Document
Si552
REVISION D
DUAL FREQUENCY VOLTAGE-CONTROLLED CRYSTAL OSCILLATOR (VCXO) 10 MHZ TO 1.4 GHZ
Features
Available with any-rate output
Internal fixed crystal frequency
frequencies from 10–945 MHz and
ensures high reliability and low
selected frequencies to 1.4 GHz
aging
Two selectable output frequencies Available CMOS, LVPECL,
3rd generation DSPLL® with superior LVDS, and CML outputs
jitter performance
3.3, 2.5, and 1.8 V supply options
3x better frequency stability than
Industry-standard 5 x 7 mm
SAW-based oscillators
package and pinout
Pb-free/RoHS-compliant
Applications
SONET/SDH xDSL 10 GbE LAN/WAN
Description
Low-jitter clock generation Optical modules Clock and data recovery
The Si552 dual-frequency VCXO utilizes Silicon Laboratories’ advanced DSPLL® circuitry to provide a very low jitter clock for all output frequencies. The Si552 is available with any-rate output frequency from 10 to 945 MHz a.