National Semiconductor Tariff Inquiry

DM9348W/883

DM9348W/883 Description

The DM9348W/883 is a high-performance 12-bit parity generator/checker designed for a wide range of digital applications. Manufactured by National Semiconductor, this device is part of the DM9348 series and is known for its robust performance and reliability. It operates within a supply voltage range of 4.5 V to 5.5 V, ensuring compatibility with various power supply systems. The DM9348W/883 is available in a surface mount package, making it ideal for modern, space-efficient PCB designs. With a moisture sensitivity level (MSL) of 3, it is suitable for use in environments where moisture exposure is a concern.

DM9348W/883 Features

• Logic Type: The DM9348W/883 is a parity generator/checker, capable of generating and verifying parity bits for 12-bit data streams. This functionality is crucial for error detection in digital communication and storage systems.
• Supply Voltage: It operates within a supply voltage range of 4.5 V to 5.5 V, providing flexibility in power supply design and ensuring stable performance across a range of voltage levels.
• Output Current: The device offers an output current of 800µA for high-level signals and 16mA for low-level signals, making it suitable for driving various types of digital loads.
• Mounting Type: The surface mount package allows for easy integration into compact and high-density PCB layouts, which is essential for modern electronics design.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the DM9348W/883 is designed to withstand moisture exposure, making it suitable for applications in humid environments.
• REACH Status: The REACH status is vendor-defined, ensuring compliance with environmental and safety regulations.
• ECCN: Classified under ECCN EAR99, this device is subject to standard export controls, facilitating its use in a wide range of international applications.

DM9348W/883 Applications

The DM9348W/883 is ideal for applications requiring reliable error detection and correction mechanisms. Its 12-bit parity generation and checking capabilities make it suitable for:

• Data Communication Systems: Ensuring data integrity during transmission by generating and verifying parity bits.
• Memory Systems: Protecting stored data from corruption by detecting and correcting errors in memory modules.
• Industrial Automation: Enhancing the reliability of control systems by detecting and correcting errors in digital signals.
• Telecommunications: Improving the accuracy of data transmission in telecommunication networks.
• Consumer Electronics: Ensuring data integrity in devices such as routers, modems, and other digital peripherals.

Conclusion of DM9348W/883

The DM9348W/883 is a versatile and reliable 12-bit parity generator/checker that offers significant advantages in digital systems requiring error detection and correction. Its wide supply voltage range, surface mount package, and moisture resistance make it suitable for a variety of applications, from industrial automation to consumer electronics. The DM9348W/883 stands out for its robust performance and compatibility, making it an excellent choice for engineers and designers looking to enhance the reliability and accuracy of their digital systems.