*////////////////////////////////////////////////////////// *LMC660AM/AI/C CMOS Quad OP-AMP MACRO-MODEL *////////////////////////////////////////////////////////// * * connections: non-inverting input * | inverting input * | | positive power supply * | | | negative power supply * | | | | output * | | | | | * | | | | | .SUBCKT LMC660 1 2 99 50 41 * *Features: *Operates from single supply *Rail-to-rail output swing *Ultra low input current = 40fA *Slew rate = 1.1V/uS * *NOTE: Model is for single device only and simulated * supply current is 1/4 of total device current. * Noise is not modeled. * Asymmetrical gain is not modeled. * *****************INPUT STAGE************** * I1 99 4 20U M1 5 2 4 99 MOSFET R3 5 50 5.2696K M2 6 7 4 99 MOSFET R4 6 50 5.2696K *Fp2=7.5 MHz C4 5 6 2.0135P CI1 1 0 2P CI2 2 0 2P DP1 1 99 DA DP2 50 1 DX DP3 2 99 DX DP4 50 2 DB G0 98 9 6 5 23.721E-3 R0 98 9 1K *For accurate Ib , set GMIN<=1E-16 on .OPTIONS line. * ***********COMMON MODE EFFECT*********** * I2 99 50 305U *^Quiescent current EOS 7 1 POLY(1) 16 49 1E-3 1 *Offset voltage.........^ R8 99 49 100K R9 49 50 100K * ***************POLE STAGE*************** * *Fp=13.3 MHz G3 98 15 9 49 1E-3 R12 98 15 1K C5 98 15 11.967P * ************POLE/ZERO STAGE************* * *Fp=1 MHz, Fz= 2.6MHz G5 98 18 15 49 1E-3 R14 98 18 1K R15 98 19 625 C6 19 18 97.94P * *********COMMON-MODE ZERO STAGE********* * *Fpcm=20 KHz G4 98 16 POLY(2) 1 49 2 49 0 3.5397E-8 3.5397E-8 L2 98 17 7.958M R13 17 16 1K * **************OUTPUT STAGE************** * EH 99 98 99 49 1 G1 98 29 18 49 8.253E-6 R5 98 29 510.8MEG D1 8 99 DX V2 8 29 1.363 D2 50 10 DX V3 29 10 1.363 F6 99 50 VA7 1 *^Dynamic supply current F5 99 35 VA8 1 D3 36 35 DX VA7 99 36 0 D4 35 99 DX E1 99 37 99 49 1 VA8 37 38 0 G6 38 40 49 29 11.765E-3 R16 38 40 2.688K D5 30 99 DX V4 30 40 .77 D6 50 31 DX V5 40 31 .77 *Fp1=.5294 Hz C3 29 39 18.182P R6 39 40 1K R17 40 41 47 * ***************MODELS USED************** * .MODEL DA D(IS=5E-14) .MODEL DB D(IS=4E-14) .MODEL DX D(IS=1E-14) .MODEL MOSFET PMOS(VTO=-2.35 KP=1.801E-3) .ENDS *////////////////////////////////////////////////////////// *LMC6482 CMOS Dual OP-AMP MACRO-MODEL *////////////////////////////////////////////////////////// * * connections: non-inverting input * | inverting input * | | positive power supply * | | | negative power supply * | | | | output * | | | | | * | | | | | .SUBCKT LMC6482 1 2 99 50 40 * *Features: *Operates from single or dual supplies *Rail-to-rail input and output swing *Ultra low input current = 10fA *Slew rate = 1.2V/uS * *NOTE: Model is for single device only and simulated * supply current is 1/2 of total device current. * Noise is not modeled. * Asymmetrical gain is not modeled. * *****************INPUT STAGE************** * I1 99 4 17U M1 5 2 4 99 MOSFET R3 5 50 5.651K M2 6 7 4 99 MOSFET R4 6 50 5.651K *Fp2=5.9 MHz C4 5 6 2.3868P G0 98 9 6 5 4.4165E-2 R0 98 9 1K DP1 1 99 DA DP2 50 1 DB DP3 2 99 DB DP4 50 2 DA *For accurate Ib , set GMIN<=1E-16 on .OPTIONS line. * ***********COMMON MODE EFFECT*********** * I2 99 50 420.5U *^Quiescent current EOS 7 1 POLY(1) 16 49 .5E-3 1 *Offset voltage..........^ R8 99 49 40K R9 49 50 40K * ***************POLE STAGE*************** * *Fp=13.3 MHz G3 98 15 9 49 1E-3 R12 98 15 1K C5 98 15 11.967P * ************POLE/ZERO STAGE************* * *Fp=600 KHz, Fz= 1.4MHz G5 98 18 15 49 1E-3 R14 98 18 1K R15 98 19 750 C6 19 18 151.58P * *********COMMON-MODE ZERO STAGE********* * *Fpcm=20 KHz G4 98 16 POLY(2) 1 49 2 49 0 2.812E-8 2.812E-8 L2 98 17 7.958M R13 17 16 1K * **************SECOND STAGE************** * EH 99 98 99 49 1 G1 98 29 18 49 5.6667E-6 R5 98 29 100.37MEG V2 99 8 1.56 D1 29 8 DX D2 10 29 DX V3 10 50 1.56 * **************OUTPUT STAGE************** * F6 99 50 VA7 1 *^Dynamic supply current F5 99 35 VA8 1 D3 36 35 DX VA7 99 36 0 D4 35 99 DX E1 99 37 99 49 1 VA8 37 38 0 G6 38 40 49 29 16.667E-3 R16 38 40 2.3886K V4 30 40 .77 D5 30 99 DX V5 40 31 .77 D6 50 31 DX *Fp1=2.343 Hz C3 29 39 17P R6 39 40 1K * ***************MODELS USED************** * .MODEL DA D(IS=2E-14) .MODEL DB D(IS=1E-14) .MODEL DX D(IS=1E-14) .MODEL MOSFET PMOS(VTO=0 KP=1.842E-3) .ENDS