Encyclopedia Entry: 74LVC574AQ20-13

Product Overview

Category

The 74LVC574AQ20-13 belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This product is primarily used for storing and transferring digital data in electronic systems. It can be employed in various applications such as data registers, memory units, and synchronization circuits.

Characteristics

• Low-voltage CMOS technology
• High-speed operation
• Wide operating voltage range
• Schmitt-trigger inputs for noise immunity
• 3-state outputs for bus-oriented applications

Package

The 74LVC574AQ20-13 is available in a 20-pin small-outline package (SOIC), which ensures ease of integration into circuit boards.

Essence

At its core, the 74LVC574AQ20-13 is a D-type flip-flop with an octal configuration. It offers eight individual flip-flops within a single IC, making it highly efficient for data storage and transfer operations.

Packaging/Quantity

This product is typically supplied in reels or tubes, with each reel containing a specific quantity of 74LVC574AQ20-13 ICs. The exact quantity per package may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100MHz
• Propagation Delay: 4.5ns (typical)

Detailed Pin Configuration

The 74LVC574AQ20-13 features 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: D0 (Data Input 0)
11. Pin 11: D1 (Data Input 1)
12. Pin 12: D2 (Data Input 2)
13. Pin 13: D3 (Data Input 3)
14. Pin 14: D4 (Data Input 4)
15. Pin 15: D5 (Data Input 5)
16. Pin 16: D6 (Data Input 6)
17. Pin 17: D7 (Data Input 7)
18. Pin 18: Clock (CLK) Input
19. Pin 19: Output Enable (OE) Input
20. Pin 20: VCC (Supply Voltage)

Functional Features

The 74LVC574AQ20-13 offers the following functional features:

1. Data Storage: The flip-flops within this IC can store digital data reliably until a new input is received.
2. Data Transfer: The stored data can be transferred to the output pins upon receiving a clock signal.
3. Output Enable Control: The OE input allows for enabling or disabling the outputs, making it suitable for bus-oriented applications.
4. Schmitt-trigger Inputs: The Schmitt-trigger inputs provide noise immunity and ensure reliable operation even in noisy environments.

Advantages and Disadvantages

Advantages

• Low-voltage operation enables compatibility with various systems.
• High-speed operation allows for efficient data transfer.
• Wide operating voltage range enhances versatility.
• Schmitt-trigger inputs provide noise immunity, ensuring reliable performance.

Disadvantages

• Limited number of flip-flops (eight) within a single IC.
• May require additional components for complex applications.

Working Principles

The 74LVC574AQ20-13 operates based on the principles of D-type flip-flops. When a clock signal is received, the input data is transferred to the corresponding output pins. The stored data remains unchanged until a new input is provided. The OE input controls the enabling or disabling of the outputs, allowing for bus-oriented applications.

Detailed Application Field Plans

The 74LVC574AQ20-13 finds applications in various fields, including:

1. Digital Communication Systems: Used for data synchronization and storage in communication protocols.
2. Microcontroller-based Systems: Employed for memory units and data registers in microcontroller circuits.
3. Industrial Automation: Utilized for control and monitoring systems requiring reliable data storage and transfer.
4. Embedded Systems: Integrated into embedded systems for various data processing tasks.

Detailed