Encyclopedia Entry: 74ABT74N,112

Product Overview

Category

The 74ABT74N,112 belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This product is commonly used in digital electronics for storing and manipulating binary data. It serves as a fundamental building block in various applications such as counters, registers, and memory units.

Characteristics

• High-speed operation: The 74ABT74N,112 offers fast switching times, making it suitable for high-frequency applications.
• Low power consumption: This IC is designed to minimize power consumption, making it energy-efficient.
• Wide operating voltage range: It can operate within a broad voltage range, typically between 2V and 5.5V.
• Noise immunity: The 74ABT74N,112 exhibits excellent noise immunity, ensuring reliable operation even in noisy environments.

Package and Quantity

The 74ABT74N,112 is available in a standard dual in-line package (DIP) with 14 pins. It is commonly sold in reels or tubes containing multiple units, typically in quantities of 25 or more.

Specifications

• Supply Voltage Range: 2V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input/Output Compatibility: TTL, CMOS
• Maximum Clock Frequency: 100 MHz
• Propagation Delay: 4 ns (typical)
• Output Drive Capability: 24 mA

Pin Configuration

The 74ABT74N,112 features 14 pins arranged as follows:

+---+--+---+ CLR |1 +--+ 14| VCC D |2 13| Q CLK |3 12| Q' GND |4 11| D' PRE |5 10| CLK' Q |6 9| PRE' SET |7 8| CLR' +----------+

Functional Features

Flip-Flop Operation

The 74ABT74N,112 consists of two independent D-type flip-flops. Each flip-flop can store a single bit of data and is controlled by clock signals. The input data (D) is captured and stored on the rising edge of the clock signal. The stored data can be accessed through the output pins (Q and Q').

Asynchronous Clear and Preset

The IC provides asynchronous clear (CLR) and preset (PRE) inputs, allowing for immediate resetting or setting of the flip-flop outputs regardless of the clock state.

Edge-Triggered Clocking

The flip-flops utilize edge-triggered clocking, ensuring reliable and synchronized data storage and retrieval.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient processing of digital signals.
• Low power consumption contributes to energy efficiency.
• Wide operating voltage range allows for compatibility with various systems.
• Excellent noise immunity ensures reliable performance in noisy environments.

Disadvantages

• Limited functionality: The 74ABT74N,112 is primarily designed for basic flip-flop operations and may not be suitable for complex applications requiring advanced features.
• Lack of built-in protection: This IC does not incorporate built-in protection against electrostatic discharge (ESD) or other potential hazards, necessitating additional precautions during handling and usage.

Working Principles

The 74ABT74N,112 operates based on the principles of sequential logic. It utilizes flip-flops to store and manipulate binary data. The clock signal controls the timing of data capture and output, while the clear and preset inputs provide immediate control over the flip-flop outputs.

Application Field Plans

The 74ABT74N,112 finds extensive use in various digital systems and applications, including: - Counters and frequency dividers - Shift registers - Memory units - Control circuits - Data storage and retrieval systems

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the 74ABT74N,112 include: - SN74LS74AN - CD4013BE - MC74HC74AN

These alternatives offer comparable features and can be used as substitutes depending on specific requirements.

In conclusion, the 74ABT74N,112 is a versatile flip-flop IC that provides high-speed operation, low power consumption, and excellent noise immunity. Its wide range of applications and availability of alternative models make it a popular choice in digital electronics.