OPMODEL1.CIR - OPAMP MODEL SINGLE-POLE * VS 1 0 AC 1 PWL(0US 0V 0.01US 1V) XOP 1 0 3 OPAMP1 RL 3 0 1K * * OPAMP MACRO MODEL, SINGLE-POLE * connections: non-inverting input * | inverting input * | | output * | | | .SUBCKT OPAMP1 1 2 6 * INPUT IMPEDANCE RIN 1 2 10MEG * DC GAIN=100K AND POLE1=100HZ * UNITY GAIN = DCGAIN X POLE1 = 10MHZ EGAIN 3 0 1 2 100K RP1 3 4 1K CP1 4 0 1.5915UF * OUTPUT BUFFER AND RESISTANCE EBUFFER 5 0 4 0 1 ROUT 5 6 10 .ENDS * * ANALYSIS .AC DEC 5 1 100MEG *.TRAN 0.05US 2US .PLOT AC VM(3) .PROBE .END