DS3105 PDF File ( Datasheet )

Preliminary. Subject to Change Without Notice. PRELIMINARY DATASHEET DS3105 Line Card Timing IC www.maxim-ic.com GENERAL DESCRIPTION The DS3105 is a low-cost, feature-rich timing IC for telecom line cards. Typically the device accepts two reference clocks from dual redundant system timing cards. The DS3105 continually monitors both inputs and performs automatic hitless reference switching if the primary reference fails. The highly programmable DS3105 supports numerous input and output freque