74HC74N-Q100U

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: High-Speed, Dual D-Type Flip-Flop
• Package: PDIP-14
• Essence: Digital Logic IC
• Packaging/Quantity: Tube/25 pieces

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 0.7 x VCC
• Low-Level Input Voltage: 0.3 x VCC
• High-Level Output Current: -4mA
• Low-Level Output Current: 4mA
• Propagation Delay Time: 15ns
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74HC74N-Q100U has a total of 14 pins arranged as follows:

1. CLR (Clear) - Active LOW input for clearing the flip-flop
2. D (Data) - Data input for the flip-flop
3. CLK (Clock) - Clock input for the flip-flop
4. Q (Output) - Output of the flip-flop
5. GND (Ground) - Ground reference for the IC
6. Q (Complementary Output) - Complementary output of the flip-flop
7. PRE (Preset) - Active LOW input for presetting the flip-flop
8. VCC (Supply Voltage) - Positive supply voltage for the IC
9. Q (Output) - Output of the flip-flop
10. GND (Ground) - Ground reference for the IC
11. Q (Complementary Output) - Complementary output of the flip-flop
12. PRE (Preset) - Active LOW input for presetting the flip-flop
13. CLR (Clear) - Active LOW input for clearing the flip-flop
14. D (Data) - Data input for the flip-flop

Functional Features

• Dual D-Type Flip-Flop with Set and Reset
• High-Speed Operation
• Complementary Outputs
• Direct Clear and Preset Inputs
• Buffered Inputs and Outputs
• Balanced Propagation Delays
• Wide Operating Voltage Range

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing. - Dual flip-flop design provides flexibility in circuit design. - Buffered inputs and outputs enhance signal integrity. - Wide operating voltage range enables compatibility with various systems.

Disadvantages: - Limited number of flip-flops per IC package. - Requires external clock signal for proper operation. - May not be suitable for applications requiring complex sequential logic.

Working Principles

The 74HC74N-Q100U is a dual D-type flip-flop with set and reset functionality. It operates based on the clock input, which triggers the transfer of data from the D input to the Q output. The flip-flop can be cleared or preset using the CLR and PRE inputs, respectively. The complementary outputs provide inverted versions of the Q output. The buffered inputs and outputs ensure proper signal levels and improve noise immunity.

Detailed Application Field Plans

The 74HC74N-Q100U is commonly used in various digital systems and applications, including:

1. Sequential Logic Circuits: The flip-flop's ability to store and transfer data makes it suitable for building sequential logic circuits such as counters, shift registers, and state machines.
2. Data Storage: The flip-flop can be used to store data temporarily or as part of a memory unit in microcontrollers and other digital devices.
3. Clock Synchronization: The flip-flop can be utilized to synchronize signals and ensure proper timing in digital communication systems.
4. Control Systems: The flip-flop can be employed in control systems to store and manipulate control signals for various processes.

Detailed and Complete Alternative Models

1. 74LS74 - Low-power Schottky version of the dual D-type flip-flop.
2. CD4013 - CMOS version of the dual D-type flip-flop with additional features.
3. SN74HC74 - Similar high-speed dual D-type flip-flop with slightly different pin configuration.

These alternative models offer similar functionality and can be used as substitutes for the 74HC74N-Q100U depending on specific requirements and availability.

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