SVT和ULVTcell比较

面积:一致;
功耗:泄露功耗SVT > ULVT
(阈值电压与衬底掺杂浓度有关)
BUFFD8BWP7D5T16P96CPDLVT
area:0.55296
leakage_power:65.086850 VDD
leakage_power:0.004163 VPP

BUFFD8BWP7D5T16P96CPDULVT
area:0.55296
leakage_power:466.571500 VDD
leakage_power:0.003463 VPP

时序方面:
SVT cell 在worst和best corner的差异较大
原因:SVT在late和early下的aocv值差异很大

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