It is a part of the 303-CBGA package. This packaging has a Tray-shape, making it convenient to carry around. A reliable operation requires a temperature that is regulated to -55°C~125°C. It should work as long as you use a 3.135V~3.465VV power source. This number is part of the TSPC106 family. 15μA supplies are available at the moment.
TSPC106AVGU83CG Features
TSPC106AVGU83CG Applications
There are a lot of Microchip Technology TSPC106AVGU83CG Controllers Interface ICs applications.