It is packaged using the Tray method since it is a clock IC. In the reflowing process, this clock generator ic is able to maintain a maximum temperature of 260. RF synthesizer is comprised of CLOCK GENERATOR, PROCESSOR SPECIFIC uPs, uCs, and peripheral ICs.
SI5335B-B09574-GM Features
SI5335B-B09574-GM Applications
There are a lot of Silicon Labs SI5335B-B09574-GM Clock Generators applications.