ICS557-05A Datasheet | ICST

.. Quad Differential PCI-Express Clock Source Description The ICS557-05A is a spread-spectrum clock generator that supports PCI-Express requirements. It is used in PC or embedded systems to substantially reduce electro-magnetic interference (EMI). The device provides four differential HCSL or LVDS high-frequency outputs with spread spectrum capability. The output frequency and spread type are selectable using external pins. Features - - - - - - - - - - - Packaged in 20-pin TSSOP Available in Pb (lead) free package Supports PCI-Express applications Four differential spread spectrum clock outputs Spread spectrum for EMI reduction Uses external 25 MHz clock or...