onsemi

DM74LS156M

DM74LS156M Description

The DM74LS156M is a 2 x 1:4 Decoder/Demultiplexer IC designed for high-performance digital logic applications. Manufactured by onsemi, this obsolete component is part of the 74LS series, known for its reliability and efficiency. The DM74LS156M features a single supply voltage range of 4.75V to 5.25V, ensuring stable operation within a narrow voltage band. It operates within a temperature range of 0°C to 70°C, making it suitable for a variety of environmental conditions.

The DM74LS156M is housed in a surface-mount package, specifically a 16SOIC, which is ideal for compact and space-efficient designs. The device includes independent circuits, with a 2 x 1:4 configuration, providing versatile decoding and demultiplexing capabilities. It offers a current output of 400µA high and 8mA low, ensuring robust signal handling. The moisture sensitivity level (MSL) is rated at 1 (Unlimited), indicating excellent resistance to moisture, which is crucial for long-term reliability in humid environments.

DM74LS156M Features

• Operating Temperature: 0°C to 70°C, ensuring reliable performance across a wide range of ambient conditions.
• ECCN: EAR99, indicating compliance with export regulations.
• Independent Circuits: 1, providing dedicated functionality without interference.
• Circuit Configuration: 2 x 1:4, offering flexible decoding and demultiplexing options.
• Mounting Type: Surface Mount, ideal for compact and high-density PCB designs.
• Voltage Supply Source: Single Supply, simplifying power management.
• Voltage - Supply: 4.75V to 5.25V, ensuring stable operation within a precise voltage range.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• Manufacturer: onsemi, a leading provider of semiconductor solutions.
• HTSUS: 8542.39.0001, facilitating accurate customs classification.
• Package: Tube, providing secure and convenient storage and handling.
• Base Product Number: 74LS156, part of the widely recognized 74LS series.
• Current - Output High, Low: 400µA, 8mA, ensuring robust signal handling.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), providing excellent moisture resistance.

DM74LS156M Applications

The DM74LS156M is ideal for applications requiring efficient decoding and demultiplexing in compact designs. Its surface-mount package and single supply voltage make it suitable for a variety of digital systems, including:

• Data Multiplexing: Efficiently routing data signals in communication systems.
• Address Decoding: Simplifying address decoding in microprocessor-based systems.
• Control Signal Distribution: Distributing control signals in complex electronic circuits.
• Industrial Control Systems: Providing reliable signal handling in harsh industrial environments.

Conclusion of DM74LS156M

The DM74LS156M is a versatile and reliable Decoder/Demultiplexer IC, offering precise voltage operation, robust signal handling, and excellent moisture resistance. Its surface-mount package and single supply voltage make it ideal for compact and high-density designs. Despite being obsolete, the DM74LS156M remains a valuable component for applications requiring efficient decoding and demultiplexing. Its compliance with environmental regulations and export controls ensures ease of use in global markets.