Frequency Timing and Translation Modules Model Name NW36M25LA n Main Application SONET, SDH, FTTH, Communications equipment NEW Frequency Controlled Crystal Oscillator (FCXO) Advanced Stratum3 Module n Features l Four inputs, Stratum 3 solution for the Synchronous Timing Source in SONET/SDH network elements.
l Accepts 4 reference inputs in 9 steps from 8 kHz to 77.
76 MHz (See specification below) l Compliant with Telecordia GR1244CORE, GR253 and ITU-T G.
812 / G.
813.
l Hit-less reference switching.
l Frequency ramp control during reference switching.
l Supports Master / Slave operation l Three output signals: one selectable (See specification below) up to 77.
76 MHz, one fixed at 8 kHz and ...

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