* MAX9911 MACROMODEL * ---------------------------- * Revision 0. 11/2005 * ---------------------------- * The MAX9911 ultra low supply current opamps operate from a single * +1.8 to +5.5V supply and feature 200kHz GBW, Rail-to-Rail output * and a low power shutdown mode. * ---------------------------- * Connections * 1 = IN+ * 2 = VSS * 3 = IN- * 4 = OUT * 5 = SD\ * 6 = VDD *----------------------------- ********************************** .SUBCKT MAX9911 1 2 3 4 5 6 XAMP9911 1 2 3 4 5 6 MAX9911_S .ENDS ********************************** ********************************** .SUBCKT MAX9911_S 17 18 15 42 31 10 ********************************** * 10 = VCC * 18 = VEE * 17 = IN+ * 15 = IN- * 31 = SD\ * 42 = OUT ************** *INPUT STAGE VS1 10 11 0V FSUP 18 10 VS1 1 GBIAS 11 12 33 32 1.27U *IBIAS 11 12 1.27U M1 13 16 12 12 MOSP M2 14 15 12 12 MOSP VOS 17 A16 0.2M ECMPSRR A16 16 RA 100 1 RD1 13 18 54.75K RD2 14 18 54.75K C1 13 14 3.93P ************** *INPUT BIAS CURRENT IBIAS1 12 16 1P IBIAS2 12 15 1P ************************************************** *GAIN STAGE GA1 100 A1 14 13 10U RP1 A1 100 100K CP1 A1 100 0.5P ******** GA 25 100 A1 100 1M RO1 25 100 3.163K GB 26 100 25 100 1 RO2 26 100 100K EF 27 100 26 100 1 RLF 27 100 1MEG CC 25 27 695.5P *************** *VOLTAGE LIMITING DP1 26 151 DY EP1 151 153 10 18 0.5 EP3 153 155 27 199 1 HCOMP1 100 155 VIS2 111.11 DP2 152 26 DY EP2 154 152 10 18 0.5 EP4 156 154 199 26 1 HCOMP2 100 156 VIS2 111.11 ************************************************** *CMRR (CMRR DC RESPONSE) RA1 RA 100 1 GCM RA 100 18 12 100U ************************************************** *PSRR (PSRR DC RESPONSE) GPS 100 RA 10 18 -67.8U ************************************************** **************** *CURRENT LIMITING RO3 27 199 162 D1 30 199 DY D2 199 28 DY D3 29 28 DY D4 30 29 DY GLIM1 28 30 33 32 15M RILIM 28 30 0.1G ************************************************** VIS2 29 42 0V ************************************************** *INTERNAL GND AT VDD/2 EG1 100 18 10 18 0.5 ************************************************** *SUPPLY CURRENT MODEL *BIAS CURRENT ISUP 10 18 1.21N GSUP2 10 18 33 32 4U *************** *LOAD CURRENT DSUP 18 10 DX HSUP 60 100 VIS2 100 DSUP1 60 61 DY RSUP1 61 100 1MEG GSUP 10 18 61 100 10M *************** *MAXIMUM INPUT COMMON MODE VOLTAGE LIMIT DIL 12 80 DZ RIL 80 82 100 VIL 82 81 0.8V EIL 81 18 10 18 1 ************** *MINIMUM SUPPLY VOLTAGE LIMIT VVL 85 18 1.8V VIS4 85 86 0V RVL 86 87 30K DVL3 87 88 DY EVL 88 18 10 18 1 DVL4 18 12 DY DVL5 12 84 DY FVL 84 18 VIS4 4 ************** *SHUTDOWN RSHIN 31 100 5MEG VSH2 34 18 2.0V GSH1 100 32 poly(2) 34 31 32 100 0 1M 1.2M ****** DSH1 100 32 DY DSH2 32 33 DY CSH1 32 100 100P VSH1 33 100 1V ************************************************** .MODEL DA D(IS=100E-14 RS=0.5k) .MODEL MOSP PMOS(VTO=-0.7 KP=261.5U) .MODEL DX D(IS=100E-14) .MODEL DZ D(N=10M) .MODEL DY D(IS=100E-14 N=0.1M) ************************************************** .ENDS * Copyright (c) 2003-2012 Maxim Integrated Products. All Rights Reserved.