As a clock IC, it is packaged by the Tape & Reel (TR) method. The uPs/uCs/Peripheral IC clock generator incoporates is CLOCK GENERATOR, PROCESSOR SPECIFIC.
SI5351A-B05863-GMR Features
SI5351A-B05863-GMR Applications
There are a lot of Silicon Labs SI5351A-B05863-GMR Clock Generators applications.
Signal modulation and demodulation
Navigation, positioning and surveillance system for aircraft, ships and ships