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SM802105 Description

The SM802105 is a member of the ClockWorks™ family of devices from Micrel and provides an extremely low-noise timing solution for 10GbE Ethernet clock signals. It is based upon a unique patented RotaryWave® architecture that provides very-low phase noise. The device operates from a 3.3V or 2.5V power supply and synthesizes LVPECL output clocks at 156.25MHz or 312.5MHz.

SM802105 Key Features

  • Generates one or two LVPECL clock outputs at 156.25MHz or 312.5MHz
  • 2.5V or 3.3V operating range
  • Typical phase jitter @ 156.25MHz (1.875MHz to 20MHz): 110fs
  • Industrial temperature range
  • Green, RoHS, and PFOS pliant
  • Available in 24-pin 4mm × 4mm QFN package