Command Link Decryptor for DoD Satellite Applications

Pin-for-Pin Compatibility with Caribou and Centurion

The U-UJB VLSI microcircuit implements the Cardholder algorithm for uplink protection of  U.S. DoD satellite systems.  The component is interoperable with the MYK-16B and KIV-7MS ground units.


  • Endorsed by NSA for Type 1 applications
  • Command format compatibility with Caribou and Centurion
  • Telemetry format compatibility with Caribou and Centurion
  • Continuous data mode format (128 bits)
  • Off-the-shelf QML-V compatibility
  • Two command authenticate formats—Ternary and Binary
  • Maximum uplink rate of 20 Mbps (117,647 commands per second)
  • Built-in self test (BIST)
  • Meets QML Class V MIL requirements
  • DESC-qualified CMOS gate array manufacturer
  • Radiation hardened for space applications
  • 1M Rad (Si)

For more information, please call (310) 533-8100