In {TAIL ~ another embodiment}, {HEAD ~ internal regulation signals} are shared with other devices via TSVs 
In { TAIL ~ another embodiment } , { HEAD ~ internal regulation signals } are shared with other devices via TSVs
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH