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如何去仿真一个反相器去得到它的等效电阻电容。' h4 u3 L$ [/ ~! W- W: X
现在由于论文需要,且只需要得到反相器的等效电阻电容的模型参数。不需要提供小信号模型那样精确的模型。我能不能这样仿真。0 v2 o1 S, C8 V
对于45nm反相器其网表为
! u) n# q: B, [' ]6 D uInverter Circuit. B1 N9 r. {' O# V
.OPTIONS LIST NODE POST
1 h4 u7 w& k6 W, E/ Qvdd vdd 0 0.6v
+ J% W/ i n, L% X* XM1 OUT IN Vdd Vdd PCH L=65n W=130n# a* n: p1 t7 ^/ |5 |- G# P
M2 OUT IN 0 0 NCH L=65n W=65n
3 f% J0 W8 w% s ?; xVIN IN 0 0 PULSE 0 0.6 0.01N 0.01N 0.01N 0.0334N 0.1n
% H! c7 b, H4 m0 v' R7 a*VIN IN 0 PWL(0,0,0.01n,0.6v,0.0434,0.6v,0.0534n,0,0.0.0868n,0). a! ^/ p4 Q. ]5 W9 z+ L
CLOAD OUT 0 cpar4 I M" O1 g) I
.param cpar=0.05f 8 M4 G6 E- U. g; N* F; K: D
.MODEL PCH PMOS LEVEL=1! {2 t2 A; g, {1 o3 @2 s |
.MODEL NCH NMOS LEVEL=1, ]: W; O% a+ U
.TRAN 0.01n 0.1N sweep cpar 0.01f 0.1f 0.03f* {5 x7 r* b/ S9 i/ F- {
.PRINT TRAN V(IN) V(OUT)
3 v1 @( M9 G0 Z1 t- Q.END/ S, f, G4 V5 r, Q4 r( s. l
请问能否根据这样得到的输入输出信号波形来得到等效电阻电容。 |
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