onsemi

DM74LS240N

DM74LS240N Description

The DM74LS240N is an integrated circuit (IC) designed by onsemi, belonging to the 74LS series. This IC is a buffer and inverting logic device, featuring two 4-bit elements. It operates within a supply voltage range of 4.75V to 5.25V and is suitable for a wide range of applications requiring signal buffering and inversion. The DM74LS240N is housed in a through-hole package, specifically a 20-pin DIP (Dual In-line Package), making it ideal for printed circuit boards (PCBs) that require robust and reliable through-hole mounting.

DM74LS240N Features

• Operating Temperature: The DM74LS240N is designed to operate within a temperature range of 0°C to 70°C (TA), ensuring reliable performance in standard industrial environments.
• Logic Type: This IC combines buffer and inverting logic functions, providing flexibility in signal processing and conditioning.
• Number of Bits per Element: Each element processes 4 bits, making it suitable for applications requiring moderate data handling.
• Number of Elements: The DM74LS240N includes two 4-bit elements, offering dual functionality in a single package.
• Current - Output High, Low: The IC supports an output current of 15mA for high states and 24mA for low states, ensuring robust signal driving capabilities.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the DM74LS240N is highly resistant to moisture, reducing the risk of operational issues in humid environments.
• Package: The through-hole package ensures secure and stable mounting on PCBs, enhancing mechanical stability and reliability.
• REACH Status: The DM74LS240N is REACH Unaffected, indicating compliance with stringent chemical safety regulations.
• ECCN: The Export Control Classification Number (ECCN) is EAR99, which simplifies export compliance for international applications.
• HTSUS: The Harmonized Tariff Schedule of the United States (HTSUS) code is 8542.39.0001, facilitating accurate customs classification.

DM74LS240N Applications

The DM74LS240N is ideal for a variety of applications, including:

• Digital Signal Processing: The buffer and inverting functions make it suitable for processing digital signals in communication systems, ensuring signal integrity and proper signal conditioning.
• Data Transmission: The IC can be used in data transmission systems where signal buffering and inversion are required to maintain signal quality and prevent signal degradation.
• Control Systems: In industrial control systems, the DM74LS240N can manage and process control signals, ensuring reliable operation of machinery and equipment.
• Consumer Electronics: The robust through-hole package and reliable performance make it suitable for consumer electronics applications where durability and reliability are paramount.

Conclusion of DM74LS240N

The DM74LS240N is a versatile and reliable IC that offers dual 4-bit buffer and inverting logic functions in a robust through-hole package. Its operating temperature range, combined with its moisture resistance and compliance with REACH regulations, makes it suitable for a wide range of industrial and consumer applications. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a valuable component for applications requiring signal buffering and inversion. For those seeking a reliable and flexible solution for digital signal processing and data transmission, the DM74LS240N remains a viable option.