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IN+IN-VS-VS+OUTBAL2BAL1 U110.0V515Hz0°V11.7V30kHz0°V21kΩR12kΩR21kΩR3UA741CDU215VV4V515V1kΩR5PR1PR2PR3 V V V
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ID:

ID:

x10
x0.1
Sheet:1
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SPICE
SPICE Netlist

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** noise zcd **
*
* Multisim Live SPICE netlist
*
*

* --- Circuit Topology ---

* Component: R1
rR1 1 3 1000 VIRTUAL_RESISTANCE_R1

* Component: R2
rR2 2 3 2000 VIRTUAL_RESISTANCE_R2

* Component: R3
rR3 3 7 1000 VIRTUAL_RESISTANCE_R3

* Component: R5
rR5 8 0 1000 VIRTUAL_RESISTANCE_R5

* Component: U1
xU1 0 3 7 3T_VIRTUAL_U1 PARAMS: VOS=0 IBS=0 IOS=0 AVOL=200000 BW=100000000 RI=10000000 RO=10 VOMP=12 VOMN=-12

* Component: U2
xU2 7 0 9 6 8 MC1458_3_U2

* Component: V1
vV1 1 0 dc 0 ac 1 0
+ distof1 0 0
+ distof2 0 0
+ sin ( 0 10 515 0 0 0 )

* Component: V2
vV2 2 0 dc 0 ac 1 0
+ distof1 0 0
+ distof2 0 0
+ sin ( 0 1.7 30000 0 0 0 )

* Component: V4
vV4 9 0 dc 15 ac 0 0
+ distof1 0 0
+ distof2 0 0

* Component: V5
vV5 0 6 dc 15 ac 0 0
+ distof1 0 0
+ distof2 0 0


* --- Circuit Models ---

* R1 model
.model VIRTUAL_RESISTANCE_R1 r( )

* R2 model
.model VIRTUAL_RESISTANCE_R2 r( )

* R3 model
.model VIRTUAL_RESISTANCE_R3 r( )

* R5 model
.model VIRTUAL_RESISTANCE_R5 r( )


* --- Subcircuits ---

* U1 subcircuit
.SUBCKT 3T_VIRTUAL_U1 in_pos in_neg out PARAMS: AVOL=500k BW=10Meg RI=10Meg RO=0 VOS=0 IBS=0 IOS=0 VOMP=15 VOMN=-15

* Input Stage: Rin, Ibias, Voffset
VOS in_pos 4 {VOS}
Ibias1 4 0 {IBS}
Ibias2 in_neg 0 {IBS}
Ios 4 in_neg {IOS/2}
Rin 4 in_neg {RI}

*Middle stage: Gain, frequency, voltage limiting
Bgain 0 6 I={v(4,in_neg)*AVOL/1meg }
R1 6 0 1meg
CP1 6 0 {AVOL/(2*pi*1meg*BW)}


Vpos 9 0 {VOMP}
Dlimit_pos 6 9 d1

Vneg 10 0 {VOMN}
Dlimit_neg 10 6 d1

.model d1 d(n=0.1)

*Output stage: Buffer, output resistance
E2 7 0 6 0 1
Rout 7 out {RO}
.ends

* U2 subcircuit
*****************************************************************************
* (C) Copyright 2002 Texas Instruments Incorporated. All rights reserved.
*****************************************************************************
** This model is designed as an aid for customers of Texas Instruments.
** TI and its licensors and suppliers make no warranties, either expressed
** or implied, with respect to this model, including the warranties of
** merchantability or fitness for a particular purpose. The model is
** provided solely on an as is basis. The entire risk as to its quality
** and performance is with the customer.
*****************************************************************************
* MC1458 OPERATIONAL AMPLIFIER "MACROMODEL" SUBCIRCUIT
* CREATED USING PARTS RELEASE 4.01 ON 07/05/89 AT 09:09
* (REV N/A) SUPPLY VOLTAGE: +/-15V
* CONNECTIONS: NON-INVERTING INPUT
* | INVERTING INPUT
* | | POSITIVE POWER SUPPLY
* | | | NEGATIVE POWER SUPPLY
* | | | | OUTPUT
* | | | | |
.subckt MC1458_3_U2 1 2 3 4 5
*
C1 11 12 4.664E-12
C2 6 7 20.00E-12
DC 5 53 DX
DE 54 5 DX
DLP 90 91 DX
DLN 92 90 DX
DP 4 3 DX
EGND 99 0 POLY(2) (3,0) (4,0) 0 .5 .5
FB 7 99 POLY(5) VB VC VE VLP VLN 0 10.61E6 -10E6 10E6 10E6 -10E6
GA 6 0 11 12 137.7E-6
GCM 0 6 10 99 2.574E-9
IEE 10 4 DC 10.16E-6
HLIM 90 0 VLIM 1K
Q1 11 2 13 QX
Q2 12 1 14 QX
R2 6 9 100.0E3
RC1 3 11 7.957E3
RC2 3 12 7.957E3
RE1 13 10 2.740E3
RE2 14 10 2.740E3
REE 10 99 19.69E6
RO1 8 5 150
RO2 7 99 150
RP 3 4 18.11E3
VB 9 0 DC 0
VC 3 53 DC 2.600
VE 54 4 DC 2.600
VLIM 7 8 DC 0
VLP 91 0 DC 25
VLN 0 92 DC 25
.MODEL DX D(IS=800.0E-18)
.MODEL QX NPN(IS=800.0E-18 BF=62.50)
.ENDS

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noise zcd
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V

Output low voltage.

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Input low threshold

V

Input low threshold voltage.

Maximum input voltage level for the signal to be considered low.

Input high threshold

V

Input high threshold voltage.

Minimum input voltage level for the signal to be considered high.

Output high

V

Output high voltage.

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