Encyclopedia Entry: 74ACT574PC

Product Overview

Category

The 74ACT574PC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for data storage and transfer applications.

Characteristics

• The 74ACT574PC is a high-speed octal D-type flip-flop with a transparent latch.
• It operates on a wide voltage range, typically between 2.0V and 6.0V.
• This IC offers fast propagation delay and low power consumption.
• It is designed to be compatible with TTL (Transistor-Transistor Logic) inputs and outputs.

Package

The 74ACT574PC is available in a 20-pin plastic dual in-line package (PDIP).

Essence

The essence of the 74ACT574PC lies in its ability to store and transfer digital data efficiently within electronic systems.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• High-Level Input Voltage: 2.0V (min), 6.0V (max)
• Low-Level Input Voltage: 0.8V (min), 2.0V (max)
• High-Level Output Voltage: 2.4V (min), VCC (max)
• Low-Level Output Voltage: GND (min), 0.4V (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ACT574PC has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. D0: Data input 0
2. D1: Data input 1
3. D2: Data input 2
4. D3: Data input 3
5. D4: Data input 4
6. D5: Data input 5
7. D6: Data input 6
8. D7: Data input 7
9. GND: Ground
10. Q0: Output 0
11. Q1: Output 1
12. Q2: Output 2
13. Q3: Output 3
14. Q4: Output 4
15. Q5: Output 5
16. Q6: Output 6
17. Q7: Output 7
18. OE: Output Enable
19. CP: Clock Pulse
20. VCC: Supply Voltage

Functional Features

The 74ACT574PC offers the following functional features:

• Transparent latch design allows data to be stored and transferred while the clock is enabled.
• High-speed operation enables efficient data processing in digital systems.
• Compatibility with TTL inputs and outputs ensures seamless integration with existing electronic circuits.
• Octal configuration provides eight independent flip-flops within a single IC.

Advantages and Disadvantages

Advantages

• Fast propagation delay allows for quick data transfer.
• Low power consumption helps conserve energy in electronic systems.
• Wide voltage range compatibility enhances versatility in various applications.
• Octal configuration reduces component count and board space requirements.

Disadvantages

• Limited output current capacity may restrict usage in certain high-power applications.
• Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and maintenance.

Working Principles

The 74ACT574PC operates based on the principles of flip-flops and latches. When the clock pulse (CP) is enabled, the data inputs (D0-D7) are latched and stored in their respective flip-flops. The stored data can then be accessed through the output pins (Q0-Q7). The output enable (OE) pin controls the activation of the outputs.

Detailed Application Field Plans

The 74ACT574PC finds applications in various digital electronic systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Data storage devices
3. Communication systems
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the 74ACT574PC. Some notable alternatives include:

1. 74HC574: This IC operates at a lower voltage range (2.0V to 6.0V) and is compatible with CMOS inputs and outputs.
2. 74LS574: This IC operates at a wider voltage range (4.75V to 5.25V) and is compatible with TTL inputs and outputs.
3. CD4013: This IC is a dual D-type flip-flop with similar characteristics and functionality.

These alternative models can be considered based on specific application requirements and compatibility needs.

In conclusion, the 74ACT