ICS9FG110

Integrated Circuit Systems, Inc. ICS9FG110 Advance Information Programmable FTG for Differential PCI-Express Recommended Application: Pin Configuration Frequency Timing Generator for Differential PCI-Express clocks Features: Generates common PCI-Express frequencies from reference input clock (33.33MHz) 7 - 0.7V current-mode differential output pairs Three spread spectrum modes: spread tracking mode, 0 to -0.5 downspread and +/-0.25% centerspread REFIN 1 SDATA 2 SCLK 3 *PD# 4 PCIEXT0 5 PCIEXC0 6 28 VDDA 27 GNDA 26 IREF 25 MODE_SEL** 24 PCIEXT6 23 PCIEXC6 ICS9FG110 Support for M/N programming VDDPCIEX 7 22 VDDPCIEX Programmable spread percentage GND 8 21 GND Programmable output divider PCIEXT1 9 20 PCIEXT5 SMBus address is DC/DD PCIEXC1 10 19 PCIEXC5 PCIEXT2 11 18 PCIEXT4 Key Specifications: PCIEXC2 12 17 PCIEXC4 Output cycle-to-cycle jitter < 85 ps PCIEXT3 13 16 VDDPCIEX Output to output skew < 85 ps PCIEXC3 14 15 GND ...