Tiger LCD handhelds gen. 1 (eg. Lucky Luke), I believe are on SMOS SMC1xxx, should be possible to dump(decap)/emulate
Tiger LCD handhelds gen. 2 are the ones in MAME, Sharp SM51x
newer ones, I don't know if they can be dumped, won't know until you try, but it doesn't seem like SM51x:
Res Evil 2:

Crash: