請參考paper 4 c/ o L7 z$ S* X: Z# N"Design Considerations of Recent Advanced Low-Voltage Low-Temperature-Coefficient CMOS Bandgap Voltage Reference" Philip K. T. Mok and Ka Nang Leung IEEE; l( n% h7 V" i5 M
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“A Sub-1-V 15-ppdC CMOS Bandgap Voltage Reference without Requiring Low Threshold Voltage Device,” K.N. L&g and P.K.T. Mok, IEEE