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74ACT11139DR
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Encyclopedia Entry: 74ACT11139DR

Product Overview

Category

The 74ACT11139DR belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital logic multiplexers/demultiplexers.

Use

This product is commonly used in digital electronic systems for data routing and selection purposes. It acts as a multiplexer and demultiplexer, allowing multiple input signals to be selectively routed to one output or vice versa.

Characteristics

  • High-speed operation: The 74ACT11139DR operates at high speeds, making it suitable for applications requiring quick data processing.
  • Low power consumption: This IC is designed to consume minimal power, ensuring energy efficiency in electronic systems.
  • Wide operating voltage range: It can operate within a wide voltage range, typically between 2V and 6V.
  • Compatibility: The 74ACT11139DR is compatible with various logic families, including TTL, CMOS, and LSTTL.

Package

The 74ACT11139DR is available in a standard 16-pin SOIC (Small Outline Integrated Circuit) package. This package offers compactness and ease of integration into electronic circuit boards.

Essence

The essence of the 74ACT11139DR lies in its ability to efficiently route and select digital signals, enabling effective data management within electronic systems.

Packaging/Quantity

The 74ACT11139DR is typically sold in reels containing 250 units per reel.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 5 ns (max)
  • Input Capacitance: 4 pF (typ)
  • Output Current: ±24 mA

Detailed Pin Configuration

The 74ACT11139DR features a 16-pin SOIC package with the following pin configuration:

  1. A0: Input A0
  2. A1: Input A1
  3. A2: Input A2
  4. E: Enable Input
  5. Y0: Output Y0
  6. Y1: Output Y1
  7. Y2: Output Y2
  8. GND: Ground
  9. Y3: Output Y3
  10. Y4: Output Y4
  11. Y5: Output Y5
  12. VCC: Supply Voltage
  13. B0: Input B0
  14. B1: Input B1
  15. B2: Input B2
  16. F: Select Input

Functional Features

The 74ACT11139DR offers the following functional features:

  • Multiplexing: It can route any one of the eight input signals (A0-A2, B0-B2) to the output (Y0-Y5) based on the select input (F).
  • Demultiplexing: It can distribute the input signal from F to one of the six outputs (Y0-Y5) based on the combination of select inputs (A0-A2, B0-B2).
  • Enable Control: The enable input (E) allows the IC to be activated or deactivated, providing flexibility in data routing.

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data processing.
  • Low power consumption ensures energy efficiency.
  • Wide operating voltage range enhances compatibility with various systems.
  • Compact SOIC package facilitates easy integration into electronic circuits.

Disadvantages

  • Limited number of input/output channels compared to other multiplexer/demultiplexer ICs.
  • Propagation delay time may affect real-time applications requiring instantaneous data routing.

Working Principles

The 74ACT11139DR operates based on the principles of digital logic. It utilizes a combination of select inputs (A0-A2, B0-B2) and control inputs (E, F) to route or distribute data signals between the input and output pins. The internal circuitry of the IC ensures proper signal selection and routing based on the input combinations.

Detailed Application Field Plans

The 74ACT11139DR finds applications in various fields, including:

  1. Data communication systems: Used for efficient data routing and selection in multiplexing/demultiplexing applications.
  2. Digital signal processing: Enables effective management of digital signals in audio/video processing systems.
  3. Industrial automation: Facilitates data routing and distribution in control systems and PLCs (Programmable Logic Controllers).
  4. Telecommunications: Utilized in switching systems and network routers for signal routing purposes.
  5. Test and measurement equipment: Enables signal selection and routing in testing and measurement setups.

Detailed and Complete Alternative Models

Some alternative models to the 74ACT11139DR include:

  1. 74HC139:

기술 솔루션에 74ACT11139DR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of 74ACT11139DR in technical solutions:

  1. Q: What is the 74ACT11139DR? A: The 74ACT11139DR is a dual 2-to-4 line decoder/demultiplexer integrated circuit (IC) that can be used in various digital logic applications.

  2. Q: What is the purpose of the 74ACT11139DR? A: The purpose of the 74ACT11139DR is to decode binary inputs and select one of multiple output lines based on the input combination.

  3. Q: What voltage levels does the 74ACT11139DR support? A: The 74ACT11139DR supports a wide range of voltage levels, typically from 2V to 6V.

  4. Q: How many input lines does the 74ACT11139DR have? A: The 74ACT11139DR has two sets of 2 input lines, making it a dual decoder/demultiplexer.

  5. Q: How many output lines does the 74ACT11139DR have? A: The 74ACT11139DR has four output lines for each set of input lines, resulting in a total of eight output lines.

  6. Q: Can the 74ACT11139DR be cascaded to increase the number of input/output lines? A: Yes, multiple 74ACT11139DR ICs can be cascaded together to increase the number of input/output lines as required.

  7. Q: What is the maximum frequency at which the 74ACT11139DR can operate? A: The 74ACT11139DR can typically operate at frequencies up to 200 MHz.

  8. Q: Does the 74ACT11139DR have any built-in protection features? A: Yes, the 74ACT11139DR has built-in diode clamps on all inputs to protect against electrostatic discharge (ESD) and other voltage spikes.

  9. Q: Can the 74ACT11139DR be used in both synchronous and asynchronous applications? A: Yes, the 74ACT11139DR can be used in both synchronous and asynchronous applications depending on the design requirements.

  10. Q: What are some common applications of the 74ACT11139DR? A: The 74ACT11139DR is commonly used in address decoding, data routing, memory selection, and general-purpose digital logic circuits.

Please note that these answers are general and may vary based on specific design considerations and requirements.