onsemi

DM74LS38N

DM74LS38N Description

The DM74LS38N is a 4-channel NAND gate IC, featuring 2 inputs per channel, designed for a wide range of digital logic applications. Manufactured by onsemi, this IC is part of the 74LS series, known for its reliability and performance in digital circuits. The DM74LS38N operates within a supply voltage range of 4.75V to 5.25V and is suitable for use in environments with an operating temperature range of 0°C to 70°C. It is housed in a through-hole package, specifically a 14-pin DIP (Dual In-line Package), which makes it ideal for applications requiring robust physical mounting.

DM74LS38N Features

The DM74LS38N offers several key features that make it a versatile component in digital circuit design:

• Logic Type: NAND Gate
• Number of Circuits: 4
• Number of Inputs: 2 per channel
• Max Propagation Delay: 48ns at 5V and 150pF maximum load capacitance
• Input Logic Levels: Low (0.8V) and High (2V)
• Open Collector Outputs: Allows for flexibility in circuit design, enabling the use of pull-up resistors to achieve desired voltage levels
• Package Type: 14MDIP (14-pin Dual In-line Package)
• Mounting Type: Through Hole
• Operating Temperature: 0°C to 70°C
• Supply Voltage: 4.75V to 5.25V
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating it is not sensitive to moisture and can be stored without special precautions

DM74LS38N Applications

The DM74LS38N is well-suited for a variety of applications where digital logic processing is required. Its open collector outputs and NAND gate functionality make it ideal for:

• Digital Logic Circuits: Used in combinational logic circuits to perform logical operations.
• Control Systems: Implementing control logic in microcontroller and microprocessor systems.
• Memory Systems: Managing address decoding and control signals in memory modules.
• Communication Systems: Handling signal processing and control in digital communication circuits.
• Consumer Electronics: Used in devices such as calculators, digital clocks, and other small-scale digital systems.

Conclusion of DM74LS38N

The DM74LS38N, despite being an obsolete product, remains a reliable choice for digital logic applications due to its robust performance and versatility. Its open collector outputs and NAND gate functionality provide significant flexibility in circuit design, making it suitable for a wide range of applications. The through-hole package ensures secure mounting, while the operating temperature range of 0°C to 70°C makes it suitable for various environmental conditions. Although it has been marked as obsolete, the DM74LS38N continues to be a valuable component for engineers and designers looking for a dependable NAND gate IC in their digital circuit designs.