A clock integrated circuit is packaged in a Tray-shaped package because it is for use as a clock. Frequency generator can maintain a maximum temperature of 260 under reflowing conditions. The uPs/uCs/Peripheral IC clock generator incoporates is CLOCK GENERATOR, PROCESSOR SPECIFIC.
SI5335D-B09454-GM Features
SI5335D-B09454-GM Applications
There are a lot of Silicon Labs SI5335D-B09454-GM Clock Generators applications.