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SN74F258N
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SN74F258N

Product Overview

Category

SN74F258N belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital logic applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with various logic families

Package

SN74F258N is available in a 16-pin DIP (Dual In-line Package) format.

Essence

The essence of SN74F258N lies in its ability to perform multiplexing functions in digital systems.

Packaging/Quantity

SN74F258N is typically packaged in tubes or reels, with quantities varying based on customer requirements.

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Logic Family: TTL (Transistor-Transistor Logic)
  • Number of Inputs: 8
  • Number of Outputs: 1
  • Operating Temperature Range: -40°C to 85°C
  • Propagation Delay: 9ns (typical)

Detailed Pin Configuration

  1. A0 (Input)
  2. A1 (Input)
  3. A2 (Input)
  4. A3 (Input)
  5. B (Input)
  6. G (Input)
  7. Y (Output)
  8. VCC (Power Supply)
  9. A (Input)
  10. B (Input)
  11. G (Input)
  12. Y (Output)
  13. A (Input)
  14. B (Input)
  15. G (Input)
  16. Y (Output)
  17. GND (Ground)

Functional Features

SN74F258N is a quad 2-input multiplexer that selects one of four data inputs and routes it to a single output based on the select inputs. It features a strobe input (G) that enables or disables the device's operation.

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data processing.
  • Low power consumption helps conserve energy.
  • Wide operating voltage range ensures compatibility with various systems.
  • TTL logic family provides reliable and robust performance.

Disadvantages

  • Limited number of inputs and outputs restricts its application in complex systems.
  • Propagation delay may affect real-time applications requiring immediate response.

Working Principles

SN74F258N operates based on the principles of multiplexing. The select inputs (A0-A3) determine which data input (B, A, or Y) is connected to the output (Y). The strobe input (G) enables or disables the device's operation, allowing for control over the multiplexing process.

Detailed Application Field Plans

SN74F258N finds applications in various digital systems, including but not limited to: - Data routing and selection in microcontrollers - Address decoding in memory systems - Input/output expansion in embedded systems - Multiplexing in communication protocols

Detailed and Complete Alternative Models

  1. SN74F157N: Quad 2-input multiplexer with complementary outputs
  2. SN74F151AN: 8-input multiplexer with common enable
  3. SN74F138N: 3-line to 8-line decoder/demultiplexer

These alternative models offer similar functionality to SN74F258N and can be used as substitutes depending on specific requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN74F258N i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of SN74F258N:

  1. Q: What is SN74F258N? A: SN74F258N is a quad 2-input multiplexer with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the purpose of SN74F258N? A: SN74F258N is used to select one of four input signals and route it to the output based on the control inputs.

  3. Q: What is the maximum operating voltage for SN74F258N? A: The maximum operating voltage for SN74F258N is typically 5.5V.

  4. Q: How many control inputs does SN74F258N have? A: SN74F258N has two control inputs, usually labeled as "S0" and "S1".

  5. Q: What is the output configuration of SN74F258N? A: SN74F258N has 3-state outputs, which means they can be actively driven high or low, or put into a high-impedance state.

  6. Q: What is the maximum frequency at which SN74F258N can operate? A: SN74F258N can typically operate at frequencies up to 100MHz.

  7. Q: Can SN74F258N handle both analog and digital signals? A: No, SN74F258N is designed for digital signals only and cannot handle analog signals.

  8. Q: How many input channels does SN74F258N have? A: SN74F258N has four input channels, labeled as A0, A1, A2, and A3.

  9. Q: What is the power supply voltage range for SN74F258N? A: The power supply voltage range for SN74F258N is typically between 4.5V and 5.5V.

  10. Q: Can SN74F258N be used in high-speed applications? A: Yes, SN74F258N is suitable for high-speed applications due to its fast propagation delay and setup/hold times.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for SN74F258N.