programmable timing control hub for next gen p4 processor.
* 2 - 0.7V current-mode differential CPU pairs
* 1 - 0.7V current-mode differential SRC pair
* 9 - PCI, 3 free running, 33MHz
* 3 - REF, 14.318MHz
* .
PIN # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 PIN NAME *FS1/REF0 *FS0/REF1 REF2 VDDREF X1 X2 GND **FS2/PCICLK_F0 **FS4/PCICLK_F1 PCICLK_F2 VDDPCI GND ^^PCI.
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