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ICS9FG104 Programmable FTG for Differential P4TM CPU, PCI-Express & SATA Clocks Recommended Application: Pin Configuration Frequency Timing Generator for Differential CPU & SATA XIN/CLKIN 1 clocks X2 2 Features: VDD 3 • Generates common CPU frequencies from 14.
318 GND 4 MHz or 25 MHz REFOUT 5 • Crystal or reference input FS2 6 • 4 - 0.
7V current-mode differential output pairs DIF_3 7 • Supports Serial-ATA at 100 MHz DIF_3# 8 VDD 9 • Two spread spectrum modes: 0 to -0.
5 downspread and +/-0.
25% centerspread GND 10 DIF_2 11 • Unused inputs may be disabled in either driven or HiZ state for power management.
DIF_2# 12 • M/N Programming SDATA...

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