SN74HC02N (74HC02) logic chip

The SN74HC02N is a high-speed CMOS quad 2-input NOR gate. It features four independent NOR gates, each with two inputs, and performs the Boolean function Y = A + B. This IC is designed for high-speed operation and offers low power consumption, making it suitable for a wide range of digital logic applications. The SN74HC02N is compatible with standard TTL logic levels and can operate over a wide voltage range.

Key Features:

• Four independent 2-input NOR gates
• Wide supply voltage range: 2V to 6V
• High-speed CMOS logic
• Low power consumption
• TTL-compatible inputs
• High noise immunity
• Buffered outputs for improved signal integrity

Technical Specifications:

• Supply Voltage (VCC): 2V to 6V
• Input Voltage Range: 0V to VCC
• High-Level Output Voltage (VOH): VCC – 0.1V (min at VCC = 4.5V)
• Low-Level Output Voltage (VOL): 0.1V (max at VCC = 4.5V)
• High-Level Input Voltage (VIH): 70% of VCC (min)
• Low-Level Input Voltage (VIL): 30% of VCC (max)
• Propagation Delay Time: 11 ns (typical at VCC = 5V)
• Operating Temperature Range: -40°C to +85°C
• Package: 14-pin DIP, SOIC, TSSOP

Applications:

• Logic Gate Functions: Used to implement basic logic gate functions in digital circuits.
• Digital Systems: Suitable for use in digital systems requiring NOR gate logic.
• Control Systems: Ideal for control systems and logic decision-making circuits.
• Signal Inversion: Can be used in circuits where signal inversion is needed.
• Combinational Logic Circuits: Suitable for creating combinational logic circuits.
• Oscillators and Pulse Generators: Used in oscillator and pulse generator circuits.

Datasheet:
For detailed technical information, refer to the SN74HC02N Datasheet.