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DataSheet4U.
com CY2273A Pentium®/II, 6x86, K6 Clock Synthesizer/Driver for Desktop PCs with Intel 82430TX, 82440LX or ALI IV/IV+, AGP and 3 DIMMs Features • Mixed 2.
5V and 3.
3V operation • Complete clock solution for Pentium®, Pentium® II, Cyrix, and AMD processor-based motherboards — Four CPU clocks at 2.
5V or 3.
3V — Up to twelve 3.
3V SDRAM clocks — Seven synchronous PCI clocks, one free-running — One 3.
3V 48 MHz USB clock — One 2.
5V IOAPIC clock (-3 option only) — Two AGP clocks at 60 or 66.
6MHz (-2 option only) — One 3.
3V Ref.
clock at 14.
318 MHz • I2C™ Serial Configuration Interface • Factory-EPROM programmable output drive and slew rate for EMI customization • Factory-EPROM progra...

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