Microsemi’s Quantum™ 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.

Atomic clock accuracy and low power make the SA.45s ideal for portable applications requiring precise synchronisation and time keeping, especially in GPS-denied environments.

  • <120mW power consumption
  • <17cm3 volume
  • 35g weight
  • ±5.0E-11 accuracy at shipment
  • <5E-12 at τ = 1 hour short-term stability (Allan Deviation)
  • ≤9.0E-10/month ageing rate.