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MC74ACT157DG
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MC74ACT157DG

Product Overview

Category: Integrated Circuit
Use: Multiplexer/Demultiplexer
Characteristics: High-speed, low-power consumption
Package: SOIC-16
Essence: Digital multiplexer/demultiplexer
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to VCC
  • Operating Temperature: -40°C to 85°C
  • Output Current: ±24mA

Detailed Pin Configuration

  1. A
  2. B
  3. Y
  4. GND
  5. C
  6. D
  7. Y
  8. E
  9. F
  10. Y
  11. GND
  12. H
  13. I
  14. Y
  15. J
  16. VCC

Functional Features

  • Quad 2-Input Multiplexer
  • Selects 1 of 4 Data Inputs
  • Complementary Outputs
  • Buffered Inputs
  • Typical Propagation Delay: 7ns

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Wide operating voltage range

Disadvantages: - Limited input voltage range - Sensitive to electrostatic discharge

Working Principles

The MC74ACT157DG is a quad 2-input multiplexer designed to select one of four data inputs and route it to the output. It operates on a supply voltage ranging from 4.5V to 5.5V and features complementary outputs with buffered inputs for high-speed operation.

Detailed Application Field Plans

This multiplexer/demultiplexer IC is commonly used in digital systems for data selection and routing. It finds applications in microprocessor-based systems, communication equipment, and various digital logic circuits where multiple data sources need to be selectively processed.

Detailed and Complete Alternative Models

  1. SN74ACT157D - Texas Instruments
  2. 74ACT157SCX - Fairchild Semiconductor
  3. CD74ACT157M96 - Texas Instruments

This content provides a comprehensive overview of the MC74ACT157DG, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MC74ACT157DG dalam penyelesaian teknikal

  1. What is the MC74ACT157DG?

    • The MC74ACT157DG is a quad 2-input multiplexer with 3-state outputs, designed for use in high-speed digital systems.

  2. What are the typical applications of MC74ACT157DG?

    • The MC74ACT157DG is commonly used in data selectors/multiplexers, signal gating, and bus-oriented systems.

  3. What is the operating voltage range of MC74ACT157DG?

    • The operating voltage range of MC74ACT157DG is typically 4.5V to 5.5V.

  4. What is the maximum propagation delay of MC74ACT157DG?

    • The maximum propagation delay of MC74ACT157DG is typically 6ns.

  5. What is the output drive capability of MC74ACT157DG?

    • The MC74ACT157DG has a high output drive capability, making it suitable for driving heavily loaded lines.

  6. Can MC74ACT157DG be used in battery-powered applications?

    • Yes, MC74ACT157DG can be used in battery-powered applications due to its low power consumption.

  7. Is MC74ACT157DG compatible with TTL and CMOS logic levels?

    • Yes, MC74ACT157DG is compatible with both TTL and CMOS logic levels, providing versatility in system design.

  8. What is the temperature range for operation of MC74ACT157DG?

    • The MC74ACT157DG is designed to operate within a temperature range of -40°C to 85°C.

  9. Does MC74ACT157DG have built-in ESD protection?

    • Yes, MC74ACT157DG is designed with built-in ESD protection, enhancing its reliability in harsh environments.

  10. Can MC74ACT157DG be cascaded for larger multiplexing applications?

    • Yes, multiple MC74ACT157DG devices can be cascaded to achieve larger multiplexing applications, providing scalability in system design.