Texas Instruments

SN74LS20NSR  

Gates and Inverters

SN74LS20NSR Description

The SN74LS20NSR is a high-performance, dual 4-input NAND gate logic IC from Texas Instruments, designed for a wide range of digital applications. This device is part of the 74LS series, known for its reliability and efficiency in digital circuit design. The SN74LS20NSR operates within a supply voltage range of 4.75V to 5.25V and is specified to function optimally within an operating temperature range of 0°C to 70°C. The IC is packaged in a surface-mount 14SO package, making it suitable for compact and high-density PCB designs.

SN74LS20NSR Features

• Logic Type: The SN74LS20NSR features a NAND gate logic type, providing versatile digital logic functionality. It consists of two 4-input NAND gates, allowing for complex Boolean operations in a compact form factor.
• Propagation Delay: With a maximum propagation delay of 15ns at 5V and 15pF, the SN74LS20NSR ensures fast signal processing and minimal latency, making it ideal for high-speed digital systems.
• Input Logic Levels: The device supports input logic levels of 0.8V for low and 2V for high, ensuring compatibility with a wide range of digital circuits and minimizing the need for additional level-shifting components.
• Current Specifications: The SN74LS20NSR has a quiescent current of up to 800 µA and can provide an output current of 400µA high and 8mA low, making it suitable for driving various loads without significant power consumption.
• Compliance and Standards: The SN74LS20NSR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards for electronic components. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions without special handling requirements.
• Packaging: The device is available in a tape and reel (TR) package, facilitating automated assembly processes and ensuring high reliability in manufacturing environments.

SN74LS20NSR Applications

The SN74LS20NSR is ideal for a variety of applications due to its robust performance and versatility. It is commonly used in:

• Digital Logic Circuits: The dual 4-input NAND gates make it suitable for creating complex digital logic functions, such as decoders, multiplexers, and control circuits.
• Computer Systems: In microprocessors and peripheral devices, the SN74LS20NSR can be used for signal processing and control logic, enhancing the performance and efficiency of digital systems.
• Telecommunications: For signal routing and control in communication equipment, the SN74LS20NSR provides reliable and fast logic operations.
• Consumer Electronics: In devices such as smartphones, tablets, and home automation systems, the SN74LS20NSR can be used for various digital signal processing tasks.

Conclusion of SN74LS20NSR

The SN74LS20NSR from Texas Instruments is a high-performance dual 4-input NAND gate IC that offers a combination of speed, reliability, and versatility. Its low propagation delay, wide operating voltage range, and compatibility with various digital circuits make it an ideal choice for a wide range of applications. The device's compliance with environmental and safety standards ensures its suitability for modern manufacturing processes. Whether used in digital logic circuits, computer systems, telecommunications, or consumer electronics, the SN74LS20NSR provides a reliable and efficient solution for digital signal processing and control.

SN74LS20NSR Documents

Download datasheets and manufacturer documentation for SN74LS20NSR

Datasheets :

SN54,74(LS,S)20      

PCN Packaging :

Carrier Tape Update 23/Feb/2015       PCN Cancelled 17/Apr/2015      

HTML Datasheet :

SN54,74(LS,S)20