Encyclopedia Entry: 74AC74MTR

Product Overview

Category

The 74AC74MTR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for various applications such as data storage, flip-flop circuits, and sequential logic circuits.

Characteristics

• The 74AC74MTR is a dual D-type flip-flop IC.
• It operates on a wide voltage range, typically between 2V and 6V.
• This IC has high-speed operation capabilities, making it suitable for time-critical applications.
• It offers low power consumption, making it energy-efficient.
• The 74AC74MTR is designed to be resistant to noise and interference, ensuring reliable performance.

Package

The 74AC74MTR is available in a small outline integrated circuit (SOIC) package. This package type provides compactness and ease of integration into electronic circuits.

Essence

The essence of the 74AC74MTR lies in its ability to store and manipulate digital information using flip-flop circuits. It enables the creation of sequential logic circuits that are essential for various digital systems.

Packaging/Quantity

The 74AC74MTR is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V to Vcc
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Voltage: Vcc - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 100 MHz
• Propagation Delay Time: 7 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74AC74MTR has a total of 14 pins, each serving a specific function. The pin configuration is as follows:

1. CLR (Clear Input)
2. D1 (Data Input 1)
3. CLK (Clock Input)
4. PR (Preset Input)
5. Q1 (Flip-Flop Output 1)
6. Q1̅ (Complementary Output 1)
7. GND (Ground)
8. Q0̅ (Complementary Output 0)
9. Q0 (Flip-Flop Output 0)
10. PRE (Preset Enable Input)
11. CLK̅ (Inverted Clock Input)
12. D0 (Data Input 0)
13. SET (Set Input)
14. Vcc (Supply Voltage)

Functional Features

The 74AC74MTR offers the following functional features:

• Dual D-type flip-flops with individual clear and preset inputs.
• Positive-edge triggered clock input for synchronized operation.
• Complementary outputs for both flip-flops.
• Preset enable input for asynchronous preset functionality.
• Clear input for synchronous clearing of flip-flop outputs.
• Set input for asynchronous setting of flip-flop outputs.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing.
• Low power consumption contributes to energy efficiency.
• Noise-resistant design ensures reliable performance.
• Compact SOIC package facilitates integration into electronic circuits.

Disadvantages

• Limited voltage range may restrict certain applications.
• Propagation delay time may affect real-time applications with strict timing requirements.

Working Principles

The 74AC74MTR operates based on the principles of sequential logic and flip-flop circuits. It utilizes positive-edge triggered clock signals to latch and store digital information. The clear and preset inputs allow for controlled manipulation of the stored data. By combining multiple ICs, complex sequential logic circuits can be constructed.

Detailed Application Field Plans

The 74AC74MTR finds applications in various fields, including:

1. Digital communication systems
2. Microprocessor-based systems
3. Data storage devices
4. Industrial automation
5. Consumer electronics
6. Automotive electronics

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the 74AC74MTR. Some notable alternatives include:

1. SN74LS74AN
2. CD4013BE
3. MC74HC74AN
4. HCF4013BE
5. 74HCT74N

These alternative models can be considered based on specific requirements and compatibility with existing circuit designs.

In conclusion, the 74AC74MTR is a versatile dual D-type flip-flop IC used in digital electronics for data storage and sequential logic circuits. Its high-speed operation, low power consumption, and noise-resistant design make it suitable for various applications. Understanding its specifications, pin configuration, functional features, advantages, disadvantages, working principles, and alternative models allows for informed decision-making when incorporating this IC into