SN74HC02QPWREP

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: Quad 2-Input NOR Gate
• Package: TSSOP-14
• Essence: High-Speed CMOS Logic
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 9 ns (typical)
• Maximum Quiescent Current: 1 µA at 5.5V
• Maximum Input Current: ±1 µA at 5.5V
• Maximum Output Current: ±25 mA at 5.5V

Detailed Pin Configuration

The SN74HC02QPWREP has a TSSOP-14 package with the following pin configuration:

__ __ Y1 |1 \/ 14| VCC A1 |2 13| B1 A2 |3 12| C1 B2 |4 11| D1 Y2 |5 10| Y3 A3 |6 9| C2 B3 |7 8| D2 -- --

Functional Features

• Quad 2-Input NOR Gate: The SN74HC02QPWREP consists of four independent NOR gates, each with two inputs and one output.
• High-Speed CMOS Logic: This IC is designed using high-speed CMOS technology, providing fast switching times and low power consumption.
• Wide Supply Voltage Range: The SN74HC02QPWREP can operate within a supply voltage range of 2V to 6V, making it compatible with various systems.
• Low Quiescent Current: With a maximum quiescent current of 1 µA at 5.5V, this IC minimizes power consumption when not actively switching.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Wide supply voltage range - Compact package size

Disadvantages: - Limited number of gates (4 in this case) - Not suitable for high-voltage applications

Working Principles

The SN74HC02QPWREP operates based on the NOR gate logic. It performs logical OR operations on its input signals and provides the inverted output. The internal circuitry consists of transistors and resistors that control the flow of current to generate the desired logic levels.

Detailed Application Field Plans

The SN74HC02QPWREP is commonly used in various digital systems and electronic devices. Some application fields include:

1. Digital Logic Design: This IC is widely used in digital logic circuits for performing logical operations and implementing Boolean functions.
2. Microcontrollers and Microprocessors: It can be utilized as a building block in microcontroller and microprocessor-based systems to perform logical operations.
3. Communication Systems: The SN74HC02QPWREP finds applications in communication systems for signal processing and data manipulation.
4. Industrial Automation: It is used in industrial automation systems for controlling and monitoring processes through logical operations.
5. Consumer Electronics: This IC is found in consumer electronics such as TVs, DVD players, and gaming consoles for various logic-related functions.

Detailed and Complete Alternative Models

Some alternative models to the SN74HC02QPWREP include:

1. SN74HC02N: DIP-14 package, similar functionality.
2. CD4001: DIP-14 package, quad 2-input NOR gate.
3. MC14093B: SOIC-14 package, quad 2-input NAND gate.

These alternative models provide similar functionality and can be used as replacements based on specific requirements.

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