ICS9248AG-192LFT

ICS9248-192 Frequency Timing Generator for Transmeta Systems GNDREF X1 X2 PD# PCICLK0 PCICLK1 PCICLK2 GNDPCI VDDPCI PCICLK3 PCICLK4 PCICLK5 SDATA SCLK Output Features: • 1CPU(2.5V or 3.3V selectable) up to 66.6MHz & overclocking of 66MHz. • • • • 6 PCI (3.3V) @ 33.3MHz (all are free running selectable). 1 REF (3.3V) at 14.318MHz. 1 48MHz (3.3V). 1 24_48MHz selectable output. Features: • Supports Spread Spectrum modulation for CPU and PCI clocks, default -0.4 downspread. • Efficient Power management scheme through stop clocks and power down modes. • Uses external 14.318MHz crystal, no external load cap required for CL=18pF crystal. • 28-pin TSSOP package, 4.40mm (173mil). 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ICS9248-192 Pin Configuration Recommended Application: Transmeta 28 27 26 25 24 23 22 21 20 19 18 17 16 15 28-Pin TSSOP Skew Characteristics: • CPU – CPU