Texas Instruments
Das Bild kann eine Darstellung sein.
Siehe Spezifikationen für Produktdetails.
CY74FCT543CTQCT
Im Detail sehen Datenblätter

CY74FCT543CTQCT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data storage and transfer
  • Characteristics: High-speed, low-power consumption
  • Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: Octal transparent latch with 3-state outputs
  • Packaging/Quantity: Tape and reel, 2500 units per reel

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 Drive Capability: ±24mA at 4.5V
  • Propagation Delay Time: 2.5ns (typical)

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 (LE) input controls the data transfer from the inputs to the outputs
  • Output enable (OE) input enables/disables the outputs
  • High-speed operation with low power consumption
  • 3-state outputs allow multiple devices to share a common bus

Advantages and Disadvantages

Advantages: - High-speed data transfer - Low power consumption - Compact package size - Suitable for applications requiring multiple devices sharing a common bus

Disadvantages: - Limited number of inputs and outputs - Not suitable for applications requiring complex logic operations

Working Principles

The CY74FCT543CTQCT is an octal transparent latch with 3-state outputs. It allows data to be stored and transferred between its inputs and outputs. The latch enable (LE) input controls the transfer of data from the inputs to the outputs. The output enable (OE) input enables or disables the outputs.

When the LE input is high, the data present at the inputs is latched and transferred to the outputs. When the OE input is low, the outputs are enabled and reflect the latched data. Conversely, when the OE input is high, the outputs are disabled and enter a high-impedance state.

The CY74FCT543CTQCT operates at high speed while consuming low power, making it suitable for applications that require fast data transfer with minimal energy consumption.

Detailed Application Field Plans

The CY74FCT543CTQCT can be used in various applications, including:

  1. Data storage systems
  2. Data communication equipment
  3. Microprocessor-based systems
  4. Networking devices
  5. Industrial control systems
  6. Test and measurement instruments

Its ability to handle high-speed data transfer and low power consumption makes it ideal for these applications.

Detailed and Complete Alternative Models

  1. SN74FCT543: Similar octal transparent latch with 3-state outputs, offered by Texas Instruments.
  2. MC74FCT543: Octal transparent latch with 3-state outputs, offered by ON Semiconductor.
  3. CD74FCT543: Octal transparent latch with 3-state outputs, offered by Texas Instruments.

These alternative models provide similar functionality and can be considered as substitutes for the CY74FCT543CTQCT.

Word count: 527 words

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von CY74FCT543CTQCT in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of CY74FCT543CTQCT in technical solutions:

  1. Question: What is the function of CY74FCT543CTQCT?
    Answer: CY74FCT543CTQCT is an octal registered transceiver with tri-state outputs. It can be used for bidirectional data transfer between two buses.

  2. Question: What is the operating voltage range of CY74FCT543CTQCT?
    Answer: The operating voltage range of CY74FCT543CTQCT is typically between 4.5V and 5.5V.

  3. Question: Can CY74FCT543CTQCT handle high-speed data transfer?
    Answer: Yes, CY74FCT543CTQCT is designed to operate at high speeds, making it suitable for applications that require fast data transfer.

  4. Question: How many bits can CY74FCT543CTQCT handle?
    Answer: CY74FCT543CTQCT is an octal transceiver, which means it can handle 8 bits of data.

  5. Question: Does CY74FCT543CTQCT have built-in protection features?
    Answer: Yes, CY74FCT543CTQCT has built-in ESD (electrostatic discharge) protection features to safeguard against damage from static electricity.

  6. Question: Can CY74FCT543CTQCT be used in both parallel and serial communication systems?
    Answer: Yes, CY74FCT543CTQCT can be used in both parallel and serial communication systems, depending on the application requirements.

  7. Question: What is the maximum frequency at which CY74FCT543CTQCT can operate?
    Answer: The maximum frequency at which CY74FCT543CTQCT can operate is typically around 200 MHz.

  8. Question: Does CY74FCT543CTQCT support bus hold functionality?
    Answer: Yes, CY74FCT543CTQCT supports bus hold functionality, which helps to maintain the last valid data on the outputs during bus transitions.

  9. Question: Can CY74FCT543CTQCT be used in both commercial and industrial applications?
    Answer: Yes, CY74FCT543CTQCT is suitable for use in both commercial and industrial applications due to its wide operating temperature range.

  10. Question: Are there any specific layout considerations when using CY74FCT543CTQCT?
    Answer: Yes, it is recommended to follow the layout guidelines provided in the datasheet to ensure proper signal integrity and minimize noise interference.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always advisable to refer to the datasheet and consult with technical experts for accurate information.