onsemi

DM74LS04N

DM74LS04N Description

The DM74LS04N is a 6-channel inverter IC, part of the 74LS series, designed for digital logic applications. Manufactured by onsemi, this through-hole mounted IC is housed in a 14-pin DIP package. It 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. The DM74LS04N features a maximum propagation delay of 15ns at 5V with a maximum capacitive load of 50pF, ensuring high-speed performance. Each inverter channel has a single input, with input logic levels defined as 0.8V for low and 2V for high. The IC provides an output current of 400µA for high and 8mA for low states. The DM74LS04N is REACH unaffected and classified under ECCN EAR99. It is packaged in a tube and has a moisture sensitivity level (MSL) of 1, indicating it is not moisture-sensitive.

DM74LS04N Features

• High-Speed Performance: With a maximum propagation delay of 15ns at 5V and 50pF, the DM74LS04N ensures rapid signal inversion, making it suitable for high-speed digital circuits.
• Robust Operating Range: The IC operates reliably within a supply voltage range of 4.75V to 5.25V and an ambient temperature range of 0°C to 70°C, providing flexibility in various environmental conditions.
• Clear Logic Levels: Well-defined input logic levels of 0.8V for low and 2V for high ensure accurate signal interpretation, reducing the risk of misinterpretation in digital circuits.
• High Output Current Capability: The DM74LS04N can source 400µA and sink 8mA, making it capable of driving multiple loads or interfacing with other digital devices.
• Through-Hole Mounting: The through-hole package type facilitates easy integration into PCBs and breadboards, ideal for both prototyping and production environments.
• Compliance and Packaging: REACH unaffected and ECCN EAR99 classification ensure compliance with international regulations. The tube packaging provides protection during handling and storage.

DM74LS04N Applications

The DM74LS04N is ideal for a variety of digital logic applications, including:

• Digital Signal Inversion: Used to invert digital signals in microcontroller circuits, digital communication systems, and clock signal generation.
• Noise Reduction: By inverting and re-inverting signals, it can help reduce noise and improve signal integrity in digital circuits.
• Level Shifting: Can be used in level-shifting applications where signal inversion is required to match different voltage levels.
• Oscillator Circuits: In combination with other components, the DM74LS04N can form oscillator circuits for timing applications.
• Educational and Prototyping: Its through-hole package and robust performance make it suitable for educational purposes and prototyping in electronics labs.

Conclusion of DM74LS04N

The DM74LS04N is a versatile and reliable 6-channel inverter IC, offering high-speed performance and robust operating characteristics. Its well-defined logic levels, high output current capability, and compliance with international standards make it a preferred choice for various digital logic applications. Despite being marked as obsolete, the DM74LS04N remains a valuable component for engineers and hobbyists alike, particularly in educational settings and prototyping environments. Its through-hole mounting and tube packaging further enhance its usability and durability.