74 lines
2.5 KiB
XML
74 lines
2.5 KiB
XML
v {xschem version=3.4.4 file_version=1.2
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*
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* This file is part of XSCHEM,
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* a schematic capture and Spice/Vhdl/Verilog netlisting tool for circuit
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* simulation.
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* Copyright (C) 1998-2024 Stefan Frederik Schippers
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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}
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G {}
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V {}
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S {}
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E {}
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T {COLPITTS OSCILLATOR
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EXAMPLE} 460 -480 0 0 0.4 0.4 {}
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N 240 -270 340 -270 {lab=B}
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N 380 -300 690 -300 {lab=OUT}
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N 250 -460 380 -460 {lab=VCC}
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N 380 -100 380 -80 {lab=VSS}
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N 380 -100 550 -100 {lab=VSS}
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N 380 -340 380 -300 {lab=OUT}
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N 380 -240 380 -220 {lab=E}
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N 380 -220 380 -160 {lab=E}
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N 550 -240 550 -200 {lab=E}
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N 550 -140 550 -100 {lab=VSS}
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N 380 -210 400 -210 {lab=E}
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N 400 -210 550 -210 {lab=E}
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C {code.sym} 750 -190 0 0 {
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name=STIMULI
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value=".option RUNLVL=6 post
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vvss vss 0 dc 0
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.save all
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.temp 30
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** models are generally not free: you must download
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** SPICE models for active devices
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** (https://www.centralsemi.com/docs/csm/2N2222A.LIB)
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** and put them into the below
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** referenced file in simulation directory.
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.include \\"models_osc.txt\\"
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.tran 1n 100u
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.probe tran i1(Q1) i2(Q1) i3(Q1) i(L1) i(c1) i(c2) i(r1) i(r2) i(r3)
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"}
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C {npn.sym} 360 -270 0 0 {name=Q1 model=q2n2222a area=1
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}
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C {vsource.sym} 250 -430 0 1 {name=V2 value="5 pwl 0 5 1n 6 2n 6 3n 5"}
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C {lab_pin.sym} 250 -400 0 0 {name=p0 lab=VSS}
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C {lab_pin.sym} 690 -300 0 1 {name=p3 lab=OUT}
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C {lab_pin.sym} 380 -80 0 0 {name=p5 lab=VSS}
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C {lab_pin.sym} 250 -460 0 0 {name=p6 lab=VCC}
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C {ind.sym} 380 -430 2 0 {name=L1 value=100u}
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C {capa.sym} 550 -270 0 1 {name=C1 m=1 value=100p}
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C {lab_pin.sym} 380 -230 0 0 {name=p2 lab=E}
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C {vsource.sym} 240 -240 0 1 {name=V1 value=1}
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C {lab_pin.sym} 240 -210 0 0 {name=p1 lab=VSS}
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C {lab_pin.sym} 240 -270 0 0 {name=p4 lab=B}
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C {res.sym} 380 -130 0 1 {name=R1 m=1 value=1k}
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C {res.sym} 380 -370 0 1 {name=R2 m=1 value=2}
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C {capa.sym} 550 -170 0 1 {name=C2 m=1 value=100p}
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