Texas Instruments

SN74LS02NS  

Gates and Inverters

SN74LS02NS Description

The SN74LS02NS is a high-performance NOR gate integrated circuit (IC) designed by Texas Instruments. It belongs to the 74LS series, known for its reliability and efficiency in digital logic applications. This IC features four independent NOR gates, each with two inputs, making it highly versatile for various digital circuit designs. The SN74LS02NS operates within a supply voltage range of 4.75V to 5.25V and is optimized for low power consumption and high-speed performance.

SN74LS02NS Features

• Operating Temperature: The SN74LS02NS is designed to operate within a temperature range of 0°C to 70°C (TA), making it suitable for a wide range of industrial and commercial applications.
• Max Propagation Delay: With a maximum propagation delay of 15ns at 5V and a maximum capacitive load of 15pF, the SN74LS02NS ensures fast and efficient signal processing.
• Logic Type: The NOR gate logic type allows for complex digital logic functions to be implemented with minimal components.
• Input Logic Levels: The input logic levels are defined as 0.8V for low and 2V for high, ensuring compatibility with a variety of digital systems.
• Output Current: The IC supports an output current of 400µA for high and 16mA for low, providing robust performance in driving various loads.
• Mounting Type: The surface mount package makes it ideal for compact and space-efficient designs.
• Package: The tube packaging ensures safe handling and storage, reducing the risk of damage during transportation.
• Compliance: The SN74LS02NS is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the IC is suitable for use in environments with varying humidity levels without the need for special handling.

SN74LS02NS Applications

The SN74LS02NS is ideal for a variety of applications due to its high-speed performance and reliability. Some specific use cases include:

• Digital Logic Circuits: The NOR gates can be used to implement complex logic functions, such as decoders, multiplexers, and control circuits.
• Microprocessor Systems: The IC can be used in microprocessor systems to manage control signals and data flow.
• Memory Systems: The SN74LS02NS can be employed in memory systems to handle address decoding and control signals.
• Consumer Electronics: Its compact size and high performance make it suitable for consumer electronics, such as digital cameras, smartphones, and gaming consoles.
• Industrial Control Systems: The robustness and reliability of the SN74LS02NS make it ideal for industrial control systems, where precise and fast signal processing is required.

Conclusion of SN74LS02NS

The SN74LS02NS is a versatile and high-performance NOR gate IC that offers significant advantages over similar models. Its low propagation delay, wide operating temperature range, and compliance with environmental standards make it an excellent choice for a variety of applications. Whether used in digital logic circuits, microprocessor systems, or industrial control systems, the SN74LS02NS provides reliable and efficient performance. Its surface mount package and tube packaging ensure ease of integration and handling, making it a preferred choice for engineers and designers in the electronics industry.

SN74LS02NS Documents

Download datasheets and manufacturer documentation for SN74LS02NS

Datasheets :

SN54,74(LS,S)02      

PCN Obsolescence/ EOL :

Mult Dev EOL 30/Aug/2023      

HTML Datasheet :

SN54,74(LS,S)02