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Added test for sensitivity analysis.

pre-master-46
pnenzi 22 years ago
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3 changed files with 214 additions and 0 deletions
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  1. 12
      tests/sensitivity/Makefile.am
  2. 31
      tests/sensitivity/diffpair.cir
  3. 171
      tests/sensitivity/diffpair.out

12
tests/sensitivity/Makefile.am
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## Process this file with automake to produce Makefile.in
TESTS = diffpair.cir
TESTS_ENVIRONMENT = $(SHELL) $(top_srcdir)/tests/bin/check.sh $(top_builddir)/src/ngspice
EXTRA_DIST = \
$(TESTS) \
$(TESTS:.cir=.out)
MAINTAINERCLEANFILES = Makefile.in

31
tests/sensitivity/diffpair.cir
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simple differential pair - CM and DM dc sensitivity
* Models:
.model qnl npn(bf=80 rb=100 ccs=2pf tf=0.3ns tr=6ns cje=3pf cjc=2pf va=50)
.model qnr npn(bf=80 rb=100 ccs=2pf tf=0.3ns tr=6ns cje=3pf cjc=2pf va=50)
* Circuit description:
q1 4 2 6 qnr
q2 5 3 6 qnl
rs1 11 2 1k
rs2 3 1 1k
rc1 4 8 10k
rc2 5 8 10k
q3 7 7 9 qnl
q4 6 7 9 qnr
rbias 7 8 20k
* Inputs/Supplies:
vcm 1 0 dc 0 sin(0 0.1 5meg) ac 1
vdm 1 11 dc 0 sin(0 0.1 5meg) ac 1
vcc 8 0 12
vee 9 0 -12
* Analyses:
.tf v(5) vcm
.tf v(5) vdm
.sens v(5,4)
.print SENS all
.end

171
tests/sensitivity/diffpair.out
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No. of Data Rows : 1
No. of Data Rows : 1
No. of Data Rows : 1
Circuit: simple differential pair - CM and DM dc sensitivity
Warning -- Level not specified on line "(bf=80 rb=100 ccs=2pf tf=0.3ns tr=6ns cje=3pf cjc=2pf va=50)"
Using level 1.
Warning -- Level not specified on line "(bf=80 rb=100 ccs=2pf tf=0.3ns tr=6ns cje=3pf cjc=2pf va=50)"
Using level 1.
Doing analysis at TEMP = 300.150000 and TNOM = 300.150000
Transfer function information:
transfer_function = -1.10341e-01
output_impedance_at_v(5) = 9.446843e+03
vcm#input_impedance = 1.793366e+06
Transfer function information:
transfer_function = -8.78493e+01
output_impedance_at_v(5) = 9.446843e+03
vdm#input_impedance = 8.940897e+03
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q1:bf q1:br q1:eg q1:fc
--------------------------------------------------------------------------------
0 1.851978e-02 -1.942280e-08 -1.749802e-08 -3.884560e-08
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q1:is q1:nc q1:ne q1:nf
--------------------------------------------------------------------------------
0 4.549980e+16 -9.711399e-09 -1.294853e-08 -1.339677e+02
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q1:nr q1:rb q1:rbm q1:tnom
--------------------------------------------------------------------------------
0 -1.942280e-08 -1.487980e-03 1.410876e-04 -6.960475e-01
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q1:vaf q1:xti q1_area q1_areab
--------------------------------------------------------------------------------
0 -1.143803e-02 -6.474266e-09 4.684669e+00 -1.942280e-08
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q1_areac q1_m q1_temp q2:bf
--------------------------------------------------------------------------------
0 -1.942280e-08 4.684670e+00 2.497064e-01 -1.851978e-02
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q2:br q2:eg q2:fc q2:is
--------------------------------------------------------------------------------
0 5.908633e-09 5.323093e-09 1.181727e-08 -4.549980e+16
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q2:nc q2:ne q2:nf q2:nr
--------------------------------------------------------------------------------
0 2.954316e-09 3.939089e-09 1.339677e+02 5.908633e-09
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q2:rb q2:rbm q2:tnom q2:vaf
--------------------------------------------------------------------------------
0 1.487980e-03 -1.410877e-04 6.960475e-01 1.143803e-02
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q2:xti q2_area q2_areab q2_areac
--------------------------------------------------------------------------------
0 1.969544e-09 -4.684669e+00 5.908633e-09 5.908633e-09
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q2_m q2_temp q3:bf q3:br
--------------------------------------------------------------------------------
0 -4.684670e+00 -2.497064e-01 3.970467e-18 3.534097e-22
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q3:eg q3:fc q3:is q3:nc
--------------------------------------------------------------------------------
0 2.729032e-22 6.058452e-22 6.776264e+01 1.514613e-22
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q3:ne q3:nf q3:nr q3:rb
--------------------------------------------------------------------------------
0 2.019484e-22 -1.897354e-13 3.029226e-22 -3.705769e-18
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q3:rbm q3:tnom q3:vaf q3:xti
--------------------------------------------------------------------------------
0 9.693523e-23 -1.003891e-15 -4.135903e-21 1.009742e-22
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q3_area q3_areab q3_areac q3_m
--------------------------------------------------------------------------------
0 6.776264e-15 3.029226e-22 3.029226e-22 7.623297e-15
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q3_temp q4:bf q4:br q4:eg
--------------------------------------------------------------------------------
0 3.764591e-16 -5.955700e-18 1.009742e-22 9.096774e-23
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q4:fc q4:is q4:nc q4:ne
--------------------------------------------------------------------------------
0 2.019484e-22 -6.776264e+01 5.048710e-23 6.731613e-23
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q4:nf q4:nr q4:rb q4:rbm
--------------------------------------------------------------------------------
0 2.168404e-13 1.009742e-22 4.235165e-18 -7.940934e-19
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q4:tnom q4:vaf q4:xti q4_area
--------------------------------------------------------------------------------
0 1.129377e-15 2.541099e-17 3.365807e-23 -6.776264e-15
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index q4_areab q4_areac q4_m q4_temp
--------------------------------------------------------------------------------
0 1.009742e-22 1.009742e-22 -7.623297e-15 -3.764591e-16
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index rbias rbias_m rbias_scale rc1
--------------------------------------------------------------------------------
0 3.811648e-19 -7.623297e-15 7.623297e-15 6.031558e-04
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index rc1_m rc1_scale rc2 rc2_m
--------------------------------------------------------------------------------
0 -6.031564e+00 6.031558e+00 -6.031558e-04 6.031564e+00
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index rc2_scale rs1 rs1_m rs1_scale
--------------------------------------------------------------------------------
0 -6.031558e+00 -1.346892e-03 1.346894e+00 -1.346892e+00
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index rs2 rs2_m rs2_scale vcc
--------------------------------------------------------------------------------
0 1.346892e-03 -1.346894e+00 1.346892e+00 0.000000e+00
simple differential pair - CM and DM dc sensitivity
--------------------------------------------------------------------------------
Index vcm vdm vee
--------------------------------------------------------------------------------
0 1.290931e-13 -1.758090e+02 4.235165e-16
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