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ZL30402 Datasheet Sonet/sdh Network Element Pll

Manufacturer: Zarlink Semiconductor Inc

Overview: ZL30402 SONET/SDH Network Element PLL Data Sheet.

General Description

The ZL30402 is a Network Element Phase-Locked Loop designed to synchronize SDH and SONET systems.

In addition, it generates multiple clocks for legacy PDH equipment and provides timing for ST-BUS and GCI backplanes.

The ZL30402 operates in NORMAL (LOCKED), HOLDOVER and FREE-RUN modes to ensure that in the presence of jitter, wander and interruptions to the reference signals, the generated clocks meet international standards.

Key Features

  • Meets requirements of GR-253 for SONET stratum 3 and SONET Minimum Clocks (SMC) Meets requirements of GR-1244 for stratum 3 Meets requirements of G.813 Option 1 and 2 for SDH Equipment Clocks (SEC) Generates clocks for ST-BUS, DS1, DS2, DS3, OC-3, E1, E2, E3, STM-1 and 19.44 MHz Holdover accuracy to 1x10 meets GR-1244 Stratum 3E and ITU-T G.812 requirements Continuously monitors Primary and Secondary refere.

ZL30402 Distributor