SM3E Description
The SM3E timing module provides a clock output that meets or exceeds Stratum 3E specifications given in GR-1244-CORE (Issue 2), GR-253-CORE (Issue 3) and ITU-T G.812 (option 3).
SM3E Key Features
- 77.76 MHz Phase Buildout Hitless Reference Switching Better than 1ppb initial Hold Over offset Frequency Qualification a
- Output1 from 1.544
- 77.76MHz, M/ S_Out@8KHz, BITS @2.048 MHz or 1.544 MHz 3.3V operation
SM3E Applications
- 77.76 MHz Phase Buildout Hitless Reference Switching Better than 1ppb initial Hold Over offset Frequency Qualification and Loss of Reference detection for each
- Output1 from 1.544