before the write is made on the flash...there is an erase....the erase takes a higher v than the read...1.8 on the read is no problem...however, to over come the high v on the erase/write they implement a system of charge pumps that increase the v just at the moment needed...it save on power consumption.

MOS power savings is not related to the power it self.

However, as a new introduction of teachings in concept for the technology of e.Digital..their technology offerings are not as yet a prevalent force within their established discipline....Care should be exercised in research for investment purposes.

doni