Chip Scale Atomic Clock - CSAC
Unmatched combination of breakthroughs - reduced Size, Weight and Power consumption (SWaP) - brings the accuracy and stability of atomic clocks to portable applications.

The Microsemi SA.45s CSAC is the world's first commercially available chip scale atomic clock, providing the accuracy and stability of atomic clock technology while achieving true breakthroughs in reduced size, weight, and power consumption. New for 2018: A RoHS-compliant version is available with wider storage temperature. Suitable for applications requiring lead-free components.

Key Features

  • < 120mW power consumption
  • < 17cm3 volume
  • 35g weight
  • ±5.0E-11 accuracy at shipment
  • <1E-11 @1000s Short Term Stability (Allan Deviation)
  • <9E-10 /mo Aging Rate (Typical)
  • -10oC to +70oC Operating Temperature
  • 10MHz square wave and 1PPS, both in a CMOS 0V to 3.3V format.
  • 1PPS input for synchronization
  • RS-232 interface for monitoring and control
  • Chip Scale Atomic Clock Video
  • Space version available (090-02984-007)
  • Lead-free (RoHS compliant) version now also available (090-03240-001 and -003)
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