As a clock IC, it uses the Bag package. The peak reflow temperature (Cel) amounts to NOT SPECIFIED to be essentially indestructible. PLL BASED CLOCK DRIVER logic circuits mainly utiliPLL BASED CLOCK DRIVERe this time clock generator.
SI51218-A05906-GM Features
SI51218-A05906-GM Applications
There are a lot of Silicon Labs SI51218-A05906-GM Clock Generators applications.