It is packaged using the Tray method since it is a clock IC. This clock generator will sustain a maximum temperature of 260 when reflown. The uPs/uCs/Peripheral IC clock generator incoporates is CLOCK GENERATOR, PROCESSOR SPECIFIC.
SI5395B-A10281-GM Features
SI5395B-A10281-GM Applications
There are a lot of Silicon Labs SI5395B-A10281-GM Clock Generators applications.