ON Semiconductor
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MC74LCX258DG
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MC74LCX258DG

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Gate
  • Characteristics: Low Voltage, High-Speed CMOS
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Quad 2-Input Multiplexer
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2.0V to 3.6V
  • Input Voltage Range: -0.5V to VCC + 0.5V
  • Output Voltage Range: 0V to VCC
  • Maximum Operating Frequency: 100MHz
  • Propagation Delay Time: 4.5ns (typical)
  • Input Capacitance: 3pF (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

  • Quad 2-Input Multiplexer with Enable
  • Low power consumption
  • High-speed operation
  • Compatible with TTL levels
  • Schmitt trigger inputs for noise immunity
  • Balanced propagation delays

Advantages

  • Wide supply voltage range allows flexibility in various applications
  • Low power consumption makes it suitable for battery-powered devices
  • High-speed operation enables efficient data processing
  • Compatibility with TTL levels simplifies integration with existing systems
  • Schmitt trigger inputs provide noise immunity for reliable operation
  • Balanced propagation delays ensure accurate signal routing

Disadvantages

  • Limited to quad 2-input multiplexer functionality
  • Not suitable for high-voltage applications
  • May require additional components for specific circuit requirements

Working Principles

The MC74LCX258DG is a quad 2-input multiplexer with an enable input. It operates by selecting one of the four input signals (A1, A2, A3, or A4) based on the control inputs (B1 and B2) and the enable input. The selected input is then routed to the corresponding output (Y1, Y2, Y3, or Y4). The device operates at low voltage levels and uses CMOS technology for efficient and reliable performance.

Detailed Application Field Plans

The MC74LCX258DG can be used in various applications, including: 1. Data multiplexing in communication systems 2. Address decoding in memory systems 3. Signal routing in digital circuits 4. Input selection in microcontroller-based systems 5. Logic level conversion in mixed voltage systems

Detailed and Complete Alternative Models

  1. SN74LVC1G57DBVR - Single 2-Input Multiplexer with Enable
  2. CD4053BE - Triple 2-Channel Analog Multiplexer/Demultiplexer
  3. 74HC151N - 8-Input Digital Multiplexer
  4. CD74HCT157E - Quad 2-Input Multiplexer with Latch

These alternative models offer similar functionality and can be considered as substitutes for the MC74LCX258DG depending on specific requirements.

Word count: 369 words

기술 솔루션에 MC74LCX258DG 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of MC74LCX258DG in technical solutions:

  1. Q: What is MC74LCX258DG? A: MC74LCX258DG is a quad 2-input multiplexer with 3-state outputs, commonly used in digital logic circuits.

  2. Q: What is the operating voltage range for MC74LCX258DG? A: The operating voltage range for MC74LCX258DG is typically between 2.0V and 3.6V.

  3. Q: Can MC74LCX258DG handle high-speed data signals? A: Yes, MC74LCX258DG is designed to handle high-speed data signals, making it suitable for various applications.

  4. Q: How many inputs does MC74LCX258DG have? A: MC74LCX258DG has four inputs, allowing you to select one of the four input signals using control inputs.

  5. Q: What are the output states of MC74LCX258DG? A: MC74LCX258DG has 3-state outputs, which means they can be in a high-impedance state when not actively driving a signal.

  6. Q: Can MC74LCX258DG be cascaded to increase the number of inputs? A: Yes, multiple MC74LCX258DG chips can be cascaded together to increase the number of inputs in your circuit.

  7. Q: What is the maximum frequency at which MC74LCX258DG can operate? A: MC74LCX258DG can typically operate at frequencies up to several hundred megahertz (MHz).

  8. Q: Is MC74LCX258DG compatible with both TTL and CMOS logic levels? A: Yes, MC74LCX258DG is designed to be compatible with both TTL and CMOS logic levels, making it versatile in various systems.

  9. Q: Can MC74LCX258DG be used in battery-powered applications? A: Yes, MC74LCX258DG has a low power consumption and can be used in battery-powered applications.

  10. Q: What are some common applications of MC74LCX258DG? A: MC74LCX258DG is commonly used in data multiplexing, signal routing, address decoding, and general-purpose digital logic circuits.

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