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lib/sub/UniversalOpAmp3b.lib

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+* Copyright (c) 1998-2021 Analog Devices, Inc.  All rights reserved.
+*
+.subckt level3b 1 2 3 4 5
+S1 5 3 N002 5 Q
+S2 4 5 5 N002 Q
+A1 2 1 0 0 0 0 N004 0 OTA G={Avol/Rout} ref={Vos} Iout={slew*Cout} Cout={Cout} en={en} enk={enk} in={in} ink={ink} Vhigh=1e308 Vlow=-1e308
+C3 5 4 1p
+C4 3 5 1p
+R3 3 2 {2*Rin} noiseless
+R4 3 1 {2*Rin} noiseless
+R5 1 4 {2*Rin} noiseless
+R6 2 4 {2*Rin} noiseless
+G2 0 N004 4 N004 table(0 0 10 {2*slew*Cout})
+G3 N004 0 N004 3 table(0 0 10 {2*slew*Cout})
+R9 3 N004 {2*Rout} noiseless
+R10 N004 4 {2*Rout} noiseless
+G5 0 N005 N004 0 {2/Rz}
+C2 N005 0 {.768*Cd}
+L1 N005 N006 41.2u
+R12 N005 0 {Rz} Noiseless
+R13 N002 0 {Rz} Noiseless
+L2 N006 N007 23.8u
+L3 N007 N002 11.04u
+C5 N006 0 {.294*Cd}
+C6 N007 0 {.178*Cd}
+C7 N002 0 {.0375*Cd}
+.param Rout=100Meg
+.param Cout={Avol/GBW/2/pi/Rout}
+.param delay= (90-MIN(phimargin,89))/360/GBW
+.param Rz=sqrt (100u/Cd)
+.param Cd=delay*delay/100u
+.model Q SW(Ron=10 Roff=10Meg Vt=0 Vh=-.1 Vser={Rail} ilimit={Ilimit} noiseless)
+.param Avol=1Meg GBW=10Meg Slew=10Meg rail=0 Vos=0 ilimit=25m
+.param en=0 enk=0 in=0 ink=0 phimargin=45 Rin=500Meg
+.ends level3b