SM3E

SM3E ULTRA MINIATURE STRATUM 3E MODULE 2111 Comprehensive Drive Aurora, Illinois 60505 Phone: 630- 851- 4722 Fax: 630- 851- 5040 www.conwin.com Application The SM3E Timing Module is a complete system clock module for Stratum 3E timing applications and conforms to GR-1244-CORE (Issue 2), GR-253-CORE (Issue 3) and ITU-T G.812 (Option 3). Applications include shared port adapters, data digital cross connects, ADM's, DSLAM's, multiservice platforms, switches and routers in TDM, SDH and SONET environments. The SM3E Timing Module guarantees full Stratum 3E compliance with a minimum of effort and cost in the smallest complete package available. Features z Small Package Size, 2.05 x 1.25 x 0.75 inches Eight Auto Select Input References, 8 kHz - 77.76 MHz Phase Buildout Hitless Reference Switching Better than 1ppb initial Hold Over offset Frequency Qualification and Loss of Reference detection for each input Master/Slave Operation with Phase Adjustment Manual/Autonomous Operation Bi-Directional SPI Port Control and Status Reporting Three CMOS Frequency Outputs - Output1 from 1.544 - 77.76MHz, M/ S_Out@8KHz, BITS @2.048 MHz or 1.544 MHz 3.3V operation z z z z z z z www.DataSheet4U.com z z Bulletin Page Revision Date Issued By TM054 1 of 36 02 07 Nov 08 ENG z General Description The SM3E timing module provides a clock output that meets or exceeds Stratum 3E specifications given in GR-1244-CORE (Issue 2), GR-253-CORE (Issue 3) and ITU-T G.812 (option 3). The SM3E features ...