SCG2540 Datasheet | Connor-Winfield

2111 prehensive Drive Aurora, Illinois 60505 Phone: 630- 851- 4722 Fax: 630- 851- 5040 .conwin. SCG2540 Synchronous Clock Generators US Headquarters: 630-851-4722 European Headquarters: +353-61-472221 General Description The SCG2540 is a mixed-signal phase lock loop generating CMOS outputs from an intrinsically low jitter voltage controlled crystal oscillator. The SCG2540 can lock to one of two possible input reference frequencies at 10 kHz which is selectable using one input select pin. Further Features include an alarm output to indicate Loss of Reference, LOR, or Loss of Lock, LOL. If only one of the references is lost, the unit will disable its phase detector and will...