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- rtlinv ckt - cascaded rtl inverters
- .width in=72
- .opt acct list node lvlcod=2
- .dc vin 0.0 2.5 0.025
- .tran 2ns 200ns
- vcc 6 0 5
- vin 1 0 pulse(0 5 2ns 2ns 2ns 80ns)
- rb1 1 2 10k
- rc1 6 3 1k
- q1 3 2 0 qnd
- rb2 3 4 10k
- q2 5 4 0 qnd
- rc2 6 5 1k
- .model qnd npn(bf=50 rb=70 rc=40 ccs=2pf tf=0.1ns tr=10ns cje=0.9pf
- + cjc=1.5pf pc=0.85 va=50)
- .print dc v(3) v(5)
- .plot dc v(3)
- .print tran v(3) v(5)
- .plot tran v(3) v(5) v(1)
- .end
-