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Analog Circuit Design Volume Three by John Hamburger, Bob Dobkin

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Chapter 193

PCMCIA socket voltage switching

Why your portable system needs SafeSlot protection

Doug La Porte

Abstract

This Design Note explains the requirements of the Personal Computer Memory Card International Association (PCMCIA) specification and highlights practical system issues. The LTC1472 complete VCC and VPP switch matrix is described, which addresses all of the PCMCIA socket switching needs. The Linear Technology PCMCIA socket voltage control product family is listed.

Keywords

PCMCIA

socket voltage control

LTC1472

VCC

Switch Matrix

VPP switch matrix

SafeSlot protection

Introduction

Most portable systems have built-in PCMCIA sockets as the sole means of expansion. The requirements of the PCMCIA specification have led to ...

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