266 lines
5.6 KiB
Plaintext
266 lines
5.6 KiB
Plaintext
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*ADA4891 Macro-model
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*Function:Amplifier
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*
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*Revision History:
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*Rev.2.1 Oct 2016-JL
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*Copyright 2016 by Analog Devices
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*
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*Refer to http://www.analog.com/Analog_Root/static/techSupport/designTools/spicemodels/license
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*for License Statement. Use of this model indicates your acceptance
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*of the terms and provisions in the License Staement.
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*
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*Tested on MultSIm, SiMetrix(NGSpice), PSpice
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*
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*Not modeled: Distortion, PSRR, Overload Recovery,
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* Shutdown Turn On/Turn Off time
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*
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*Parameters modeled include:
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* Vos, Ibias, Input CM limits and Typ output voltge swing over full supply range,
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* Open Loop Gain & Phase, Slew Rate, Output current limits, Voltage & Current Noise over temp,
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* Capacitive load drive, Quiescent and dynamic supply currents.
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*
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*
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*
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*Node Assignments
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* Non-Inverting Input
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* | Inverting Input
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* | | Positive supply
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* | | | Negative supply
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* | | | | Output
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* | | | | |
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* | | | | |
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.Subckt ADA4891 100 101 102 103 104
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*
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***Power Supplies***
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Rz1 102 1020 Rideal 1e-6
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Rz2 103 1030 Rideal 1e-6
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Ibias 1020 1030 dc 0.01e-3
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DzPS 98 1020 diode
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Iquies 1020 98 dc 4.39e-3
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S1 98 1030 106 113 Switch
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R1 1020 99 Rideal 1e7
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R2 99 1030 Rideal 1e7
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e1 111 110 1020 110 1
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e2 110 112 110 1030 1
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e3 110 0 99 0 1
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*
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*
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***Inputs***
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S2 1 100 106 113 Switch
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S3 9 101 106 113 Switch
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VOS 1 2 dc 2.5e-3
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IbiasP 110 2 dc 2e-12
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IbiasN 110 9 dc 2e-12
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RinCMP 110 2 Rideal 5000e6
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RinCMN 9 110 Rideal 5000e6
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CinCMP 110 2 2.2e-12
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CinCMN 9 110 2.2e-12
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IOS 9 2 1e-15
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RinDiff 9 2 Rideal 10000e3
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CinDiff 9 2 0.8e-12
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*
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*
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***Non-Inverting Input with Clamp***
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g1 3 110 110 2 0.001
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RInP 3 110 Rideal 1e3
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RX1 40 3 Rideal 0.001
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DInP 40 41 diode
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DInN 42 40 diode
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VinP 111 41 dc 1.26
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VinN 42 112 dc 0.16
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*
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*
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***Vnoise***
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hVn 6 5 Vmeas1 707.10678
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Vmeas1 20 110 DC 0
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Vvn 21 110 dc 0.65
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Dvn 21 20 DVnoisy
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hVn1 6 7 Vmeas2 707.10678
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Vmeas2 22 110 dc 0
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Vvn1 23 110 dc 0.65
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Dvn1 23 22 DVnoisy
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*
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*
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***Inoise***
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FnIN 9 110 Vmeas3 0.7071068
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Vmeas3 51 110 dc 0
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VnIN 50 110 dc 0.65
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DnIN 50 51 DINnoisy
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FnIN1 110 9 Vmeas4 0.7071068
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Vmeas4 53 110 dc 0
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VnIN1 52 110 dc 0.65
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DnIN1 52 53 DINnoisy
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*
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FnIP 2 110 Vmeas5 0.7071068
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Vmeas5 31 110 dc 0
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VnIP 30 110 dc 0.65
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DnIP 30 31 DIPnoisy
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FnIP1 110 2 Vmeas6 0.7071068
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Vmeas6 33 110 dc 0
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VnIP1 32 110 dc 0.65
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DnIP1 32 33 DIPnoisy
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*
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*
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***CMRR***
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RcmrrP 3 10 Rideal 1e12
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RcmrrN 10 9 Rideal 1e12
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g10 11 110 10 110 -8.437e-9
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Lcmrr 11 12 8e-3
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Rcmrr 12 110 Rideal 1e3
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e4 5 3 11 110 1
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*
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*
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***Power Down***
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VPD 111 80 dc 2
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VPD1 81 0 dc 1.5
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RPD 111 106 Rideal 1e6
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ePD 80 113 82 0 1
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RDP1 82 0 Rideal 1e3
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CPD 82 0 1e-10
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S5 81 82 83 113 Switch
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CDP1 83 0 1e-12
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RPD2 106 83 1e6
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*
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*
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***Feedback Pin***
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*RF 105 104 Rideal 0.001
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*
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*
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***VFB Stage***
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g200 200 110 7 9 1
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R200 200 110 Rideal 250
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DzSlewP 201 200 DzSlewP
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DzSlewN 201 110 DzSlewN
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*
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*
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***Dominant Pole at 8.88 Hz***
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g210 210 110 200 110 3.378e-6
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R210 210 110 Rideal 17.92e6
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C210 210 110 1e-012
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*
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*
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***Output Voltage Clamp-1***
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RX2 60 210 Rideal 0.001
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DzVoutP 61 60 DzVoutP
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DzVoutN 60 62 DzVoutN
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DVoutP 61 63 diode
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DVoutN 64 62 diode
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VoutP 65 63 dc 5.121
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VoutN 64 66 dc 5.095
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e60 65 110 111 110 1.27
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e61 66 110 112 110 1.27
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*
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*
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***Pole at 500MHz***
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g220 220 110 210 110 0.001
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R220 220 110 Rideal 1000
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C220 220 110 0.3183e-12
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*
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***Pole at 800MHz***
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g230 230 110 220 110 0.001
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R230 230 110 Rideal 1000
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C230 230 110 0.1989e-12
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*
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***Pole at 1200MHz***
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g240 240 110 230 110 0.001
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R240 240 110 Rideal 1000
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C240 240 110 0.1326e-12
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*
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***Pole at 1500MHz***
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g245 245 110 240 110 0.001
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R245 245 110 Rideal 1000
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C245 245 110 0.1061e-12
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*
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***Pole at 1700MHz***
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g250 250 110 245 110 0.001
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R250 250 110 Rideal 1000
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C250 250 110 0.0936e-12
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*
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***Buffer***
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g255 255 110 250 110 0.001
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R255 255 110 Rideal 1000
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*
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***Buffer***
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g260 260 110 255 110 0.001
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R260 260 110 Rideal 1000
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*
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***Buffer***
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g265 265 110 260 110 0.001
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R265 265 110 Rideal 1000
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*
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***Buffer***
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g270 270 110 265 110 0.001
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R270 270 110 Rideal 1000
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*
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***Buffer***
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e280 280 110 270 110 1
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R280 280 285 Rideal 10
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*
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***Peak: f=210MHz, Zeta=0.7, Gain=0.2dB***
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e290 290 110 285 110 1
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R290 290 292 Rideal 10
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L290 290 291 5.413e-9
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C290 291 292 106.103e-12
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R291 292 110 Rideal 429.314
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e295 295 110 292 110 1.0233
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*
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*
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***Output Stage***
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g300 300 110 295 110 0.001
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R300 300 110 Rideal 1000
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e301 301 110 300 110 1
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Rout 302 303 Rideal 36
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Lout 303 310 7e-9
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Cout 310 110 1.3e-12
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*
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*
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***Output Current Limit***
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H1 301 304 Vsense1 100
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Vsense1 301 302 dc 0
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VIoutP 305 304 dc 19.836
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VIoutN 304 306 dc 30.036
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DIoutP 307 305 diode
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DIoutN 306 307 diode
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Rx3 307 300 Rideal 0.001
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*
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*
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***Output Clamp-2***
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VoutP1 111 73 dc 0.705
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VoutN1 74 112 dc 0.695
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DVoutP1 75 73 diode
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DVoutN1 74 75 diode
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RX4 75 310 Rideal 0.001
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*
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*
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***Supply Currents***
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FIoVcc 314 110 Vmeas8 1
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Vmeas8 310 311 dc 0
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R314 110 314 Rideal 1e9
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DzOVcc 110 314 diode
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DOVcc 102 314 diode
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RX5 311 312 Rideal 0.001
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FIoVee 315 110 Vmeas9 1
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Vmeas9 312 313 dc 0
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R315 315 110 Rideal 1e9
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DzOVee 315 110 diode
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DOVee 315 103 diode
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*
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*
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***Output Switch***
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S4 104 313 106 113 Switch
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*
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*
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*** Common Models ***
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.model diode d(bv=100)
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.model Switch vswitch(Von=1.505,Voff=1.495,ron=0.001,roff=1e6)
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.model DzVoutP D(BV=4.3)
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.model DzVoutN D(BV=4.3)
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.model DzSlewP D(BV=50.802)
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.model DzSlewN D(BV=62.643)
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.model DVnoisy D(IS=2.99e-15 KF=1.02e-14)
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.model DINnoisy D(IS=3.81e-19 KF=0.00e0)
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.model DIPnoisy D(IS=3.81e-19 KF=0.00e0)
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.model Rideal res(T_ABS=-273)
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*
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.ends ADA4891
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