Texas Instruments

SN74S140NS  

Gates and Inverters

SN74S140NS Description

The SN74S140NS is a high-performance NAND gate logic IC chip manufactured by Texas Instruments. This device is part of the 74S series and is designed for surface mount applications. It features a robust design with a wide operating temperature range of 0°C to 70°C, making it suitable for various industrial and commercial environments. The SN74S140NS operates within a supply voltage range of 4.75V to 5.25V and offers a maximum propagation delay of 6ns at 5V with a maximum capacitive load of 150pF. This low propagation delay ensures fast signal processing, which is critical for high-speed digital circuits.

The SN74S140NS consists of two NAND gates, each with four inputs, providing a total of eight inputs. The input logic levels are specified as 0.5V for low and 3.4V for high, ensuring compatibility with a wide range of digital systems. The output current capabilities are 40mA for high and 60mA for low, making it suitable for driving multiple loads. The device is packaged in a tube format, which is ideal for automated assembly processes and ensures easy handling and storage.

SN74S140NS Features

• High-Speed Performance: With a maximum propagation delay of 6ns at 5V and 150pF, the SN74S140NS ensures rapid signal processing, making it ideal for high-speed digital applications.
• Robust Design: The operating temperature range of 0°C to 70°C and a moisture sensitivity level (MSL) of 1 (unlimited) make the SN74S140NS suitable for various environmental conditions.
• Compatibility: The input logic levels of 0.5V for low and 3.4V for high ensure compatibility with a wide range of digital systems.
• Power Efficiency: The supply voltage range of 4.75V to 5.25V allows for efficient power usage without compromising performance.
• Surface Mount Technology: The surface mount package type facilitates easy integration into modern PCB designs, enabling compact and reliable electronic assemblies.
• Regulatory Compliance: The SN74S140NS is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards.

SN74S140NS Applications

The SN74S140NS is ideal for a variety of applications where high-speed digital processing is required. Some specific use cases include:

• Digital Signal Processing: The low propagation delay and high-speed performance make it suitable for applications requiring rapid signal processing, such as in digital communication systems.
• Control Systems: The robust design and wide operating temperature range make it ideal for industrial control systems, where reliability and performance are critical.
• Consumer Electronics: The compatibility with a wide range of digital systems and surface mount technology make it suitable for consumer electronics, where compact design and efficient power usage are essential.
• Automotive Electronics: The high-speed performance and robust design make it suitable for automotive applications, where reliability and fast signal processing are crucial.

Conclusion of SN74S140NS

The SN74S140NS from Texas Instruments is a high-performance NAND gate logic IC chip that offers a combination of speed, reliability, and compatibility. Its low propagation delay and robust design make it suitable for a wide range of applications, from digital signal processing to industrial control systems. The surface mount package type and regulatory compliance ensure it meets modern manufacturing and environmental standards. Whether for consumer electronics, automotive applications, or industrial use, the SN74S140NS provides a reliable and efficient solution for high-speed digital circuits.

SN74S140NS Documents

Download datasheets and manufacturer documentation for SN74S140NS

Datasheets :

SN54S140, SN74S140      

HTML Datasheet :

SN54S140, SN74S140