IFIXIT Samsung Galaxy S7 Teardown Chipworks Samsung Galaxy S7 Edge TeardownTouch Screen ControllerOur expectation that Samsung adopts their own touch screen controller (TSC) in their own phone was confirmed. The part number is S6SA552X. Chipworks first saw Samsung’s S6SMC41X TSC in a Chinese brand Doov L5Pro phone a few weeks ago. It is now our second time seeing Samsung’s TSC, but the