Encyclopedia Entry: 74ACQ543SCX

Product Overview

Category

The 74ACQ543SCX belongs to the category of integrated circuits (ICs), specifically digital logic ICs.

Use

This IC is commonly used in electronic devices for data processing and signal manipulation. It serves as a latch or flip-flop, allowing the storage and transfer of binary information.

Characteristics

• High-speed operation: The 74ACQ543SCX is designed for fast data processing, making it suitable for applications requiring quick response times.
• Low power consumption: This IC is energy-efficient, minimizing power consumption in electronic devices.
• Wide operating voltage range: It can operate within a broad voltage range, providing flexibility in various applications.
• Compatibility: The 74ACQ543SCX is compatible with other TTL (Transistor-Transistor Logic) families, enabling seamless integration into existing systems.

Package

The 74ACQ543SCX is typically available in a small outline integrated circuit (SOIC) package. This package offers compactness and ease of installation on printed circuit boards (PCBs).

Essence

The essence of the 74ACQ543SCX lies in its ability to store and transfer binary information reliably and efficiently. It acts as a crucial component in digital systems, contributing to their overall functionality.

Packaging/Quantity

The IC is commonly sold in reels or tubes, containing multiple units per package. The exact quantity may vary depending on the supplier and customer requirements.

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
• Maximum Propagation Delay: 10 ns
• Maximum Power Dissipation: 500 mW

Detailed Pin Configuration

The 74ACQ543SCX has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. Pin 1: Output Q0
2. Pin 2: Output Q1
3. Pin 3: Output Q2
4. Pin 4: Output Q3
5. Pin 5: Output Q4
6. Pin 6: Output Q5
7. Pin 7: Output Q6
8. Pin 8: Output Q7
9. Pin 9: GND (Ground)
10. Pin 10: Input D0
11. Pin 11: Input D1
12. Pin 12: Input D2
13. Pin 13: Input D3
14. Pin 14: Input D4
15. Pin 15: Input D5
16. Pin 16: Input D6
17. Pin 17: Input D7
18. Pin 18: Clock (CLK)
19. Pin 19: Enable (EN)
20. Pin 20: VCC (Supply Voltage)

Functional Features

• Latching Capability: The 74ACQ543SCX can latch and store data inputs when the clock signal is active.
• Data Transfer: It allows the transfer of stored data to the output pins upon receiving a clock signal.
• Enable Control: The enable pin enables or disables the data transfer operation.
• Bidirectional Operation: This IC supports bidirectional data flow, allowing data to be transferred in both directions.

Advantages and Disadvantages

Advantages

• High-speed operation facilitates quick data processing.
• Low power consumption contributes to energy efficiency.
• Wide operating voltage range enhances versatility.
• Compatibility with other TTL families simplifies integration.

Disadvantages

• Limited number of output pins may restrict certain applications requiring more outputs.
• Sensitivity to voltage fluctuations may affect performance in unstable power supply conditions.

Working Principles

The 74ACQ543SCX operates based on the principles of latch and flip-flop circuits. When the clock signal is active, the IC latches the input data and stores it until the next clock cycle. Upon receiving a clock signal, the stored data is transferred to the output pins. The enable pin controls the data transfer operation, allowing for flexibility in managing the flow of information.

Detailed Application Field Plans

The 74ACQ543SCX finds application in various fields where digital data processing and manipulation are required. Some specific application areas include:

1. Communication Systems: Used in data transmission and reception modules.
2. Computer Hardware: Employed in memory units and data buses.
3. Industrial Automation: Integrated into control systems for data handling and signal routing.
4. Consumer Electronics: Utilized in devices such as televisions, audio players, and gaming consoles for data management.

Detailed and Complete Alternative Models

While the 74ACQ543SCX offers specific features and characteristics, there are alternative models available that