ZL30402 Datasheet | Zarlink Semiconductor Inc

ZL30402 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, 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 reference clocks Provides “hit-less” reference switching pensates for Master Clock Oscillator accuracy Detects frequency of both reference clocks and synchronizes to any bination of 8 kHz, 1.544 MHz, 2.048 MHz...