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PC87393VJG from NSC,National Semiconductor

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PC87393VJG

Manufacturer: NSC

Family 100-Pin LPC SuperI/O Devices for Portable Applications

Partnumber Manufacturer Quantity Availability
PC87393VJG NSC 3840 In Stock

Description and Introduction

Family 100-Pin LPC SuperI/O Devices for Portable Applications The **PC87393VJG** from National Semiconductor is a highly integrated **I/O controller** designed for use in personal computers and embedded systems. This versatile component combines multiple essential functions into a single chip, reducing system complexity and improving reliability.  

Key features of the PC87393VJG include support for **floppy disk controllers, parallel ports, serial ports, and keyboard/mouse interfaces**, making it a comprehensive solution for legacy and modern computing applications. Its **low-power design** and **high level of integration** help streamline motherboard layouts while maintaining compatibility with industry standards.  

Built with **advanced CMOS technology**, the PC87393VJG ensures efficient operation with minimal power consumption. It also includes **programmable features**, allowing system designers to customize its behavior to suit specific hardware requirements. The chip is housed in a **PQFP (Plastic Quad Flat Pack) package**, ensuring robust performance in a compact form factor.  

Ideal for **industrial PCs, embedded controllers, and legacy computing systems**, the PC87393VJG remains a reliable choice for applications requiring dependable I/O management. Its integration of multiple peripherals into a single IC helps reduce costs and simplifies system design, making it a practical solution for developers seeking efficiency and performance.

Application Scenarios & Design Considerations

Family 100-Pin LPC SuperI/O Devices for Portable Applications

Alternative Part Number

  • FDC37N972 --: Super I/O controller with comparable LPC interface and legacy I/O feature set, widely used as a functional replacement for National Semiconductor Super I/O parts.
  • IT8718F --: LPC Super I/O chip offering similar serial, parallel, and legacy peripheral functions, commonly used in designs that previously employed PC87393-class devices.
  • W83627DHG --: Popular LPC Super I/O controller with comparable feature coverage and broad availability, suitable as a redesign alternative.

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