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 FS_A/REF1 FS_B/REF0 VDDREF X1 X2 GND PCICLK_F0 PCICLK_F1 PCICLK_F2 VDDPCI GND PCICLK0 PCICLK1 PCICLK2 PCICLK3 VDDPCI GND PCICLK4 PCICLK5 PD# 48MHz_DOT.
• 2 - 0.7V current-mode differential CPU pairs
• 1 - 0.7V current-mode differential CPU pairs for ITP
• 1 - 0.7V current-mode differential SRC pair
• 9 - PCI (33MHz), including 3 free running PCI
• 1 - USB, 48MHz
• 1 - DOT, 48MHz
• 2 - REF, 14.318MHz
• 3 - 3V66, 66.66MHz
• 1 - 3V66/VCH, 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 Supports undriven differential CPU, SRC pa.
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