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PRELIMINARY
Integrated Circuit Systems, Inc.
ICS844011I
FEMTOCLOCKS™ CRYSTAL-TO- LVDS CLOCK GENERATOR
FEATURES
• (1) Differential LVDS output • Crystal oscillator interface, 18pF parallel resonant crystal (20.4MHz - 28.3MHz) • Output frequency range: 81.66MHz - 113.33MHz • VCO range: 490MHz - 680MHz • RMS phase jitter @ 106.25MHz, using a 26.5625MHz crystal (637kHz - 10MHz): 0.75ps (typical) • 3.3V or 2.5V operating supply • -40°C to 85°C ambient operating temperature
GENERAL DESCRIPTION
The ICS844011I is a Fibre Channel Clock Generator and a member of the HiPerClocksTM HiPerClockS™ family of high performance devices from ICS. The ICS844011I uses an 18pF parallel resonant crystal over the range of 20.4MHz - 28.3MHz. For Fibre Channel applications, a 26.