ZL30407 Datasheet | Zarlink Semiconductor Inc

ZL30407 SONET/SDH Network Element PLL Data Sheet 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, E3, STM-1 and 19.44 MHz Holdover accuracy of 4x10 -12 meets GR-1244 Stratum 3E and ITU-T G.812 requirements Continuously monitors both references for frequency accuracy exceeding ±12 ppm Provides “hit-less” reference switching pensates for Master Clock Oscillator accuracy Automatically detects frequency of both reference clocks and synchronizes to any bination...