MK1491-14, MK1491E-14 Datasheet (Integrated Circuit Systems)

MK1491-14, MK1491E-14, OPTi ACPI Firestar Clock Source

The MK1491-14 is a low cost, low jitter, high performance clock synthesizer for OPTi’s Firestar and Firestar+ chipsets for Pentium™ Processor-based mobile computer applications.

Using analog Phase-Locked Loop (PLL) techniques, the device uses a 14.318 MHz crystal input to produce multiple output clo

MK1491-14 Features

* Packaged in 28 pin, 150 mil wide SSOP

* Provides all critical timing for OPTi ACPI Firestar and Firestar+

* Early Host clock of 3.5ns

* Separate VDD and skew adjust for Host 5,6, and 7 supports field upgrade to Firestar+ and new 2.5V processors

* 48MHz USB,