Encyclopedia Entry: 74ACTQ574PC

Product Overview

Category

The 74ACTQ574PC 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 74ACTQ574PC is a high-speed octal D-type flip-flop with a transparent latch.
• It operates at a voltage range of 2.0V to 6.0V, making it suitable for various electronic devices.
• This IC offers excellent noise immunity and low power consumption.
• It has a wide operating temperature range, typically from -40°C to +85°C.

Package

The 74ACTQ574PC is available in a plastic dual in-line package (PDIP) format.

Essence

The essence of this IC lies in its ability to store and transfer digital data efficiently within electronic systems.

Packaging/Quantity

The 74ACTQ574PC is typically sold in reels or tubes, containing a quantity of 25 or 50 units per package.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• High-Speed Operation: 4.5 ns maximum propagation delay
• Output Drive Capability: ±24 mA
• Operating Temperature Range: -40°C to +85°C
• Input/Output Compatibility: TTL, CMOS

Detailed Pin Configuration

The 74ACTQ574PC has a total of 20 pins, which are assigned specific functions as follows:

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

Functional Features

The 74ACTQ574PC offers the following functional features:

• Octal D-type flip-flop with transparent latch functionality.
• High-speed operation for efficient data transfer.
• Output enable and latch enable inputs for control over data storage and output.
• Compatibility with both TTL and CMOS logic levels.

Advantages and Disadvantages

Advantages

• High-speed operation allows for quick data transfer.
• Excellent noise immunity ensures reliable performance in noisy environments.
• Low power consumption contributes to energy-efficient designs.
• Wide operating temperature range enables usage in various conditions.

Disadvantages

• Limited voltage supply range of 2.0V to 6.0V may not be suitable for all applications.
• The plastic dual in-line package (PDIP) format may not be ideal for space-constrained designs.

Working Principles

The 74ACTQ574PC operates based on the principles of digital logic circuits. It utilizes flip-flops and latches to store and transfer data. The clock input (CP) controls the timing of data transfer, while the latch enable (LE) and output enable (OE) inputs determine when data is stored and outputted, respectively. The IC's internal circuitry ensures reliable data storage and transfer with minimal delay.

Detailed Application Field Plans

The 74ACTQ574PC finds applications in various digital electronic systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Data communication systems
3. Memory modules
4. Industrial automation equipment
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACTQ574PC include:

1. SN74ACT574: Manufactured by Texas Instruments
2. MC74ACT574: Manufactured by ON Semiconductor
3. CD74ACT574: Manufactured by Texas Instruments
4. 74HCT574: Manufactured by NXP Semiconductors

These alternative models can be considered based on specific requirements and availability.

In conclusion, the 74ACTQ574PC is a high-speed octal D-type flip-flop with transparent latch functionality. It offers excellent noise immunity, low power consumption, and compatibility with TTL and CMOS logic levels. This IC finds applications in various digital