National Semiconductor

DP8422AV-25

DP8422AV-25 Description

The DP8422AV-25 is a Dynamic RAM (DRAM) controller designed by National Semiconductor, a renowned manufacturer in the electronics industry. This DRAM controller is engineered to provide robust performance and reliability in various memory management applications. It operates within a temperature range of 0°C to 70°C, making it suitable for environments with moderate to high ambient temperatures. The controller supports a supply voltage range of 4.5V to 5.5V, ensuring compatibility with a wide range of power supply systems.

The DP8422AV-25 is housed in a tube package, which is ideal for surface mount applications. This mounting type allows for efficient integration into compact and high-density electronic circuits. Despite its obsolescence, the DP8422AV-25 remains a viable option for legacy systems and specific applications where its unique features are still required.

DP8422AV-25 Features

• Operating Temperature Range: 0°C to 70°C, ensuring stable performance across a broad temperature spectrum.
• Controller Type: Dynamic RAM (DRAM), providing efficient memory management and data handling capabilities.
• Mounting Type: Surface Mount, allowing for seamless integration into modern electronic designs.
• Supply Voltage: 4.5V to 5.5V, offering flexibility in power supply requirements.
• Package Type: Tube, facilitating easy handling and integration into various electronic systems.
• ECCN: EAR99, indicating compliance with export regulations and ease of international use.
• HTSUS: 8542.31.0001, ensuring proper classification for customs and regulatory purposes.

DP8422AV-25 Applications

The DP8422AV-25 is particularly well-suited for applications requiring reliable and efficient DRAM control. Its robust design and wide operating temperature range make it ideal for:

• Industrial Control Systems: Where reliable memory management is crucial for process control and automation.
• Telecommunications Equipment: Ensuring stable performance in environments with varying temperature conditions.
• Embedded Systems: Providing efficient memory control in compact and high-density designs.
• Legacy Systems: Offering continued support for older systems that rely on this specific DRAM controller.

Conclusion of DP8422AV-25

The DP8422AV-25, despite being obsolete, remains a valuable component for specific applications requiring its unique features. Its wide operating temperature range, flexible supply voltage, and surface mount compatibility make it an ideal choice for industrial, telecommunications, and embedded systems. For legacy systems, the DP8422AV-25 continues to provide reliable performance, ensuring the longevity and stability of existing installations.