* MAX4390 MACROMODEL * ------------------------------ * Revision 0, 8/2003 * ------------------------------ * The MAX4390 family of op amps are unity gain stable devices that combine high * speed performance and rail to rail outputs These devices operate from single * +4.5v to +11v supply or +/-2.25v to +/-5.5v dual supply and feature ground * sensing inputs. * ------------------------------ * Connections * 1 = OUT * 2 = VEE * 3 = IN+ * 4 = IN- * 5 = NC * 6 = VCC ***************************** .SUBCKT MAX4390 1 2 3 4 6 XHFAMP1 6 2 3 4 1 HFAMP .ENDS ***************************** ***************************** .SUBCKT HFAMP 10 18 17 16 75 * 10 = VCC * 18 = VEE * 17 = IN+ * 16 = IN- * 75 = OUT ***************** VS1 10 11 0V IBIAS 11 12 5.515M DBIAS 18 12 DA QI1 13 15 91 QP1 *INPUT BIAS CURRENT AND OFFSET QI2 14 16 92 QP2 RE1 12 91 176.2 RE2 12 92 176.2 DIN1 15 10 DB DIN2 18 15 DB DIN3 16 10 DB DIN4 18 16 DB CIN1 15 18 1P CIN2 16 18 1P VOS 17 32 5M *INPUT OFFSET VOLTAGE ERR1 32 15 111 20 1 *DC PSRR AND CMRR RC1 13 18 187.3 RC2 14 18 187.3 C1 13 19 1.0P RZ 19 14 450 FSUP 18 10 VS1 1 *TO COMPENSATE SUPPLY CURRENT ***************** GP 20 101 14 13 2.5M *TO SIMULATE 0.1dB GAIN FLATNESS RP 101 20 400 CP 101 102 2.66P RZ1 102 20 2.2K ***************** *GAIN STAGE *80dB GAIN GA 21 20 101 20 18.22M RO1 21 20 548.8 GB 22 20 21 20 1 RO2 22 20 1K EF 23 20 22 20 1 CC 23 21 31.49P *DOMINANT POLE AT 8.5KHZ EG 20 18 10 18 0.5 GCP 22 20 110 20 10 *CMRR AND PSRR AC RESPONSE ***** DVL1 22 33 DA *VOLTAGE LIMITING VMIN1 59 33 0.115 DVL2 34 22 DA VMIN2 34 60 0.05 ELIM2 59 61 10 18 0.5 ELIM1 63 60 10 18 0.5 ECOMP2 62 20 65 66 1 ECOMP1 64 20 65 66 1 HCOMP2 62 61 VIS3 25 HCOMP1 64 63 VIS3 13.5 ***************** EOUT 65 20 22 20 1 *VOLTAGE FOLLOWER ROUT1 65 66 8 *OPEN LOOP OUTPUT RESISTANCE VIS3 66 67 0V ***************** *CURRENT LIMIT DSC1 67 68 DA DSC2 69 67 DA DSC3 69 70 DA DSC4 70 68 DA ISC1 68 69 100MA *LIMITING CURRENT T0 100MA RSC 68 69 1MEG ***************** *AC OUTPUT IMPEDENCE ROUT2 70 75 0.1M RLOAD 75 20 10MEG ***************** *SUPPLY CURRENT *BIAS CURRENT DSUP 18 10 DB ISUP 10 18 6MA *BIAS CURRENT *LOAD CURRENT FSUP1 20 77 VIS3 1 CSUP 77 20 1P DSUP1 20 77 DB DSUP2 77 78 DB VIS4 78 20 0V FSUP2 10 18 VIS4 1 ***************** *PSRR DC AND AC ESUP1 79 20 10 18 1 CPSRR 79 80 80P RPSRR 80 20 80 GPSRR1 20 110 80 20 0.05 *AC GPSRR2 20 111 79 20 316U *DC RRR1 111 20 1 RRR 110 20 1 ***************** *CMRR DC AND AC ECM1 20 81 18 12 1 CCM 81 82 20P RCM 82 20 5.0 ECM 31 20 82 20 1 RCM1 31 30 20 CCM1 30 20 1200P GCM1 20 110 30 20 0.6 *AC GCM2 20 111 81 20 240U *DC -70dB ***************** *MAX COMMON MODE INPUT VCC-2.3V DIL 12 83 DA RIL 83 84 62.5 VIL 85 84 2.154V EIL 85 18 10 18 1 ***************** *MINIMUM SUPPLY VOLTAGE SET AT 4.5 OR +/-2.25 DVL3 18 12 DA DVL4 12 86 DA FVL 86 18 VIS5 1 VVL 87 18 4.5V VIS5 87 88 0V DVL5 88 89 DA RVL 89 90 300 EVL1 90 18 10 18 1 ********************************************************** .MODEL QP1 PNP(IS=16E-15 BF=550) .MODEL QP2 PNP(IS=16E-15 BF=500) .MODEL DA D(N=0.1M) .MODEL DB D(IS=100E-14) ********************************************************** .ENDS