Have a great day,
There are P1022 different devices which have different maximal core frequency. So P1022 part number includes 2-symbol which show supported Core/CCB/DDR frequency (MHz)
EF=600/400/667
HF=800/400/667
LF=1067/533/667
MH=1200/480/800
Only the “MH” devices can operate at 1.05V. For the other P1022 devises 1.05V is absolute maximum ratings for the VDD and VDDC when functional operation is not guaranteed. So if you want to run “MH” devices at 1200 MHz you should apply 1.05V.
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