturer's datasheets and specifications for a comprehensive selection of alternatives.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi PI74FCT244ATQE dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of PI74FCT244ATQE in technical solutions:

  1. Question: What is PI74FCT244ATQE?
    - Answer: PI74FCT244ATQE is a type of octal buffer/line driver integrated circuit (IC) that can be used for signal buffering and line driving applications.

  2. Question: What is the operating voltage range of PI74FCT244ATQE?
    - Answer: The operating voltage range of PI74FCT244ATQE is typically between 4.5V and 5.5V.

  3. Question: How many input/output (I/O) pins does PI74FCT244ATQE have?
    - Answer: PI74FCT244ATQE has a total of 8 input/output (I/O) pins, which are organized into two groups of four.

  4. Question: What is the maximum output current that PI74FCT244ATQE can drive?
    - Answer: PI74FCT244ATQE can drive up to 24mA of output current per channel.

  5. Question: Can PI74FCT244ATQE be used for bidirectional data transfer?
    - Answer: Yes, PI74FCT244ATQE supports bidirectional data transfer, making it suitable for applications where data needs to be transmitted and received on the same lines.

  6. Question: What is the propagation delay of PI74FCT244ATQE?
    - Answer: The propagation delay of PI74FCT244ATQE is typically around 4.5ns.

  7. Question: Is PI74FCT244ATQE compatible with TTL (Transistor-Transistor Logic) inputs?
    - Answer: Yes, PI74FCT244ATQE is compatible with both TTL and CMOS (Complementary Metal-Oxide-Semiconductor) inputs.

  8. Question: Can PI74FCT244ATQE be used in high-speed applications?
    - Answer: Yes, PI74FCT244ATQE is designed for high-speed operation and can be used in applications where fast signal propagation is required.

  9. Question: Does PI74FCT244ATQE have any built-in protection features?
    - Answer: Yes, PI74FCT244ATQE has built-in ESD (Electrostatic Discharge) protection on all inputs and outputs to safeguard against electrostatic damage.

  10. Question: What package options are available for PI74FCT244ATQE?
    - Answer: PI74FCT244ATQE is available in various package options, including SOIC (Small Outline Integrated Circuit) and TSSOP (Thin Shrink Small Outline Package).

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications of PI74FCT244ATQE.