This electronic part is conveniently packaged in 12-WFDFN, making it easy to ship abroad. This high-reliability packaging method uses advanced packaging methods Tape & Reel (TR). A switch device like this is mounted in Surface Mount. Try searching for PI5A3158 variants of the analog switch ic. Suppliers are offering a 12-TDFN (3x1) package.
PI5A3158ZAEX Features
PI5A3158ZAEX Applications
There are a lot of Diodes Incorporated PI5A3158ZAEX Analog Switches & Multiplexers ICs applications.