* MAX4493 FAMILY MACROMODELS * ------------------------- * Rev. 0, 6/2001 * ------------------------- * FEATURES: * 3MHz Gain-Bandwidth Product * Rail-to-Rail Outputs * Unity-Gain Stable * MAX4493 - Available in 5-Pin SC70 or SOT23 * MAX4494 - Available in 8-Pin SOT23, uMAX, or SO * MAX4495 - Available in 14-Pin TSSOP or SO * * PART NUMBER DESCRIPTION * ___________ ________________________ * MAX4493 Single, Low Power, General Purpose, Rail-to-Rail Op Amp * MAX4494 Dual, Low Power, General Purpose, Rail-to-Rail Op Amp * MAX4495 Quad, Low Power, General Purpose, Rail-to-Rail Op Amp * * * ////////////// MAX4493 MACROMODEL ////////////////// * * ====> REFER TO MAX4493 DATA SHEET <==== * * connections: non-inverting input * | inverting input * | | positive power-supply * | | | negative power-supply * | | | | output * | | | | | * 1 2 99 50 97 * * .SUBCKT MAX4493 1 2 99 50 97 ****************INPUT STAGE********************** I1 99 4 .5e-3 IBIASE 1 2 .3U *** To measure output swing into 100K load, comment out IBIASE M1 5 2 4 99 MOSFET R3 5 50 2828 M2 6 7 4 99 MOSFET R4 6 50 2828 CI1 1 0 .2P CI2 2 0 .2P *DP1 1 99 DA *DP2 50 1 DA *DP3 2 99 DB *DP4 50 2 DB ************************ ************ GAIN, 1ST POLE, SLEW STAGE************ EH 99 98 99 50 0.5 G0 98 9 5 6 1.3e-3 VB 9 10 0V R0 98 9 318Meg C3 10 98 1.67e-10 *** *********** D107 10 99 Dp D103 10 100 Dp D104 100 99 Dp F100 100 99 POLY(1) VB -.5MA 1 *** D108 50 10 Dp D105 101 10 Dp D106 50 101 Dp F2 50 101 POLY(1) VB -.5MA -1 *** *********** D1 9 111 Dp D2 112 9 Dp V11 99 111 23mV V12 112 50 27mV ************ I2 99 50 150U VOS 7 1 0v * Add non-zero offset voltage - will impact output swing spec. and Open loop gain though *********COMMON-MODE ZERO STAGE******** ******* POLE STAGE ********** G3 98 15 10 98 1E-3 R12 98 15 1E3 *************************** *********** change for second pole C5 98 15 1p * was 8pf * *************OUTPUT STAGE**************** F6 99 50 VA7 1 F5 99 38 VA8 1 D9 40 38 DX D10 38 99 DX VA7 99 40 0 G12 98 32 15 98 1E-6 * ^ INSERT NODE FROM LAST STAGE HERE R15 98 32 1E6 D3 32 36 DX D4 37 32 DX V5 97 37 .55V V4 36 97 .55V *** V5,V4 SET ISC R16 34 97 45 *was 10 E1 99 33 99 32 1 VA8 33 34 0V ****************************************** .MODEL DA D(IS=100E-14 RS=.5K) .MODEL DB D(IS=100E-14 RS=.5K) .MODEL DX D(IS=100E-14) .MODEL Dp D(N=0.05) .MODEL MOSFET PMOS(VTO=0 KP=1.8E-3) *VTO ESTABLISHES INPUT VOLT. RANGE , was -1.7 * .ends * * * * * ////////////// MAX4494 MACROMODEL ////////////////// * * ====> REFER TO MAX4493 DATA SHEET <==== * * connections: non-inverting input * | inverting input * | | positive power-supply * | | | negative power-supply * | | | | output * | | | | | * 1 2 99 50 97 * * .SUBCKT MAX4494 1 2 99 50 97 ****************INPUT STAGE********************** I1 99 4 .5e-3 IBIASE 1 2 .3U *** To measure output swing into 100K load, comment out IBIASE M1 5 2 4 99 MOSFET R3 5 50 2828 M2 6 7 4 99 MOSFET R4 6 50 2828 CI1 1 0 .2P CI2 2 0 .2P *DP1 1 99 DA *DP2 50 1 DA *DP3 2 99 DB *DP4 50 2 DB ************************ ************ GAIN, 1ST POLE, SLEW STAGE************ EH 99 98 99 50 0.5 G0 98 9 5 6 1.3e-3 VB 9 10 0V R0 98 9 318Meg C3 10 98 1.67e-10 *** *********** D107 10 99 Dp D103 10 100 Dp D104 100 99 Dp F100 100 99 POLY(1) VB -.5MA 1 *** D108 50 10 Dp D105 101 10 Dp D106 50 101 Dp F2 50 101 POLY(1) VB -.5MA -1 *** *********** D1 9 111 Dp D2 112 9 Dp V11 99 111 23mV V12 112 50 27mV ************ I2 99 50 150U VOS 7 1 0v * Add non-zero offset voltage - will impact output swing spec. and Open loop gain though *********COMMON-MODE ZERO STAGE******** ******* POLE STAGE ********** G3 98 15 10 98 1E-3 R12 98 15 1E3 *************************** *********** change for second pole C5 98 15 1p * was 8pf * *************OUTPUT STAGE**************** F6 99 50 VA7 1 F5 99 38 VA8 1 D9 40 38 DX D10 38 99 DX VA7 99 40 0 G12 98 32 15 98 1E-6 * ^ INSERT NODE FROM LAST STAGE HERE R15 98 32 1E6 D3 32 36 DX D4 37 32 DX V5 97 37 .55V V4 36 97 .55V *** V5,V4 SET ISC R16 34 97 45 *was 10 E1 99 33 99 32 1 VA8 33 34 0V ****************************************** .MODEL DA D(IS=100E-14 RS=.5K) .MODEL DB D(IS=100E-14 RS=.5K) .MODEL DX D(IS=100E-14) .MODEL Dp D(N=0.05) .MODEL MOSFET PMOS(VTO=0 KP=1.8E-3) *VTO ESTABLISHES INPUT VOLT. RANGE , was -1.7 * .ends * * * * * ////////////// MAX4495 MACROMODEL ////////////////// * * ====> REFER TO MAX4493 DATA SHEET <==== * * connections: non-inverting input * | inverting input * | | positive power-supply * | | | negative power-supply * | | | | output * | | | | | * 1 2 99 50 97 * * .SUBCKT MAX4495 1 2 99 50 97 ****************INPUT STAGE********************** I1 99 4 .5e-3 IBIASE 1 2 .3U *** To measure output swing into 100K load, comment out IBIASE M1 5 2 4 99 MOSFET R3 5 50 2828 M2 6 7 4 99 MOSFET R4 6 50 2828 CI1 1 0 .2P CI2 2 0 .2P *DP1 1 99 DA *DP2 50 1 DA *DP3 2 99 DB *DP4 50 2 DB ************************ ************ GAIN, 1ST POLE, SLEW STAGE************ EH 99 98 99 50 0.5 G0 98 9 5 6 1.3e-3 VB 9 10 0V R0 98 9 318Meg C3 10 98 1.67e-10 *** *********** D107 10 99 Dp D103 10 100 Dp D104 100 99 Dp F100 100 99 POLY(1) VB -.5MA 1 *** D108 50 10 Dp D105 101 10 Dp D106 50 101 Dp F2 50 101 POLY(1) VB -.5MA -1 *** *********** D1 9 111 Dp D2 112 9 Dp V11 99 111 23mV V12 112 50 27mV ************ I2 99 50 150U VOS 7 1 0v * Add non-zero offset voltage - will impact output swing spec. and Open loop gain though *********COMMON-MODE ZERO STAGE******** ******* POLE STAGE ********** G3 98 15 10 98 1E-3 R12 98 15 1E3 *************************** *********** change for second pole C5 98 15 1p * was 8pf * *************OUTPUT STAGE**************** F6 99 50 VA7 1 F5 99 38 VA8 1 D9 40 38 DX D10 38 99 DX VA7 99 40 0 G12 98 32 15 98 1E-6 * ^ INSERT NODE FROM LAST STAGE HERE R15 98 32 1E6 D3 32 36 DX D4 37 32 DX V5 97 37 .55V V4 36 97 .55V *** V5,V4 SET ISC R16 34 97 45 *was 10 E1 99 33 99 32 1 VA8 33 34 0V ****************************************** .MODEL DA D(IS=100E-14 RS=.5K) .MODEL DB D(IS=100E-14 RS=.5K) .MODEL DX D(IS=100E-14) .MODEL Dp D(N=0.05) .MODEL MOSFET PMOS(VTO=0 KP=1.8E-3) *VTO ESTABLISHES INPUT VOLT. RANGE , was -1.7 * .ends