Encyclopedia Entry: 74HCT574PW/AUJ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, octal D-type flip-flop with 3-state outputs
• Package: TSSOP-20
• Essence: Reliable and efficient data storage and transfer solution
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

The 74HCT574PW/AUJ is a high-performance integrated circuit designed for data storage and transfer applications. It features the following specifications:

• Logic Family: HCT
• Number of Flip-Flops: 8
• Input Voltage Range: 2V to 6V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay: 13 ns (typical)
• Output Drive Capability: ±4mA at 5V

Pin Configuration

The 74HCT574PW/AUJ has a TSSOP-20 package with the following pin configuration:

1. GND
2. Q0
3. D0
4. D1
5. D2
6. D3
7. D4
8. D5
9. D6
10. D7
11. OE (Output Enable)
12. CP (Clock Pulse)
13. MR (Master Reset)
14. Q7
15. Q6
16. Q5
17. Q4
18. Q3
19. Q2
20. VCC

Functional Features

• Octal D-type flip-flop with 3-state outputs
• Non-inverting outputs for direct interfacing with other logic circuits
• Output enable control for tri-state operation
• Master reset input for synchronous reset of all flip-flops
• Clock pulse input for synchronized data transfer

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - 3-state outputs provide flexibility in connecting multiple devices - Synchronous reset ensures reliable initialization of flip-flops - Wide operating voltage range enables compatibility with various systems

Disadvantages: - Limited output drive capability may restrict use in certain applications - TSSOP package may require careful handling during assembly

Working Principles

The 74HCT574PW/AUJ operates as an octal D-type flip-flop with 3-state outputs. It stores and transfers data based on clock pulses and input signals. The flip-flops can be reset synchronously using the master reset input. The output enable control allows for tri-state operation, enabling multiple devices to share a common bus.

Application Field Plans

The 74HCT574PW/AUJ is commonly used in various applications, including: 1. Data storage and transfer in microcontrollers and microprocessors 2. Address and data bus interfacing in digital systems 3. Register-based operations in communication systems 4. Control signal buffering in industrial automation

Alternative Models

For those seeking alternatives to the 74HCT574PW/AUJ, the following models offer similar functionality: - SN74HC574N by Texas Instruments - MC74HCT574AN by ON Semiconductor - CD74HCT574E by Texas Instruments

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

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