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74VHCT245D,118

74VHCT245D,118

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Level Shifter and Bus Transceiver
  • Characteristics: High-Speed CMOS Logic, 3-State Outputs
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Voltage-Level Translation and Signal Transmission
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2.0V to 5.5V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 125 MHz
  • Number of Channels: 8
  • Output Type: 3-State Non-Inverting
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. OE (Output Enable) - Output Enable Control
  2. A1 - Data Input/Output Channel 1
  3. B1 - Data Input/Output Channel 1
  4. GND - Ground
  5. B2 - Data Input/Output Channel 2
  6. A2 - Data Input/Output Channel 2
  7. B3 - Data Input/Output Channel 3
  8. A3 - Data Input/Output Channel 3
  9. VCC - Power Supply
  10. B4 - Data Input/Output Channel 4
  11. A4 - Data Input/Output Channel 4
  12. B5 - Data Input/Output Channel 5
  13. A5 - Data Input/Output Channel 5
  14. B6 - Data Input/Output Channel 6
  15. A6 - Data Input/Output Channel 6
  16. B7 - Data Input/Output Channel 7
  17. A7 - Data Input/Output Channel 7
  18. B8 - Data Input/Output Channel 8
  19. A8 - Data Input/Output Channel 8

Functional Features

  • Bidirectional Voltage-Level Translation
  • 3-State Outputs for Bus Sharing
  • High-Speed Operation
  • Low Power Consumption
  • ESD Protection on all Inputs and Outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems. - High-speed operation enables efficient data transmission. - 3-state outputs facilitate bus sharing between multiple devices.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex applications. - Operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The 74VHCT245D,118 is a bidirectional level shifter and bus transceiver IC. It translates signals between two voltage domains, allowing communication between devices operating at different voltage levels. The device uses high-speed CMOS logic and features 3-state outputs, enabling multiple devices to share a common bus. It operates within a wide supply voltage range and provides ESD protection on all inputs and outputs.

Detailed Application Field Plans

The 74VHCT245D,118 can be used in various applications, including:

  1. Microcontroller Interfacing: It facilitates communication between microcontrollers operating at different voltage levels.
  2. Sensor Networks: It enables signal translation and transmission in sensor networks with varying voltage requirements.
  3. Industrial Automation: It can be utilized in industrial automation systems for interfacing different control modules.
  4. Communication Systems: It assists in voltage-level translation and signal transmission in communication systems.

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality are:

  1. SN74LV245A: Low-Voltage Octal Bus Transceiver
  2. CD4508B: CMOS Dual 4-Bit Latch/Shift Register
  3. 74HC245: Octal Bus Transceiver with 3-State Outputs

These alternative models offer comparable features and can be considered based on specific application requirements.

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10 domande e risposte comuni relative all'applicazione di 74VHCT245D,118 nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of 74VHCT245D,118 in technical solutions:

  1. Q: What is the function of the 74VHCT245D,118? A: The 74VHCT245D,118 is an octal bus transceiver that can be used for bidirectional level shifting between two voltage domains.

  2. Q: What is the operating voltage range of the 74VHCT245D,118? A: The 74VHCT245D,118 operates within a voltage range of 4.5V to 5.5V.

  3. Q: How many channels does the 74VHCT245D,118 have? A: The 74VHCT245D,118 has 8 bidirectional channels.

  4. Q: Can the 74VHCT245D,118 handle high-speed data transmission? A: Yes, the 74VHCT245D,118 is capable of handling high-speed data transmission up to 125 MHz.

  5. Q: Is the 74VHCT245D,118 compatible with both TTL and CMOS logic levels? A: Yes, the 74VHCT245D,118 is compatible with both TTL and CMOS logic levels.

  6. Q: Does the 74VHCT245D,118 have any built-in protection features? A: Yes, the 74VHCT245D,118 has built-in ESD protection on all inputs and outputs.

  7. Q: Can the 74VHCT245D,118 be used in mixed-voltage systems? A: Yes, the 74VHCT245D,118 can be used in mixed-voltage systems as it provides bidirectional level shifting.

  8. Q: What is the maximum output current of the 74VHCT245D,118? A: The 74VHCT245D,118 can provide a maximum output current of 24 mA per channel.

  9. Q: Can the 74VHCT245D,118 be used for voltage translation between different supply voltages? A: Yes, the 74VHCT245D,118 can be used for voltage translation between different supply voltages.

  10. Q: Is the 74VHCT245D,118 available in different package options? A: Yes, the 74VHCT245D,118 is available in various package options such as SOIC, TSSOP, and SSOP.

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