DP8431VX-33

Controllers Overview

The DP8431VX-33 is a dynamic RAM (DRAM) memory controller manufactured by National Semiconductor. It is designed for use with CMOS technology and is housed in a 68-pin Plastic Quad Chip Carrier (PQCC68) package, measuring 25.13x25.13 mm. The component is classified as an active product within the embedded processor and controller category.

Controllers Feature Summary

• Functions as a dedicated controller for dynamic random-access memory systems
• Utilizes CMOS technology for integrated circuit construction

Controllers Applications

• Dynamic RAM memory control systems
• Embedded processor peripheral interfaces
• Microcontroller system memory management

Controllers Procurement Notes

Verify the manufacturer designation as National Semiconductor, noting that this entity's semiconductor operations are now part of Texas Instruments. Confirm the specific suffix 'VX-33' matches the required PQCC68 package variant. Ensure the component status is confirmed as active if new production sourcing is required, or verify authenticity for legacy stock acquisition.

Controllers Selection Notes

Select this component when a dedicated DRAM controller interface is required for CMOS-based designs. The 68-pin PLCC form factor dictates the printed circuit board layout constraints. Consider the availability of the National Semiconductor/Texas Instruments supply chain when planning long-term production runs.

Controllers Part Context

This device belongs to the family of microCMOS programmable dynamic RAM controllers. It serves as a peripheral IC for embedded processing applications, managing timing and data flow for DRAM modules. The specific model represents a standard configuration within the National Semiconductor controller portfolio.

Controllers Replacement Considerations

The DP8432V-33 is a related programmable DRAM controller from the same manufacturer family. Verify pin compatibility and functional equivalence before substitution.