ICS932S208

Integrated Circuit Systems, Inc. ICS932S208 Programmable Timing Control Hub™ for Next Gen P4™ processor Recommended Application: CK409B clock, Intel Yellow Cover part, Server Applications Output Features: 4 - 0.7V current-mode differential CPU pairs 1 - 0.7V current-mode differential SRC pair 7 - PCI (33MHz) 3 - PCICLK_F, (33MHz) free-running 1 - USB, 48MHz 1 - DOT, 48MHz 2 - REF, 14.318MHz 4 - 3V66, 66.66MHz 1 - VCH/3V66, selectable 48MHz or 66MHz Features/Benefits: Supports tight ppm accuracy clocks for Serial-ATA Supports spread spectrum modulation, 0 to -0.5% down spread and +/- 0.25% center spread Supports CPU clks up to 400MHz in test mode Uses external 14.318MHz crystal Key Specifications: CPU/SRC outputs cycle-cycle jitter < 125ps 3V66 outputs cycle-cycle jitter < 250ps PCI outputs cycle-cycle jitter < 250ps CPU outputs skew: < 100ps +/- 300ppm frequency accuracy on CPU & SRC clocks Functionality ...