SN74AHCT374NSRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, low-power, 8-bit D-type flip-flop with 3-state outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Sequential logic device used for storing and transferring data
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 110 MHz
• Propagation Delay Time: 10 ns
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74AHCT374NSRE4 has a total of 20 pins. The pin configuration is as follows:

1. CLR (Clear) - Active LOW clear input
2. D0 (Data Input 0) - Data input for the first flip-flop
3. D1 (Data Input 1) - Data input for the second flip-flop
4. D2 (Data Input 2) - Data input for the third flip-flop
5. D3 (Data Input 3) - Data input for the fourth flip-flop
6. D4 (Data Input 4) - Data input for the fifth flip-flop
7. D5 (Data Input 5) - Data input for the sixth flip-flop
8. D6 (Data Input 6) - Data input for the seventh flip-flop
9. D7 (Data Input 7) - Data input for the eighth flip-flop
10. GND (Ground) - Ground reference
11. Q0 (Output 0) - Output of the first flip-flop
12. Q1 (Output 1) - Output of the second flip-flop
13. Q2 (Output 2) - Output of the third flip-flop
14. Q3 (Output 3) - Output of the fourth flip-flop
15. Q4 (Output 4) - Output of the fifth flip-flop
16. Q5 (Output 5) - Output of the sixth flip-flop
17. Q6 (Output 6) - Output of the seventh flip-flop
18. Q7 (Output 7) - Output of the eighth flip-flop
19. OE (Output Enable) - Active LOW output enable input
20. VCC (Supply Voltage) - Positive power supply

Functional Features

• High-speed operation: The SN74AHCT374NSRE4 operates at a maximum frequency of 110 MHz, allowing for fast data transfer and storage.
• Low-power consumption: This IC is designed to consume minimal power, making it suitable for battery-powered devices or energy-efficient applications.
• 3-state outputs: The 3-state outputs allow for multiple devices to be connected together without causing conflicts or bus contention.
• Clear function: The active LOW clear input (CLR) allows for resetting the flip-flop to a known state.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing. - Low-power consumption prolongs battery life in portable devices. - 3-state outputs facilitate bus sharing and reduce conflicts. - Clear function provides flexibility in controlling the flip-flop's state.

Disadvantages: - Limited voltage range (4.5V to 5.5V) may restrict compatibility with certain systems. - Propagation delay time of 10 ns may introduce timing constraints in high-speed applications.

Working Principles

The SN74AHCT374NSRE4 is a D-type flip-flop, which means it stores and transfers data based on clock signals. When the clock signal transitions from LOW to HIGH, the input data is latched and stored in the flip-flop. The stored data is then available at the output pins until the next clock cycle.

The clear input (CLR) allows for resetting the flip-flop to a known state, while the output enable input (OE) controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74AHCT374NSRE4 is commonly used in various digital systems and applications, including:

1. Microcontrollers: Used for storing and transferring data between different components of a microcontroller.
2. Data storage systems: Enables efficient data storage and retrieval in memory systems.
3. Communication devices: Facilitates data transfer and synchronization in communication protocols.