SI599

Si598/Si599 1 0 – 8 1 0 M H Z I 2C P ROGRAMMABLE X O / V C X O Features  I2C programmable output frequencies from 10 to 810 MHz  0.5 ps RMS phase jitter  Superior power supply rejection: 0.3–0.4 ps additive jitter  Available LVPECL, CMOS, LVDS, and CML outputs  1.8, 2.5, or 3.3 V supply  Pin- and register-compatible with Si570/571  Programmable with 28 parts per trillion frequency resolution  Integrated crystal provides stability and low phase noise  Frequency changes up to ±3500 ppm are glitchless  –40 to 85 °C operation  Industry-standard 5x7 mm package Applications  SONET / SDH / xDSL  Ethernet / Fibre Channel  3G SDI / HD SDI  Multi-rate PLLs  Multi-rate reference clocks Description  Frequency margining  Digital PLLs  CPU / FPGA FIFO control  Adaptive synchronization  Agile RF local oscillators The Si598 XO/Si599 VCXO utilizes Silicon Laboratories' advanced DSPLL® circuitry to provide a low-jitter clock...