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2PCI EXPRESS CARD ELECTROMECHANICAL SPECIFICATION, REV.
Contents
1. INTRODUCTION....................................................................................................................7
. TERMS AND DEFINITIONS ..................................................................................................... 7
. REFERENCE DOCUMENTS ..................................................................................................... 9
. SPECIFICATION CONTENTS................................................................................................... 9
. OBJECTIVES............................................................................................................................. 10
. ELECTRICAL OVERVIEW ..................................................................................................... 10
. MECHANICAL OVERVIEW ................................................................................................... 11
2. AUXILIARY SIGNALS........................................................................................................13
. REFERENCE CLOCK............................................................................................................... 14
. Low Voltage Swing, Differential Clocks .................................................................... 14
. Spread Spectrum Clocking (SSC)............................................................................... 15
. REFCLK AC Specifications........................................................................................ 16
. REFCLK Phase Jitter Specification........................................................................... 19