ZL30101

ZL30101 T1/E1 Stratum 3 System Synchronizer Data Sheet Features April 2010 Supports Telcordia GR-1244-CORE Stratum 3 Supports G.823 and G.824 for 2048 kbit/s and 1544 kbit/s interfaces Supports ANSI T1.403 and ETSI ETS 300 011 for ISDN primary rate interfaces Simple hardware control interface Accepts two input references and synchronizes to any combination of 8 kHz, 1.544 MHz, 2.048 MHz, 8.192 MHz or 16.384 MHz inputs Provides a range of clock outputs: 1.544 MHz, 2.048 MHz, 16.384 MHz and either 4.096 MHz & 8.192 MHz or 32.768 MHz & 65.536 MHz Hitless reference switching between any combination of valid input reference frequencies Provides 5 styles of 8 kHz framing pulses Holdover frequency accuracy of 1 x 10-8 Lock, Holdover and Out of Range indication Selectable loop filter bandwidth of 1.8 Hz or 922 Hz Less than 0.6 nspp jitter on all output clocks Ordering Information ZL30101QDG1 64 Pin TQFP* Trays, Bake & Drypack *Pb Free Matte Tin -40°C to +85°C External master clock source: clock oscillator or crystal Applications Synchronization and timing control for multi-trunk DS1/E1 systems such as DSLAMs, gateways and PBXs Clock and frame pulse source for ST-BUS, GCI and other time division multiplex (TDM) buses REF0 REF1 OSCi OSCo TIE_CLR BW_SEL LOCK OUT_SEL Master Clock MUX TIE Corrector Circuit Virtual Reference DPLL E1 Synthesizer REF_FAIL0 REF_FAIL1 Reference Monitor TIE Corrector Enable REF_SEL RST State Machine Mode Control ...