以GND为参考# U* d K. F U5 b4 L6 k
Using hspice and do the bellow :7 t, y E% z; \: a5 |: D& }& k9 s, r
input offsetcurrent : mont calo analysis : I' \ t8 b( m, finput bias curretn : mont calo and dc sweep7 Y& Z. y, g5 A2 P
input equeivalent noise voltage : noise analysis: X! C4 Y3 ~+ M c* y2 T8 y
slew rate : transient analysis under a step unit input