.subckt nwellResistor d g s b W=1 L=1 Rsquare = 1600 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt polyResistor d g s b W=1 L=1 Rsquare = 2 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt ndiffResistor d g s b W=1 L=1 Rsquare = 2.3 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt pdiffResistor d g s b W=1 L=1 Rsquare = 2 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt metal1Resistor d g s b W=1 L=1 Rsquare = 0.07 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt metal2Resistor d g s b W=1 L=1 Rsquare = 0.07 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends .subckt metal3Resistor d g s b W=1 L=1 Rsquare = 0.05 R d s 'L*Rsquare/W' Rg d g 0 Rb b 0 0 .ends