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Update: add frequency measurement and temperature dependency.

This commit is contained in:
Holger Vogt 2025-11-18 16:01:19 +01:00
parent d93a11b8ea
commit f7c32d5edd
1 changed files with 18 additions and 15 deletions
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33
examples/mos/ro_17_4.cir
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@ -42,33 +42,36 @@ mp17 2 18 1 1 p1 l=0.1u w=10u ad=5p pd=6u as=5p ps=6u
mn17 2 18 0 0 n1 l=0.1u w=5u ad=5p pd=6u as=5p ps=6u
c1 18 0 .1p
* .ic v(2)=1.0 v(3)=1.0 v(4)=1.0
* .ic v(2)=2.0 v(3)=0.0 v(4)=2.0
* .ic v(2)=2.0 v(3)=0.0 v(4)=2.0 v(5)=0.0 v(6)=2.0
* .ic v(7)=0.0 v(8)=2.0 v(9)=0.0 v(10)=2.0 v(11)=0.0 v(12)=2.0
* .ic v(13)=0.0 v(14)=2.0 v(15)=0.0 v(16)=2.0 v(17)=0.0 v(18)=2.0
* .ic V(10)=5 v(2)=5 v(3)=5 v(4)=5 v(5)=5 v(6)=5
* .ic v(18)=1
.tran .1ns 150ns uic
* .option xmu = 0.49
* .print tran v(5)
.control
* reduce current ringing
option xmu = 0.49
* set xmu=0.49
set num_threads=8
set noinit
run
run ; temp is 27°C
* current and output in a single plot
plot v(18) 1000*(-I(vdd)) ylimit -1 6
meas tran tdiff TRIG v(18) VAL=0.5 RISE=10 TARG v(18) VAL=0.5 RISE=20
let freq = 10/tdiff
let delay = tdiff/17
print freq delay
echo
echo
set temp=100
run ; temp is 100°C
* current and output in a single plot
plot v(18) 1000*(-I(vdd)) ylimit -1 6
meas tran tdiff TRIG v(18) VAL=0.5 RISE=10 TARG v(18) VAL=0.5 RISE=20
let freq = 10/tdiff
let delay = tdiff/17
print freq delay
.endc
* Short channel models from CMOS Circuit Design, Layout, and Simulation,