Encyclopedia Entry: 74ACTQ74SJ

Product Overview

Category

The 74ACTQ74SJ belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for various applications, including data storage, signal processing, and logic operations.

Characteristics

• The 74ACTQ74SJ is a dual positive-edge-triggered D-type flip-flop.
• It operates on a wide voltage range, typically between 2V and 6V.
• This IC offers high-speed performance with low power consumption.
• It has a compact size and is designed for surface mount technology (SMT) applications.

Package

The 74ACTQ74SJ is available in a small outline integrated circuit (SOIC) package. This package provides ease of handling and compatibility with automated assembly processes.

Essence

The essence of the 74ACTQ74SJ lies in its ability to store and manipulate digital information effectively within electronic systems.

Packaging/Quantity

The 74ACTQ74SJ is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact quantity may vary depending on the manufacturer's specifications.

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: X MHz (specific value depends on the manufacturer)

Detailed Pin Configuration

The 74ACTQ74SJ has a total of 14 pins, each serving a specific function:

1. Pin 1: Data Input (D1)
2. Pin 2: Clock Input (CLK1)
3. Pin 3: Set/Reset Input (S/R1)
4. Pin 4: Output (Q1)
5. Pin 5: Output (Q̅1)
6. Pin 6: Ground (GND)
7. Pin 7: Output Enable (OE̅)
8. Pin 8: Output (Q̅2)
9. Pin 9: Output (Q2)
10. Pin 10: Set/Reset Input (S/R2)
11. Pin 11: Clock Input (CLK2)
12. Pin 12: Data Input (D2)
13. Pin 13: VCC (Positive Power Supply)
14. Pin 14: Output Enable (OE)

Functional Features

• Positive-edge-triggered D-type flip-flop operation.
• Asynchronous set and reset inputs for each flip-flop.
• Output enable control for both flip-flops.
• High-speed data transfer with minimal propagation delay.
• Reliable performance in a wide range of operating conditions.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing.
• Low power consumption contributes to energy efficiency.
• Compact size enables space-saving integration within electronic systems.
• Versatile functionality suitable for various digital applications.

Disadvantages

• Limited voltage range may restrict compatibility with certain systems.
• Sensitivity to electrostatic discharge (ESD) requires proper handling precautions.
• Availability and pricing may vary depending on the supplier and market demand.

Working Principles

The 74ACTQ74SJ operates based on positive-edge-triggered D-type flip-flop logic. It stores and transfers digital information using clock signals, allowing synchronized data updates. The set and reset inputs provide control over the stored data, while the output enable feature allows for selective output activation. By utilizing these principles, the IC facilitates reliable data storage and manipulation within electronic systems.

Detailed Application Field Plans

The 74ACTQ74SJ finds applications in various fields, including:

1. Communication Systems: Used for data transmission and synchronization.
2. Computer Hardware: Employed in memory modules and central processing units (CPUs).
3. Industrial Automation: Integrated into control systems for efficient data processing.
4. Consumer Electronics: Utilized in digital devices such as smartphones, tablets, and gaming consoles.
5. Automotive Electronics: Incorporated in vehicle control units and infotainment systems.

Detailed and Complete Alternative Models

1. 74HC74: Similar dual positive-edge-triggered D-type flip-flop with a wider voltage range.
2. 74LS74: Dual D-type flip-flop with complementary outputs and TTL logic compatibility.
3. CD4013: Dual D-type flip-flop with CMOS technology and higher operating frequency.

These alternative models offer similar functionality to the 74ACTQ74SJ and can be considered based on specific application requirements.

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