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74HC258DB,118
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74HC258DB,118

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Multiplexer/Demultiplexer
  • Characteristics: High-speed operation, low power consumption
  • Package: SOIC-16
  • Essence: A multiplexer/demultiplexer IC that allows the selection of one of eight data inputs to be routed to a single output line.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +125°C
  • Propagation Delay Time: 15 ns (typical)
  • Maximum Quiescent Current: 4 µA

Pin Configuration

The 74HC258DB,118 IC has a total of 16 pins. The pin configuration is as follows:

  1. A0 (Input)
  2. A1 (Input)
  3. A2 (Input)
  4. E (Enable Input)
  5. Y (Output)
  6. B0 (Input)
  7. B1 (Input)
  8. B2 (Input)
  9. GND (Ground)
  10. C0 (Input)
  11. C1 (Input)
  12. C2 (Input)
  13. D0 (Input)
  14. D1 (Input)
  15. D2 (Input)
  16. VCC (Supply Voltage)

Functional Features

  • 3-bit binary address inputs (A0, A1, A2) for selecting one of eight data inputs (B0-B2, C0-C2, D0-D2).
  • Enable input (E) controls the operation of the IC.
  • Output (Y) provides the selected data input.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data selection. - Low power consumption helps in reducing overall system power requirements.

Disadvantages: - Limited to 3-bit binary address inputs, restricting the number of selectable data inputs.

Working Principles

The 74HC258DB,118 is a multiplexer/demultiplexer IC that operates based on the binary address inputs. The three address inputs (A0, A1, A2) determine which of the eight data inputs (B0-B2, C0-C2, D0-D2) will be selected. The enable input (E) controls the operation of the IC. When enabled, the selected data input is routed to the output pin (Y). The IC operates at high speed and consumes low power, making it suitable for various applications.

Detailed Application Field Plans

The 74HC258DB,118 IC finds applications in various fields, including:

  1. Data communication systems
  2. Digital multiplexing/demultiplexing circuits
  3. Industrial automation
  4. Consumer electronics
  5. Automotive electronics

Alternative Models

Some alternative models that can be used as substitutes for the 74HC258DB,118 IC include:

  1. CD4051B: 8-channel analog multiplexer/demultiplexer IC
  2. SN74LS151: 8-input digital multiplexer IC
  3. MC14051B: 8-channel analog multiplexer/demultiplexer IC

These alternative models offer similar functionality and can be used depending on specific application requirements.

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Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui 74HC258DB,118 în soluțiile tehnice

Sure! Here are 10 common questions and answers related to the application of 74HC258DB,118 in technical solutions:

  1. Q: What is the 74HC258DB,118? A: The 74HC258DB,118 is a quad 2-input multiplexer with 3-state outputs. It is commonly used in digital logic circuits.

  2. Q: What is the purpose of a multiplexer? A: A multiplexer is used to select one of several input signals and route it to a single output line.

  3. Q: How many inputs does the 74HC258DB,118 have? A: The 74HC258DB,118 has four inputs, labeled A0, A1, A2, and A3.

  4. Q: Can the 74HC258DB,118 handle analog signals? A: No, the 74HC258DB,118 is designed for digital signals only.

  5. Q: How many output lines does the 74HC258DB,118 have? A: The 74HC258DB,118 has one output line, labeled Y.

  6. Q: Can the 74HC258DB,118 drive multiple outputs simultaneously? A: No, the 74HC258DB,118 can only drive one output at a time.

  7. Q: What is the maximum voltage the 74HC258DB,118 can handle? A: The 74HC258DB,118 can handle a maximum voltage of 5.5V.

  8. Q: Can the 74HC258DB,118 be cascaded to increase the number of inputs? A: Yes, multiple 74HC258DB,118 chips can be cascaded together to increase the number of inputs.

  9. Q: What is the power supply voltage range for the 74HC258DB,118? A: The power supply voltage range for the 74HC258DB,118 is typically between 2V and 6V.

  10. Q: Can the 74HC258DB,118 be used in high-speed applications? A: Yes, the 74HC258DB,118 is designed for high-speed operation and can be used in such applications.

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