MK1491-06 Datasheet (Integrated Circuit Systems)

MK1491-06, CS5530 Geode Clock Source

The MK1491-06 is a low cost, low jitter, high performance clock synthesizer for National Semiconductor CS5530 based computer and portable appliance applications.

Using patented analog Phase-Locked Loop (PLL) techniques, the device accepts a 14.318 MHz crystal input to produce multiple output clocks.

MK1491-06 Features

* Packaged in 28 pin, 300 mil wide SOIC or in 28 pin, 150 mil wide SSOP

* Provides all critical timing for the National Semiconductor CS5530 Geode companion chip

* Four PCI clocks

* Selectable PCIF on up to 2 outputs

* Early PCI clock selectability

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