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PC87591S-VLB from NS,National Semiconductor

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PC87591S-VLB

Manufacturer: NS

LPC Mobile Embedded Controllers

Partnumber Manufacturer Quantity Availability
PC87591S-VLB,PC87591SVLB NS 50 In Stock

Description and Introduction

LPC Mobile Embedded Controllers The **PC87591S-VLB** from **National Semiconductor** is a versatile **integrated circuit (IC)** designed for **VESA Local Bus (VLB)** applications. This component serves as a **system controller**, providing essential functions for interfacing with the VLB architecture, which was widely used in early 1990s PCs to enhance data transfer speeds between the CPU and peripheral devices.  

Engineered for reliability and performance, the **PC87591S-VLB** integrates key features such as **bus arbitration, address decoding, and timing control**, ensuring seamless communication between the processor and expansion cards. Its design supports **high-speed data transfers**, making it suitable for demanding computing environments that require efficient memory and I/O operations.  

As a legacy component, the **PC87591S-VLB** played a crucial role in bridging the gap between older ISA-based systems and emerging PCI standards. While modern systems have moved beyond VLB technology, this IC remains relevant for **retro computing enthusiasts, industrial applications, and legacy system maintenance**.  

With its robust architecture and dependable operation, the **PC87591S-VLB** exemplifies National Semiconductor’s commitment to high-quality semiconductor solutions for specialized computing needs.

Application Scenarios & Design Considerations

LPC Mobile Embedded Controllers

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