Texas Instruments

SN74LS03DR  

Gates and Inverters

SN74LS03DR Description

The SN74LS03DR is a high-performance NAND gate integrated circuit (IC) manufactured by Texas Instruments, designed for use in a variety of digital logic applications. This IC belongs to the 74LS series and is characterized by its robust performance and reliable operation within a broad range of temperatures and voltages. With a compact 14-SOIC package, it is ideal for space-constrained designs.

SN74LS03DR Features

• Logic Type: The SN74LS03DR is a NAND gate IC, offering a basic building block for digital circuits.
• Operating Temperature: It operates within a wide temperature range of 0°C to 70°C, making it suitable for both commercial and industrial applications.
• Max Propagation Delay: The IC boasts a fast propagation delay of 32ns at 5V and 15pF, which is crucial for high-speed digital systems.
• Voltage - Supply: It operates on a supply voltage between 4.75V and 5.25V, ensuring reliable performance across different power sources.
• Input Logic Levels: The input logic level for low is 0.8V and for high is 2V, providing clear and distinct signal thresholds.
• Current - Output High, Low: The IC can handle 250µA for high output current and 16mA for low output current, suitable for driving various loads.
• Mounting Type: The surface mount technology allows for efficient use of space on a printed circuit board (PCB).
• Number of Inputs: With 2 inputs per gate, the SN74LS03DR can be used to create complex logic functions.
• Number of Circuits: The IC contains 4 independent NAND gates, providing flexibility in circuit design.
• Features: The open collector design allows for wired-AND configurations, enhancing the versatility of the IC.
• RoHS Status: The SN74LS03DR is compliant with RoHS3 standards, making it an environmentally friendly choice.
• REACH Status: It is REACH unaffected, indicating compliance with European chemical regulations.

SN74LS03DR Applications

The SN74LS03DR is well-suited for a variety of applications where reliable digital logic functions are required:

• Automotive Electronics: For control systems and signal processing within vehicles.
• Industrial Control Systems: In the design of programmable logic controllers (PLCs) and other automated machinery.
• Telecommunications: For signal routing and processing in communication equipment.
• Consumer Electronics: In the logic circuits of home appliances and entertainment systems.

Conclusion of SN74LS03DR

The SN74LS03DR from Texas Instruments stands out for its versatility, speed, and reliability. Its unique features, such as the open collector design and compliance with environmental standards, make it an excellent choice for a wide range of digital logic applications. Whether used in automotive, industrial, or consumer electronics, the SN74LS03DR ensures high performance and adherence to the latest industry standards.

SN74LS03DR Documents

Download datasheets and manufacturer documentation for SN74LS03DR

Datasheets :

SN54,74(LS,S)03      

HTML Datasheet :

SN54,74(LS,S)03      

PCN Design/Specification :

Design 25/Feb/2022