ALTE DOCUMENTE
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A7
Circuite logice combinationale elementare
ANALIZA PSPICE
Poarta NU 7404
VCC 3 0 5V
X 1 2 7404
.LIB DC3EVAL.LIB
V 1 0 PWL(0s 0V 1.5s 0V 1.5001s 5V 1.7s 5V 1.7001s
+ 0V 3.5s 0V 3.5001s 5V 4.5s 5V 4.5001s 0V 5s 0V)
R 3 2 100K
.TRAN 0.01ms 5s
.PROBE
.END
Rezultatele simulari:
Diode MODEL PARAMETERS
D74CLMP D74
IS 1.000000E-15 100.000000E-18
RS 2 25
CJO 2.000000E-12 2.000000E-12
BJT MODEL PARAMETERS
Q74
NPN
IS 100.000000E-18
BF 49
NF 1
ISE 100.000000E-18
BR .03
NR 1
ISC 400.000000E-18
RB 50
RBM 50
RC 20
CJE 1.000000E-12
VJE .9
MJE .5
CJC 500.000000E-15
VJC .8
CJS 3.000000E-12
VJS .7
MJS .33
TF 200.000000E-12
TR 10.000000E-09
NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE
VOLTAGE SOURCE CURRENTS
NAME CURRENT
VCC -1.497E-05
V 1.043E-03
X$DIGIFPWR.VDPWR -8.534E-03
X$DIGIFPWR.VDGND -1.033E-03
TOTAL POWER DISSIPATION 4.27E-02
Functia negatie: 
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V(1) |
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Poarta logica SI
fig.7.4 Circuit echivalent pentru simularea portii logice SI
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ANALIZA PSPICE Poarta SI VCC 6 0 5V X1 1 3 7404 X2 2 4 7404 X3 3 4 5 7402 .LIB DC3EVAL.LIB V1 1 0 PWL(0s 0V 0.1ms 5v 1s 5V 1.0001s 0V 2s 0V + 2.0001s 5V 3s 5V 3.0001s 0V 4s 0V 4.0001 5V 5s 5V) V2 2 0 PWL(0s 0V 1.5s 0V 1.5001s 5V 1.7s 5V 1.7001s + 0V 3.5s 0V 3.5001s 5V 4.5s 5V 4.5001s 0V 5s 0V) R1 6 3 100K R2 6 4 100K R3 6 5 100K .TRAN 0.01ms 5s .PROBE .END |
Rezultatele simulari: Diode MODEL PARAMETERS D74CLMP D74 IS 1.000000E-15 100.000000E-18 RS 2 25 CJO 2.000000E-12 2.000000E-12 BJT MODEL PARAMETERS Q74 NPN IS 100.000000E-18 BF 49 NF 1 ISE 100.000000E-18 BR .03 NR 1 ISC 400.000000E-18 RB 50 RBM 50 RC 20 CJE 1.000000E-12 VJE .9 MJE .5 CJC 500.000000E-15 VJC .8 CJS 3.000000E-12 VJS .7 MJS .33 TF 200.000000E-12 TR 10.000000E-09 |
NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE VOLTAGE SOURCE CURRENTS NAME CURRENT VCC -7.910E-05 V1 1.043E-03 V2 1.043E-03 X$DIGIFPWR.VDPWR -3.107E-02 X$DIGIFPWR.VDGND -2.012E-03 TOTAL POWER DISSIPATION 1.56E-01 |
Poarta logica SAU
fig.7.4 Circuit echivalent pentru simularea portii logice SAU
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ANALIZA PSPICE Poarta SAU VCC 5 0 5V X1 1 2 3 7402 X2 3 4 7404 .LIB DC3EVAL.LIB V1 1 0 PWL(0s 0V 0.1ms 5v 1s 5V 1.0001s 0V 2s 0V + 2.0001s 5V 3s 5V 3.0001s 0V 4s 0V 4.0001 5V 5s 5V) V2 2 0 PWL(0s 0V 1.5s 0V 1.5001s 5V 1.7s 5V 1.7001s + 0V 3.5s 0V 3.5001s 5V 4.5s 5V 4.5001s 0V 5s 0V) R1 5 3 100K R2 5 4 100K .TRAN 0.01ms 5s .PROBE .END |
Rezultatele simulari: Diode MODEL PARAMETERS D74CLMP D74 IS 1.000000E-15 100.000000E-18 RS 2 25 CJO 2.000000E-12 2.000000E-12 BJT MODEL PARAMETERS Q74 NPN IS 100.000000E-18 BF 49 NF 1 ISE 100.000000E-18 BR .03 NR 1 ISC 400.000000E-18 RB 50 RBM 50 RC 20 CJE 1.000000E-12 VJE .9 MJE .5 CJC 500.000000E-15 VJC .8 CJS 3.000000E-12 VJS .7 MJS .33 TF 200.000000E-12 TR 10.000000E-09 |
NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE VOLTAGE SOURCE CURRENTS NAME CURRENT VCC -6.410E-05 V1 1.043E-03 V2 1.043E-03 X$DIGIFPWR.VDPWR -2.289E-02 X$DIGIFPWR.VDGND -2.027E-03 TOTAL POWER DISSIPATION 1.15E-01 |
Poarta logica SI-NU
fig.7.5. Circuit echivalent pentru simularea portii logice SI-NU
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ANALIZA PSPICE Poarta SI-NU VCC 7 0 5V X1 1 3 7404 X2 2 4 7404 X3 3 4 5 7402 X4 5 6 7404 .LIB DC3EVAL.LIB V1 1 0 PWL(0s 0V 0.1ms 5v 1s 5V 1.0001s 0V 2s 0V + 2.0001s 5V 3s 5V 3.0001s 0V 4s 0V 4.0001 5V 5s 5V) V2 2 0 PWL(0s 0V 1.5s 0V 1.5001s 5V 1.7s 5V 1.7001s + 0V 3.5s 0V 3.5001s 5V 4.5s 5V 4.5001s 0V 5s 0V) R 7 6 100K .TRAN 0.01ms 5s .PROBE .END |
Rezultatele simulari: Diode MODEL PARAMETERS D74CLMP D74 IS 1.000000E-15 100.000000E-18 RS 2 25 CJO 2.000000E-12 2.000000E-12 BJT MODEL PARAMETERS Q74 NPN IS 100.000000E-18 BF 49 NF 1 ISE 100.000000E-18 BR .03 NR 1 ISC 400.000000E-18 RB 50 RBM 50 RC 20 CJE 1.000000E-12 VJE .9 MJE .5 CJC 500.000000E-15 VJC .8 CJS 3.000000E-12 VJS .7 MJS .33 TF 200.000000E-12 TR 10.000000E-09 |
NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE VOLTAGE SOURCE CURRENTS NAME CURRENT VCC -1.497E-05 V1 1.043E-03 V2 1.043E-03 X$DIGIFPWR.VDPWR -9.577E-03 X$DIGIFPWR.VDGND -2.076E-03 TOTAL POWER DISSIPATION 4.80E-02 |
Poarta logica SAU-NU
fig.7.6.Circuit pentru simularea portii logice SAU-NU
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ANALIZA PSPICE Poarta SAU-NU 7402 .LIB DC3EVAL.LIB VCC 4 0 5V R 4 3 100K X 1 2 3 7402 V1 1 0 PWL(0s 0V 0.1ms 5v 1s 5V 1.0001s 0V 2s 0V + 2.0001s 5V 3s 5V 3.0001s 0V 4s 0V 4.0001 5V 5s 5V) V2 2 0 PWL(0s 0V 1.5s 0V 1.5001s 5V 1.7s 5V 1.7001s + 0V 3.5s 0V 3.5001s 5V 4.5s 5V 4.5001s 0V 5s 0V) .TRAN 0.01ms 5s .PROBE .END |
Rezultatele simulari: Diode MODEL PARAMETERS D74CLMP D74 IS 1.000000E-15 100.000000E-18 RS 2 25 CJO 2.000000E-12 2.000000E-12 BJT MODEL PARAMETERS Q74 NPN IS 100.000000E-18 BF 49 NF 1 ISE 100.000000E-18 BR .03 NR 1 ISC 400.000000E-18 RB 50 RBM 50 RC 20 CJE 1.000000E-12 VJE .9 MJE .5 CJC 500.000000E-15 VJC .8 CJS 3.000000E-12 VJS .7 MJS .33 TF 200.000000E-12 TR 10.000000E-09 |
NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE VOLTAGE SOURCE CURRENTS NAME CURRENT VCC -1.497E-05 V1 1.043E-03 V2 1.043E-03 X$DIGIFPWR.VDPWR -9.577E-03 X$DIGIFPWR.VDGND -2.076E-03 TOTAL POWER DISSIPATION 4.80E-02 |
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