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Optimization<br />

Types of Design Objective<br />

*OPMODE on NMOS and PMOS device<br />

.MODEL MODN NMOS LEVEL=60 VERSION=4.3<br />

.MODEL MODP PMOS LEVEL=60 VERSION=4.3<br />

.PARAM VDD = 5<br />

VDD VDD 0 VDD<br />

Vin VG 0 VIN<br />

M1 VOUT VG 0 0 MODN W=10U L=3U<br />

M2 VOUT VG VDD VDD MODP W=10U L=3U<br />

.DC<br />

.EXTRACT DC LABEL=ID1 I(M1.D)<br />

.EXTRACT DC LABEL=ID2 I(M2.D)<br />

.EXTRACT DC LABEL=VT1 VT(M1)<br />

.EXTRACT DC LABEL=VG1 VG(M1)<br />

.EXTRACT DC LABEL=VT2 VT(M2)<br />

.EXTRACT DC LABEL=VG2 VG(M2)<br />

.EXTRACT DC LABEL=VIN V(VG, 0)<br />

.EXTRACT DC LABEL=VOUT V(VOUT, 0)<br />

.OPTIMIZE<br />

.PARAMOPT VIN=(0,-10,10)<br />

.EXTRACT LABEL=DC1 DC OPMODE(M1) GOAL=SUBTHRESHOLD<br />

.EXTRACT LABEL=DC2 DC OPMODE(M2) GOAL=LINEAR<br />

.END<br />

Related Topics<br />

Minimization and Maximization Objectives<br />

Goal Values Objectives<br />

Range Constraints Objectives<br />

Design Objectives for Multi-Point Simulation<br />

Eldo® User's Manual, 15.3 617

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