onsemi

SN74LS240N

SN74LS240N Description

The SN74LS240N is a high-performance logic IC chip designed for buffering and inverting digital signals. Manufactured by onsemi, this device belongs to the 74LS series and is packaged in a through-hole 20DIP format. It operates within a supply voltage range of 4.75V to 5.25V and is rated for an operating temperature range of 0°C to 70°C (TA). The SN74LS240N consists of two 4-bit inverting buffers, making it suitable for applications requiring signal inversion and buffering with minimal propagation delay.

SN74LS240N Features

• Operating Temperature: The SN74LS240N is designed to operate reliably within an ambient temperature range of 0°C to 70°C (TA), ensuring stable performance in a variety of environmental conditions.
• Number of Bits per Element: Each of the two elements in the SN74LS240N consists of 4 bits, providing efficient handling of digital signals.
• Logic Type: The device features an inverting buffer logic type, which is essential for applications requiring signal inversion to match the logic levels of different circuits.
• Voltage - Supply: The SN74LS240N operates within a supply voltage range of 4.75V to 5.25V, ensuring compatibility with standard 5V digital systems.
• Current - Output High, Low: The device can source up to 15mA and sink up to 24mA, providing robust output capabilities suitable for driving various digital loads.
• Mounting Type: The through-hole mounting type ensures secure and reliable installation on printed circuit boards, making it ideal for both prototyping and production environments.
• Package: The SN74LS240N is available in a tube package, which facilitates easy handling and storage.
• Product Status: Although the SN74LS240N is marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are required.

SN74LS240N Applications

The SN74LS240N is particularly well-suited for applications that require signal inversion and buffering. Some specific use cases include:

• Digital Signal Processing: The inverting buffer capability of the SN74LS240N makes it ideal for processing digital signals in communication systems, where signal inversion is necessary to match the logic levels of different components.
• Data Transmission: The device can be used to buffer and invert data signals in serial and parallel communication interfaces, ensuring reliable data transmission between devices.
• Microcontroller Interfaces: The SN74LS240N can interface with microcontrollers to provide inverted control signals, facilitating the management of various peripherals and subsystems.
• Industrial Control Systems: The robust output current capabilities and wide operating temperature range make the SN74LS240N suitable for industrial applications where reliability and performance are critical.

Conclusion of SN74LS240N

The SN74LS240N is a versatile and reliable logic IC chip that offers essential buffering and inverting capabilities for digital signal processing. Its robust output current capabilities, wide operating temperature range, and compatibility with standard 5V digital systems make it a valuable component for a variety of applications. Despite being marked as obsolete, the SN74LS240N remains a reliable choice for legacy systems and applications where its specific features are required. Its through-hole mounting type and tube packaging further enhance its usability in both prototyping and production environments.