onsemi

74ACT843SC

74ACT843SC Description

The 74ACT843SC is a single D-type transparent latch designed for high-speed, high-current applications. This logic IC chip is part of the 74ACT series, manufactured by onsemi, and is housed in a 24-pin small outline package (SOP). The device operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with various power supply configurations. The 74ACT843SC features a single independent circuit with a 9:9 configuration, providing robust performance in digital systems Despite. being marked as obsolete, this IC remains a reliable choice for legacy systems and specific applications where its unique features are required.

74ACT843SC Features

• High-Speed Performance: With a propagation delay time of 5.5ns, the 74ACT843SC ensures rapid signal processing, making it suitable for high-speed digital circuits.
• High-Current Capability: The IC supports an output current of 24mA for both high and low states, enabling it to drive multiple loads effectively.
• Surface Mount Technology (SMT): The surface mount package type facilitates easy integration into PCB modern designs, enhancing reliability and reducing the overall footprint.
• Moisture Sensitivity Level (MSL) 1: The 74ACT843SC is classified as MSL 1, indicating it is unaffected by moisture, making it suitable for a wide range of environmental conditions.
• Compliance: The device is REACH unaffected, ensuring compliance with environmental and safety regulations.
• Packaging: The 74ACT843SC is available in a tube package, which is ideal for bulk handling and storage in industrial settings.

74ACT843SC Applications

The 74ACT843SC is well-suited for a variety of applications where high-speed and high-current capabilities are essential. Some specific use cases include:

• Data Latching: Ideal for applications requiring temporary storage of digital data, such as in memory systems and data buffers.
• Signal Conditioning: Used in digital signal processing to condition and synchronize signals in complex digital systems.
• Control Logic: Suitable for control systems where high-speed and high-current outputs are necessary to drive actuators or other control elements.
• Communication Systems: Can be employed in communication interfaces to manage data transmission and reception efficiently.

Conclusion of 74ACT843SC

The 74ACT843SC, despite its obsolete status, remains a valuable component for specific applications requiring high-speed and high-current performance. Its robust design, compliance with environmental standards, and compatibility with various power supply configurations make it a reliable choice for engineers working on legacy systems or specialized projects. The single independent 9:9 circuit configuration and surface mount package further enhance its versatility and ease of integration. For applications demanding rapid signal processing and high-current handling, the 74ACT843SC stands out as a dependable solution in the realm of digital logic ICs.