There is a case available for the cut smart buffer in 16-VFQFN Exposed Pad. There is a Tube package attached to it. Consequently, it will be mounted by Surface Mount. This object belongs to the ICS8532-31 family.
8532AKI-31LF Features
8532AKI-31LF Applications
There are a lot of Renesas Electronics America Inc. 8532AKI-31LF Clock Buffers & Drivers applications.