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SN74LS258BDR
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SN74LS258BDR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data Selector/Multiplexer
  • Characteristics: TTL Logic, Quad 2-Line to 1-Line Data Selector/Multiplexer
  • Package: SOIC-16
  • Essence: High-speed digital logic IC for data selection and multiplexing
  • 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)
  • Maximum Operating Frequency: 33MHz

Detailed Pin Configuration

The SN74LS258BDR has a total of 16 pins arranged as follows:

__ __ A1 |1 \__/ 16| VCC B1 |2 15| B2 A2 |3 14| B3 B0 |4 SN 13| A3 GND |5 74 12| A0 Y0 |6 LS 11| Y3 Y1 |7 258 10| Y2 Y2 |8 9 | G1 -- --

Functional Features

  • Quad 2-line to 1-line data selector/multiplexer
  • TTL compatible inputs and outputs
  • Low power consumption
  • High-speed operation
  • Wide operating temperature range

Advantages and Disadvantages

Advantages: - Versatile data selection and multiplexing capabilities - Compatible with TTL logic levels - Low power consumption - High-speed operation

Disadvantages: - Limited number of input/output lines (4:1 multiplexer)

Working Principles

The SN74LS258BDR is a quad 2-line to 1-line data selector/multiplexer. It allows the selection of one out of four input lines based on the control inputs. The selected input is then routed to the output line. The device operates using TTL logic levels and provides high-speed operation with low power consumption.

Detailed Application Field Plans

The SN74LS258BDR can be used in various applications, including but not limited to:

  1. Data routing and selection in digital systems
  2. Multiplexing multiple data sources onto a single line
  3. Address decoding in memory systems
  4. Input signal selection in communication systems
  5. Control signal routing in industrial automation

Detailed and Complete Alternative Models

  1. CD4051BE: 8-channel analog multiplexer/demultiplexer
  2. 74HC151: 8-input multiplexer
  3. SN74LS153N: Dual 4-line to 1-line data selectors/multiplexers
  4. CD74HC4067: 16-channel analog multiplexer/demultiplexer
  5. 74F157AN: Quad 2-line to 1-line data selectors/multiplexers

These alternative models offer similar functionality to the SN74LS258BDR and can be used as replacements depending on specific requirements.

Word count: 314 words

技術ソリューションにおける SN74LS258BDR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of SN74LS258BDR:

  1. Q: What is the SN74LS258BDR? A: The SN74LS258BDR is a quad 2-input multiplexer with 3-state outputs, 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 based on control inputs.

  3. Q: How many inputs does the SN74LS258BDR have? A: The SN74LS258BDR has four 2-input multiplexers, so it has a total of eight inputs.

  4. Q: Can I use the SN74LS258BDR for analog signals? A: No, the SN74LS258BDR is designed for digital signals only and is not suitable for handling analog signals.

  5. Q: What is the voltage range supported by the SN74LS258BDR? A: The SN74LS258BDR operates with a supply voltage range of 4.75V to 5.25V.

  6. Q: How much current can the SN74LS258BDR sink/source? A: The SN74LS258BDR can typically sink or source up to 8mA of current per output pin.

  7. Q: Can I connect multiple SN74LS258BDRs together? A: Yes, you can cascade multiple SN74LS258BDRs to increase the number of inputs and outputs in your circuit.

  8. Q: What is the propagation delay of the SN74LS258BDR? A: The propagation delay of the SN74LS258BDR is typically around 10ns.

  9. Q: Can I use the SN74LS258BDR in high-speed applications? A: While the SN74LS258BDR is not specifically designed for high-speed applications, it can be used in moderate-speed digital circuits.

  10. Q: Are there any special considerations when using the SN74LS258BDR? A: It is important to ensure proper decoupling and bypassing of power supply pins to minimize noise and ensure reliable operation.

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