Voltage controlled crystal oscillator (VCXO)
Silicon Laboratories

The Si550, Si552, Si554, Si571, Si595 and Si599 family of voltage-controlled oscillators (VCXOs) offers the industry's shortest lead times, highest reliability and unmatched performance, making them ideal for applications such as networking equipment, base stations, test and measurement equipment, storage area networks and broadcast video systems. Leveraging patented DSPLL® technology, the Si552 and Si554 are multi-rate voltage-controlled crystal oscillators supporting any combination of two or four frequencies, while the Si571 and Si599 are Any-Frequency I²C voltage-controlled programmable oscillators with a tuning resolution better than 80 parts per trillion.

Features

Wide range of operation: 10 MHz to 1.4 GHz
High frequency stability
Superior initial accuracy
Best-in-class control voltage linearity
Dual, quad and any-rate frequency configurations
Operates with 3.3 V, 2.5 V or 1.8 V supplies
Available CMOS, LVPECL,LVDS, and CML outputs
Industry-standard 5 x 7 mm package and pinout
Output enable active high/active low polarity versions available

Applications

SONET/SDH
xDSL
10 GbE LAN/WAN
Broadcast Video
Wireless communication
Test and measurement equipment
Industrial electronics
FPGA/ASIC/data converter reference clocking
Optical modules