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Chapter 4 Analog Device Reference
dtemp
Differential temperature. Device temperature = global
temperature + dtemp
c
Capacitance to reference node
Resistor Model Syntax
.model modelname R (LEVEL=2 parameters )
Name
Description
Units
BULK
Bulk connection for capacitance
CAP
Device capacitance
F
CAPSW
Sidewall capacitance
F/m
COX
Capacitance per unit area
CRATIO
Capacitance terminal distribution
Default
Ground
0.0
2
F/m
0.0
0.0
0.5
DI
Dielectric constant
DL
Difference between drawn length and
actual length for capacitance calculation
m
0.0
DW
DLR
Difference between drawn length and
actual length for resistance calculation
m
0.0
DW
Difference between drawn width and
actual width
m
0.0
L, ML
Length
m
0.0
W, MW
Width
m
0.0
NOISE
Noise multiplier
RAC
AC resistance

1.0
RES
Resistance

0.0
RSH
Sheet resistance
sq
0.0
SHRINK
Shrink factor
TC1C
Capacitance first order temperature
coefficient
1/C
1.0
0.0
TC1R
Resistance first order temperature
coefficient
1/C
0.0
TC2C
Capacitance second order temperature
coefficient
1/C2
0.0
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