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SN74LS258BNSRE4
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SN74LS258BNSRE4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Multiplexer
  • Characteristics: TTL Logic, Quad 2-Line to 1-Line Data Selector/Multiplexer
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: High-speed digital multiplexer with four data inputs and one output
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 4.75V to 5.25V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 9ns (typical)
  • Power Dissipation: 22mW (typical)

Detailed Pin Configuration

The SN74LS258BNSRE4 has a total of 16 pins, which are assigned as follows:

  1. A Select Input 1
  2. B Select Input 1
  3. A Select Input 2
  4. B Select Input 2
  5. Enable Input
  6. Output
  7. GND (Ground)
  8. Output
  9. B Select Input 3
  10. A Select Input 3
  11. B Select Input 4
  12. A Select Input 4
  13. VCC (Supply Voltage)
  14. Output
  15. Output
  16. Output

Functional Features

  • Quad 2-line to 1-line data selector/multiplexer
  • TTL logic compatibility
  • Low power consumption
  • High-speed operation
  • Wide operating temperature range

Advantages and Disadvantages

Advantages: - Provides efficient data selection and multiplexing capabilities - Compatible with TTL logic levels - Low power consumption makes it suitable for battery-powered applications - High-speed operation allows for quick data processing

Disadvantages: - Limited to 2-line to 1-line data selection/multiplexing - Requires external enable signal for proper operation - Not suitable for applications requiring higher data line multiplexing

Working Principles

The SN74LS258BNSRE4 is a quad 2-line to 1-line data selector/multiplexer. It selects one of the four input lines based on the select inputs (A and B) and the enable input. The selected data is then routed to the output pin. The device operates on TTL logic levels, ensuring compatibility with other TTL devices.

Detailed Application Field Plans

The SN74LS258BNSRE4 can be used in various applications, including but not limited to: - Data routing and selection in digital systems - Address decoding in memory systems - Input/output (I/O) expansion in microcontroller-based systems - Multiplexing control signals in communication systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74LS258BNSRE4 are: - CD4051B: 8-channel analog multiplexer/demultiplexer - 74HC151: 8-input multiplexer - SN74HC157: Quad 2-line to 1-line data selector/multiplexer

These alternative models provide different features and specifications, allowing users to choose the most suitable option for their specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SN74LS258BNSRE4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SN74LS258BNSRE4:

  1. Q: What is SN74LS258BNSRE4? A: SN74LS258BNSRE4 is a quad 2-line to 1-line data selector/multiplexer IC (integrated circuit) commonly used in digital electronics.

  2. Q: What is the purpose of SN74LS258BNSRE4? A: It allows you to select one of four input lines and route it to a single output line, based on the control inputs.

  3. Q: What is the voltage range supported by SN74LS258BNSRE4? A: SN74LS258BNSRE4 operates with a voltage range of 4.75V to 5.25V.

  4. Q: How many control inputs does SN74LS258BNSRE4 have? A: SN74LS258BNSRE4 has two control inputs, typically labeled as "G" and "E".

  5. Q: Can SN74LS258BNSRE4 handle both analog and digital signals? A: No, SN74LS258BNSRE4 is designed for digital signals only and cannot handle analog signals.

  6. Q: What is the maximum frequency at which SN74LS258BNSRE4 can operate? A: SN74LS258BNSRE4 can operate at a maximum frequency of around 33 MHz.

  7. Q: How many output lines does SN74LS258BNSRE4 have? A: SN74LS258BNSRE4 has a single output line.

  8. Q: Can SN74LS258BNSRE4 be cascaded to increase the number of inputs? A: Yes, multiple SN74LS258BNSRE4 ICs can be cascaded to increase the number of inputs and select lines.

  9. Q: What is the power consumption of SN74LS258BNSRE4? A: The power consumption of SN74LS258BNSRE4 is typically around 10mW.

  10. Q: What are some common applications of SN74LS258BNSRE4? A: SN74LS258BNSRE4 is commonly used in digital multiplexing, data routing, address decoding, and bus switching applications.

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