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ZL30109 Datasheet(PDF) 1 Page - Zarlink Semiconductor Inc |
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ZL30109 Datasheet(HTML) 1 Page - Zarlink Semiconductor Inc |
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1 / 36 page  1 Zarlink Semiconductor Inc. Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc. Copyright 2004, Zarlink Semiconductor Inc. All Rights Reserved. Features • Supports Telcordia GR-1244-CORE Stratum 4 and Stratum 4E • Supports ITU-T 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 2 kHz, 8 kHz, 1.544 MHz, 2.048 MHz, 8.192 MHz, 16.384 MHz or 19.44 MHz inputs • Provides a range of clock outputs: 1.544 MHz, 2.048 MHz, 16.384 MHz, 19.44 MHz and either 4.096 MHz and 8.192 MHz or 32.768 MHz and 65.536 MHz • Provides 5 styles of 8 kHz framing pulses and a 2 kHz multi-frame pulse • Holdover frequency accuracy of 1.5 x 10-7 • Lock, Holdover and selectable Out of Range indication • Selectable loop filter bandwidth of 1.8 Hz or 922 Hz • Less than 24 psrms intrinsic jitter on the 19.44 MHz output clock, compliant with OC-3 and STM-1 jitter specifications • Less than 0.6 nspp intrinsic jitter on all output clocks • External master clock source: clock oscillator or crystal Applications • Synchronization and timing control for DSLAM, Gateway and PBX systems that require Stratum 4/4E timing • Line Card synchronization for SDH/PDH applications • Clock and frame pulse source for ST-BUS, GCI and other time division multiplex (TDM) buses October 2004 ZL30109 DS1/E1 System Synchronizer with 19.44 MHz Output Data Sheet Figure 1 - Functional Block Diagram Reference Monitor Mode Control Virtual Reference IEEE 1149.1a Feedback TIE Corrector Enable State Machine Frequency Select MUX TIE Corrector Circuit MODE_SEL1:0 TCK REF1 RST REF_SEL TIE_CLR OSCo OSCi Master Clock TDO REF0 TDI TMS TRST HOLDOVER BW_SEL HMS LOCK REF_FAIL0 REF_FAIL1 DPLL OUT_SEL MUX OOR_SEL C2o E1 Synthesizer DS1 Synthesizer SONET/SDH Synthesizer C4/C65o C8/C32o C16o F4/F65o F8/F32o C1.5o C19o F2ko F16o Ordering Information ZL30109QDG 64 pin TQFP -40 °C to +85°C |
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