* MAX6457 MACROMODEL * ------------------------------ * Revision 0, 2/2009 * ------------------------------ * MAX6457 is a single voltage monitor for undervoltage or overvoltage detection. A logic-based Clear input either latches the output for overvoltage applications or allows the device to operate in transparent mode. * ------------------------------ *Note: ** Macro model is developed using the typical device parameters given in the data sheet with 4 to 28 volts power supply. Model does not take care of the device non-linearity with temperature variations. Model characteristics may not match actual device behavior at abnormal operating conditions. * Connections * 1 = OUT * 2 = GND * 3 = IN+ * 4 = CLEAR_ * 5 = Vcc **************** .subckt MAX6457 1 2 3 4 5 E_MAX6457_EL MAX6457_N12338446 2 VINT MAX6457_N123384781 -1E2 C_MAX6457_C3 MAX6457_N123203971 2 1n V_MAX6457_VL MAX6457_N123384781 2 4V C_MAX6457_C8 MAX6457_N10133239 2 2n V_MAX6457_Vt MAX6457_N101599771 2 1V G_MAX6457_Gst MAX6457_N10128589 2 5 2 -5E-7 D_MAX6457_D1 MAX6457_VH MAX6457_N101439791 diodemacro_ideal D_MAX6457_D13 MAX6457_N10152279 MAX6457_N10149027 diodemacro_ideal C_MAX6457_C7 MAX6457_N10162788 2 0.1u M_MAX6457_M14 MAX6457_N10152279 MAX6457_N12357144 2 2 NJNT L=1u W=2u D_MAX6457_D2 MAX6457_N10143963 MAX6457_VH diodemacro_ideal C_MAX6457_Cst 2 MAX6457_N10128589 1n E_MAX6457_E23 MAX6457_N12347324 2 VINT 2 0.5 D_MAX6457_D15 MAX6457_N10149017 MAX6457_N10152279 diodemacro_ideal M_MAX6457_M13 MAX6457_N10152279 MAX6457_N12361484 2 2 NJNT L=1u W=2u R_MAX6457_R8 MAX6457_N101416462 MAX6457_VH 1k R_MAX6457_R1 MAX6457_N101439791 MAX6457_N10143963 215Meg C_MAX6457_C5 MAX6457_N101276952 2 1n E_MAX6457_EH1 MAX6457_N12357144 2 3 VINT 1E2 V_MAX6457_Vth MAX6457_N10127978 2 1.228V D_MAX6457_CO3_D2 2 MAX6457_N123203971 diodemacro_mostideal G_MAX6457_CO3_G1 MAX6457_N123203971 2 MAX6457_N12345693 + MAX6457_N12347324 -1E6 D_MAX6457_CO3_D1 MAX6457_N123203971 VINT diodemacro_mostideal D_MAX6457_D16 1 MAX6457_N10149027 diodemacro_ideal D_MAX6457_Dst MAX6457_N10128589 MAX6457_N10128665 diodemacro_ideal V_MAX6457_Vch VDD 2 5V C_MAX6457_C2 MAX6457_N10143963 2 1n D_MAX6457_D17 MAX6457_N10149017 1 diodemacro_ideal E_MAX6457_E3 MAX6457_N10159728 3 MAX6457_N101592380 2 6 E_MAX6457_E22 MAX6457_N101416462 2 MAX6457_N101276952 2 1 R_MAX6457_R9 MAX6457_N101612692 MAX6457_N101592380 100 E_MAX6457_Est1 MAX6457_N10128665 2 5 2 1 G_MAX6457_G1 5 2 5 2 0.2368E-6 I_MAX6457_I1 MAX6457_N10149027 MAX6457_N10149017 DC 10mA D_MAX6457_CO2_D2 2 MAX6457_N10162788 diodemacro_mostideal G_MAX6457_CO2_G1 MAX6457_N10162788 2 4 MAX6457_N101599771 -1E6 D_MAX6457_CO2_D1 MAX6457_N10162788 VDD diodemacro_mostideal M_MAX6457_INV_STR1_M2 MAX6457_N12345693 MAX6457_N10143963 VINT VINT + PMOS L=1u W=4u M_MAX6457_INV_STR1_M1 MAX6457_N12345693 MAX6457_N10143963 2 2 NMOS L=1u + W=2u E_MAX6457_EH MAX6457_N12361484 2 VINT MAX6457_N123615161 1E2 E_MAX6457_E21 MAX6457_N101387762 2 MAX6457_VH 2 5 D_MAX6457_CO1_D2 2 MAX6457_N101276952 diodemacro_mostideal G_MAX6457_CO1_G1 MAX6457_N101276952 2 MAX6457_N10117165 + MAX6457_N10127978 -1E6 D_MAX6457_CO1_D1 MAX6457_N101276952 VINT diodemacro_mostideal R_MAX6457_R7 MAX6457_N101387762 MAX6457_N10133239 1 V_MAX6457_VH MAX6457_N123615161 2 28V I_MAX6457_Ib 3 2 DC 55nA C_MAX6457_C6 MAX6457_N101592380 2 0.1u D_MAX6457_D14 MAX6457_N10133239 VDD diodemacro_ideal M_MAX6457_M12 MAX6457_N10152279 MAX6457_N12338446 2 2 NJNT L=1u W=2u I_MAX6457_I3 5 2 DC 0.8158uA E_MAX6457_E2 MAX6457_N10117165 MAX6457_N10159728 MAX6457_N10133239 2 + 1.228E-3 C_MAX6457_C4 MAX6457_N12345693 2 1n C_MAX6457_C1 2 MAX6457_VH 1n I_MAX6457_I2 MAX6457_N10152279 2 DC 0.5uA E_MAX6457_E2P1 MAX6457_N101612692 2 POLY(2) MAX6457_N10133239 2 + MAX6457_N10162788 2 0 0 0 0 0.04 E_MAX6457_Est2 VINT 2 MAX6457_N10128589 2 1 M_MAX6457_M15 MAX6457_N10152279 MAX6457_N123203971 2 2 NMOS L=1u W=10u ****************** .model diodemacro_ideal d(n=0.001) .model diodemacro_mostideal d(IS=1E-12 N=0.000001 BV=35 IBV=1) .model NMOS nmos(VTO=0.5 KP=100E-6) .model NJNT nmos(VTO=0.5 KP=50E-2) .model PMOS pmos(VTO=-0.5 KP=50E-6) .ends MAX6457 ****************** * Copyright (c) 2003-2012 Maxim Integrated Products. All Rights Reserved.