Texas Instruments

SN74LS20N  

Gates and Inverters

SN74LS20N Description

The SN74LS20N is a high-performance NAND gate IC from Texas Instruments, designed for a wide range of digital logic applications. This 14-pin DIP packaged device features two 4-input NAND gates, making it an essential component for various digital circuits. The SN74LS20N operates within a supply voltage range of 4.75V to 5.25V and is specified for an operating temperature range of 0°C to 70°C. It is RoHS3 compliant and REACH unaffected, ensuring it meets the latest environmental and safety standards.

SN74LS20N Features

• Logic Type: NAND Gate
• Number of Circuits: 2
• Number of Inputs per Circuit: 4
• Supply Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: 0°C to 70°C
• Max Propagation Delay: 15ns @ 5V, 15pF
• Input Logic Levels: Low (0.8V), High (2V)
• Current Specifications:
  • Quiescent (Max): 800 µA
  • Output High: 400µA
  • Output Low: 8mA
• Package Type: Tube
• Mounting Type: Through Hole
• ECCN: EAR99
• HTSUS: 8542.39.0001
• Moisture Sensitivity Level (MSL): Not Applicable

SN74LS20N Applications

The SN74LS20N is ideal for applications requiring high-speed digital logic operations. Its low propagation delay of 15ns ensures rapid signal processing, making it suitable for high-frequency digital circuits. The NAND gate functionality allows for versatile digital logic design, including combinational logic circuits, multiplexers, and digital signal processing.

Specific use cases include:

• Digital Signal Processing: The SN74LS20N can be used in digital signal processing applications where high-speed logic operations are required.
• Combinational Logic Circuits: Ideal for designing complex combinational logic circuits due to its multiple input NAND gates.
• Multiplexers: Can be utilized in multiplexer designs to control data flow in digital systems.
• Microcontroller Interfaces: Useful in interfacing with microcontrollers for various digital control applications.

Conclusion of SN74LS20N

The SN74LS20N from Texas Instruments is a robust and versatile NAND gate IC, offering high-speed performance and reliability. Its low propagation delay and multiple input NAND gates make it an excellent choice for a wide range of digital logic applications. The device's compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing. Whether used in digital signal processing, combinational logic circuits, or microcontroller interfaces, the SN74LS20N provides a reliable and efficient solution for digital logic design.

SN74LS20N Documents

Download datasheets and manufacturer documentation for SN74LS20N

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification 2024-06-13 (PDF)       Product Change Notification (PDF)      

Models :

SN74LS20N Symbol & Footprint by SnapMagic      

Product Catalogs :

Logic Guide (Rev. AB)