Si569 Datasheet (Silicon Laboratories)

Si569, Crystal Oscillator

Ultra Series™ Crystal Oscillator (VCXO) Si569 Data Sheet Ultra Low Jitter I2C Programmable VCXO (100 fs), 0.2 to 3000 MHz The Si569 Ultra Series™ voltage-controlled crystal oscillator utilizes Silicon Laboratories’ advanced 4th generation DSPLL® technology to provide an ultra-low jitter, low phase noise clock at any output frequency.

The device is user-programmed via simple I2C commands to provide any frequency from 0.2 to 3000 MHz with <1 ppb resolution and maintains exceptionally low jitter

Si569 Features

* I2C programmable to any frequency from 0.2 to 3000 MHz with < 1 ppb resolution

* Ultra low jitter: 100 fs RMS Typ (12 kHz

* 20 MHz)

* Configure up to 2 pin-selectable startup frequencies

* I2C interface supports 100 kbps, 400 kbps, and 1 Mbps (Fast Mode Plus