SI5326

Si5326 ANY-FREQUENCY PRECISION CLOCK MULTIPLIER/JITTER ATTENUATOR Features  Generates any frequency from 2 kHz  Dual clock outputs with selectable to 945 MHz and select frequencies to signal format 1.4 GHz from an input frequency of  Support for ITU G.709 and custom 2 kHz to 710 MHz FEC ratios (255/238, 255/237,  Ultra-low jitter clock outputs with jitter 255/236) generation as low as 0.3 ps rms  LOL, LOS, FOS alarm outputs (50 kHz–80 MHz)  Digitally-controlled output phase  Integrated loop filter with selectable adjustment loop bandwidth (60 Hz to 8.4 kHz)  I2C or SPI programmable  Meets OC-192 GR-253-CORE jitter  On-chip voltage regulator for specifications 1.8 ±5%, 2.5 ±10%, or 3.3 V ±10%  Dual clock inputs with manual or operation automatically controlled hitless  Small size: 6 x 6 mm 36-lead QFN switching (LVPECL, LVDS, CML,  Pb-free, ROHS compliant CMOS) Applications  SONET/SDH OC-48/OC-192/STM-  Optical modules 16/STM-64 line cards  Wireless basestations  ITU G.709 and custom FEC line  Data converter clocking cards  xDSL  GbE/10GbE, 1/2/4/8/10G Fibre  PDH clock synthesis Channel line cards  Test and measurement  GbE/10GbE Synchronous Ethernet  Broadcast video Description The Si5326 is a jitter-attenuating precision clock multiplier for applications requiring sub 1 ps jitter performance. The Si5326 accepts two input clocks ranging from 2 kHz to 710 MHz and generates two output clocks ranging from 2 kHz to 945 MH...