Encyclopedia Entry: 74AC11SC

Product Overview

Category

The 74AC11SC belongs to the category of integrated circuits (ICs) and specifically falls under the family of logic gates.

Use

This product is primarily used in digital electronic circuits for performing logical operations, specifically the AND function.

Characteristics

• The 74AC11SC is a triple 3-input AND gate.
• It operates on a supply voltage range of 2V to 6V.
• This IC has a high-speed operation with a propagation delay of only a few nanoseconds.
• It offers low power consumption and high noise immunity.
• The 74AC11SC is compatible with both TTL and CMOS logic families.

Package and Quantity

The 74AC11SC is available in a small outline integrated circuit (SOIC) package. Each package contains one unit of the IC.

Specifications

• Supply Voltage Range: 2V to 6V
• Logic Family Compatibility: TTL and CMOS
• Number of Inputs: 3
• Number of Outputs: 1
• Propagation Delay: Few nanoseconds
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74AC11SC has a total of 14 pins arranged as follows:

------------------- NC |1 14| VCC A1 |2 13| C B1 |3 12| Y A2 |4 11| B B2 |5 10| A A3 |6 9| B3 B3 |7 8| GND -------------------

Functional Features

• The 74AC11SC performs the logical AND operation on three input signals (A, B, and C) and provides the output signal (Y).
• It has a built-in protection against electrostatic discharge (ESD) to ensure reliability.
• The IC offers high-speed operation, making it suitable for applications requiring quick response times.

Advantages

• High-speed operation with low propagation delay.
• Compatibility with both TTL and CMOS logic families allows for easy integration into existing circuits.
• Low power consumption ensures energy efficiency.
• Built-in ESD protection enhances reliability.

Disadvantages

• Limited to performing only the AND function, restricting its use in more complex logic operations.
• Availability of alternative models with additional features may limit its adoption in certain applications.

Working Principles

The 74AC11SC operates based on the principles of digital logic. It uses transistors and other electronic components to implement the logical AND operation on the input signals. The internal circuitry processes the inputs and generates the corresponding output based on the defined truth table for an AND gate.

Application Field Plans

The 74AC11SC finds applications in various fields where logical AND operations are required. Some common application areas include: - Digital signal processing - Microprocessor systems - Communication systems - Industrial automation - Robotics

Alternative Models

There are several alternative models available that offer similar functionality to the 74AC11SC. Some popular alternatives include: - 74HC11: A high-speed CMOS version of the triple 3-input AND gate. - 74LS11: A low-power Schottky version of the triple 3-input AND gate. - CD4073: A CMOS integrated circuit with three 3-input AND gates.

These alternative models provide options with different characteristics and specifications, allowing users to choose the most suitable one for their specific requirements.

In conclusion, the 74AC11SC is a triple 3-input AND gate integrated circuit that offers high-speed operation, low power consumption, and compatibility with both TTL and CMOS logic families. It finds applications in various fields and has alternative models available for different needs.