7433 IC Quad 2-Input NOR Gate with Open Collector Outputs DIP IC (TTL Logic, 5V)

The 7433 is a quad 2-input NOR gate integrated circuit designed for digital logic operations in TTL-based systems. It contains four independent NOR gates, with each gate accepting two input signals to produce a NOR logic output through an open-collector output stage.

The open-collector outputs allow the use of external pull-up resistors, enabling the IC to interface with higher voltage circuits, wire-OR configurations, and other logic families. Operating with standard 5V TTL logic levels, the 7433 is widely used in digital control systems, signal interfacing, combinational logic circuits, and industrial electronics. Its DIP package makes it ideal for breadboard prototyping and PCB-based designs.

Key Features -

• Quad 2-input NOR gate integrated circuit

• Four independent NOR logic gates

• Open-collector outputs for flexible interfacing

• Supports external pull-up resistor configuration

• Standard TTL compatible logic levels

• Suitable for digital logic and control circuits

• DIP package for easy breadboard and PCB mounting

Specifications -

• IC Model: 7433

• Logic Type: Quad 2-Input NOR Gate

• Output Type: Open Collector

• Number of Gates: 4

• Inputs per Gate: 2

• Logic Family: TTL

• Package Type: DIP

• Operating Voltage: 4.75V to 5.25V

Applications -

• Digital logic circuits

• Logic control systems

• Signal interfacing applications

• Wire-OR logic configurations

• Industrial control electronics

• Combinational logic design

• Breadboard prototyping

• PCB-based digital electronics