SN74HCT574PW

Product Overview

Category

SN74HCT574PW belongs to the category of integrated circuits (ICs).

Use

It is commonly used as an octal D-type flip-flop with 3-state outputs.

Characteristics

• High-speed operation
• Wide operating voltage range
• Schmitt-trigger inputs
• Buffered inputs and outputs
• Balanced propagation delay and transition times
• Output capability: bus driver
• 3-state outputs drive bus lines or buffer memory address registers

Package

SN74HCT574PW is available in a TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74HCT574PW lies in its ability to store and manipulate digital data efficiently.

Packaging/Quantity

SN74HCT574PW is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply voltage: 2V to 6V
• Input voltage: 0V to VCC
• Output voltage: 0V to VCC
• Operating temperature range: -40°C to +85°C
• Input capacitance: 3.5pF
• Output capacitance: 6pF
• Input leakage current: ±1μA
• Output leakage current: ±1μA
• Maximum clock frequency: 25MHz

Detailed Pin Configuration

SN74HCT574PW consists of 20 pins, each serving a specific function:

1. GND: Ground
2. Q0: Output 0
3. D0: Data input 0
4. D1: Data input 1
5. D2: Data input 2
6. D3: Data input 3
7. D4: Data input 4
8. D5: Data input 5
9. D6: Data input 6
10. D7: Data input 7
11. OE: Output enable
12. CP: Clock pulse input
13. MR: Master reset input
14. Q7: Output 7
15. Q6: Output 6
16. Q5: Output 5
17. Q4: Output 4
18. Q3: Output 3
19. Q2: Output 2
20. VCC: Power supply

Functional Features

• Octal D-type flip-flop with 3-state outputs
• Buffered inputs and outputs for improved signal integrity
• Schmitt-trigger inputs for noise immunity
• Output enable control for bus line driving or memory address buffering
• Balanced propagation delay and transition times for reliable operation

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing
• Wide operating voltage range provides flexibility in various applications
• Schmitt-trigger inputs ensure reliable performance in noisy environments
• Buffered inputs and outputs enhance signal integrity
• 3-state outputs enable bus line driving or memory address buffering

Disadvantages

• Limited maximum clock frequency of 25MHz may restrict its use in high-speed applications
• TSSOP package may require careful handling during assembly

Working Principles

SN74HCT574PW operates based on the principles of digital logic circuits. It stores and transfers data using flip-flops, which are controlled by clock pulses and other control signals. The buffered inputs and outputs ensure proper signal levels and drive capability, while the 3-state outputs allow for bus line driving or memory address buffering.

Detailed Application Field Plans

SN74HCT574PW finds applications in various fields, including: 1. Microprocessor systems 2. Memory address buffering 3. Data storage and transfer systems 4. Communication systems 5. Industrial automation

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SN74HCT574PW are: 1. 74HC574: Similar octal D-type flip-flop with 3-state outputs, available in different packages. 2. CD4013: Dual D-type flip-flop with complementary outputs, suitable for various applications. 3. MC74ACT574: Octal D-type flip-flop with 3-state outputs, designed for high-speed operation.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, SN74HCT574PW is a versatile integrated circuit that serves as an octal D-type flip-flop with 3-state outputs. Its high-speed operation, wide operating voltage range, and buffered inputs/outputs make it suitable for various applications in microprocessor systems, memory address buffering, data storage, communication systems, and industrial automation. While it has certain limitations such as a restricted maximum clock frequency and the need for careful handling due to its TSSOP package,