BSPICE Netlist of VoltageReference Circuit

.SUBCKT opamp v_neg v_pos vbias vdd vout vss

*.PININFO v_neg:I v_pos:I vbias:I vout:O vdd:B vss:B

C1 net9 vout 150f

M11 vout net9 vss vss NM W=16.7u L=580.00nM9 net15 net15 vss vss NM W=2u L=580.00nM10 net9 net15 vss vss NM W=2u L=580.00nM6 vout vbias vdd vdd PM W=32u L=300.00nM4 net26 vbias vdd vdd PM W=8u L=300.00nM8 net9 v_pos net26 vdd PM W=8u L=300.00nM7 net15 v_neg net26 vdd PM W=8u L=300.00n.ENDS

.SUBCKT refcir IBIAS VDD VREF VSS

*.PININFO VREF:O IBIAS:B VDD:B VSS:B

XI0 net8 net35 IBIAS VDD net24 VSS opamp

Q1 net8 net8 VSS NPN4

Q3 net13 net13 VSS NPN4

Q2 net7 net7 VSS NPN4 M=8R2 VREF net13 81.7K

R1 net35 net7 9K

M5 IBIAS IBIAS VDD VDD PM W=8u L=300nM1 net8 net24 VDD VDD PM W=10u L=1uM3 VREF net24 VDD VDD PM W=10u L=1uM2 net35 net24 VDD VDD PM W=10u L=1u.ENDS

CMOS Voltage References: An Analytical and Practical Perspective, First Edition. Chi-Wah Kok and Wing-Shan Tam.© 2013 John Wiley & Sons Singapore Pte. Ltd. Published 2013 by John Wiley & Sons Singapore Pte. Ltd.