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SN74HC258NSR
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SN74HC258NSR

Product Overview

Category

SN74HC258NSR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for data multiplexing and demultiplexing applications.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with TTL inputs
  • Schmitt-trigger action on all inputs

Package

SN74HC258NSR is available in a small-outline package (SOIC) with 16 pins.

Essence

The essence of SN74HC258NSR lies in its ability to efficiently multiplex and demultiplex data signals.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 10 ns (max)
  • Output Current: ±6 mA

Detailed Pin Configuration

  1. A0 - Data Input A0
  2. A1 - Data Input A1
  3. A2 - Data Input A2
  4. E - Enable Input
  5. Y0 - Multiplexer Output Y0
  6. Y1 - Multiplexer Output Y1
  7. Y2 - Multiplexer Output Y2
  8. Y3 - Multiplexer Output Y3
  9. GND - Ground
  10. B0 - Data Input B0
  11. B1 - Data Input B1
  12. B2 - Data Input B2
  13. C - Common Input/Output
  14. Y4 - Demultiplexer Output Y4
  15. Y5 - Demultiplexer Output Y5
  16. VCC - Supply Voltage

Functional Features

  • 3-line to 8-line data multiplexing and demultiplexing
  • Independent enable input for each function
  • Schmitt-trigger action ensures noise immunity
  • High-speed operation allows for efficient data processing

Advantages and Disadvantages

Advantages

  • Versatile functionality for multiplexing and demultiplexing applications
  • Low power consumption
  • Wide operating voltage range enables compatibility with various systems
  • Schmitt-trigger action provides noise immunity

Disadvantages

  • Limited number of inputs and outputs
  • Propagation delay may impact real-time applications

Working Principles

SN74HC258NSR operates by selectively routing data signals from multiple inputs to a single output (multiplexing) or from a single input to multiple outputs (demultiplexing). The enable input controls the operation of the IC, allowing data to be processed when enabled.

Detailed Application Field Plans

SN74HC258NSR finds applications in various fields, including: 1. Data communication systems 2. Digital signal processing 3. Industrial automation 4. Consumer electronics 5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74HC258NSR are: 1. CD4051B: 8-channel analog multiplexer/demultiplexer 2. MC14051B: 8-channel analog multiplexer/demultiplexer 3. 74HC151: 8-input multiplexer

These alternatives can be considered based on specific requirements and system compatibility.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SN74HC258NSR dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of SN74HC258NSR:

  1. Q: What is SN74HC258NSR? A: SN74HC258NSR is a quad 2-input multiplexer with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the purpose of SN74HC258NSR? A: SN74HC258NSR 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 voltage range supported by SN74HC258NSR? A: SN74HC258NSR supports a voltage range of 2V to 6V.

  4. Q: How many control inputs does SN74HC258NSR have? A: SN74HC258NSR has two control inputs, typically labeled as A and B.

  5. Q: What is the maximum operating frequency of SN74HC258NSR? A: The maximum operating frequency of SN74HC258NSR is typically around 50 MHz.

  6. Q: Can SN74HC258NSR be used for bidirectional data transmission? A: No, SN74HC258NSR is a unidirectional multiplexer and does not support bidirectional data transmission.

  7. Q: What is the output configuration of SN74HC258NSR? A: SN74HC258NSR has 3-state outputs, which means the outputs can be actively driven high or low, or put into a high-impedance state.

  8. Q: What is the power supply voltage required for SN74HC258NSR? A: SN74HC258NSR requires a power supply voltage of 2V to 6V.

  9. Q: Can SN74HC258NSR be cascaded to increase the number of inputs? A: Yes, multiple SN74HC258NSR chips can be cascaded together to increase the number of inputs and outputs.

  10. Q: What are some common applications of SN74HC258NSR? A: SN74HC258NSR is commonly used in data selectors/multiplexers, address decoding, bus switching, and general-purpose digital logic circuits.

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