*$
* MAX4891 MACROMODEL
* ------------------------------
* Revision 0, 3/2005
* ------------------------------
* MAX4891 comprises high-speed analog switches which meets the
* needs of 10/100/1000 Base-T applications.
* ------------------------------
* Connections
*      1  = A2
*      2  = A3
*      3  = LED0 
*      4  = 0LED1
*      5  = 0LED2
*      6  = N.C.
*      7  = A4
*      8  = A5
*      9  = A6
*     10  = A7
*     11  = GND
*     12  = N.C.
*     13  = 7B2
*     14  = 6B2
*     15  = 7B1
*     16  = 6B1
*     17  = 5B2
*     18  = 4B2
*     19  = 5B1
*     20  = 4B1
*     21  = 3B2
*     22  = 2B2
*     23  = 3B1 
*     24  = 2B1
*     25  = 1B2
*     26  = 0B2
*     27  = 1B1
*     28  = 0B1
*     29  = SEL
*     30  = V+
*     31  = A0
*     32  = A1
*******************************************
.SUBCKT MAX4891 1 2 3 4 5 6 7 8 
+               9 10 11 12 13 14 15 16 
+              17 18 19 20 21 22 23 24 
+              25 26 27 28 29 30 31 32
X1 26 28 31 29 30 11 MAX4891ETH
X2 25 27 32 29 30 11 MAX4891ETH
X3 22 24 1 29 30 11 MAX4891ETH
X4 21 23 2 29 30 11 MAX4891ETH
X5 18 20 7 29 30 11 MAX4891ETH
X6 17 19 8 29 30 11 MAX4891ETH
X7 14 16 9 29 30 11 MAX4891ETH
X8 13 15 10 29 30 11 MAX4891ETH
X9 5 4 3 29 30 11 MAX4891LED
*SUPPLY CURRENT
ISUPP 30 11 280U
IOFF 11 0 5.9U
*SEL INPUT LEAKAGE CURRENT
ILSEL 29 11 2.263U
.ENDS
*******************************************

***************** 
.SUBCKT MAX4891ETH 1 2 3 4 5 6 
S1 1 3 4 6 SMOD1
S2 2 3 4 6 SMOD2
*SWITCH LEAKAGE CURRENTS
IL1 1 6 402.59N
FL1 1 6 VSCALED 47.66N
IL2 2 6 402.59N
FL2 2 6 VSCALEDI 47.66N
*ANALOG SIGNAL RANGES
DCOM1 3 5 DX
DCOM2 6 3 DX
DNO1 1 5 DX
DNO2 6 1 DX
DNC1 2 5 DX
DNC2 6 2 DX
*ON/OFF-CAPACITANCE
VSNO 53 6 4V
SSNO 53 54 4 6 SMOD1
VSCALED 54 6 0
VSNC 55 6 4V
SSNC 55 56 4 6 SMOD2
VSCALEDI 56 6 0
**
CNOT 1 25 3.5P
VNOT 25 6 0
FNOT 1 6 POLY(2) VNOT VSCALED 0 0 0 0 0.857
**
CNCT 2 26 3.5P
VNCT 26 6 0
FNCT 2 6 POLY(2) VNCT VSCALEDI 0 0 0 0 0.857
*MODELS USED
.MODEL SMOD1 VSWITCH(RON=4 ROFF=62.946E6 VON=2.0 VOFF=0.8)
.MODEL SMOD2 VSWITCH(RON=4 ROFF=62.946E6 VON=0.8 VOFF=2.0)
.MODEL DX D(IS=1E-18 N=0.001)
.ENDS
*****************

***************** 
.SUBCKT MAX4891LED 1 2 3 4 5 6 
S1 1 3 4 6 SMOD1
S2 2 3 4 6 SMOD2
*ANALOG SIGNAL RANGES
DCOM1 3 5 DX
DCOM2 6 3 DX
DNO1 1 5 DX
DNO2 6 1 DX
DNC1 2 5 DX
DNC2 6 2 DX
*ON/OFF-CAPACITANCE
VSNO 53 6 40V
SSNO 53 54 4 6 SMOD1
VSCALED 54 6 0
VSNC 55 6 40V
SSNC 55 56 4 6 SMOD2
VSCALEDI 56 6 0
**
CNOT 1 25 20P
VNOT 25 6 0
FNOT 1 6 POLY(2) VNOT VSCALED 0 0 0 0 0.1
**
CNCT 2 26 20P
VNCT 26 6 0
FNCT 2 6 POLY(2) VNCT VSCALEDI 0 0 0 0 0.1
*MODELS USED
.MODEL SMOD1 VSWITCH(RON=40 ROFF=62.946E6 VON=2.0 VOFF=0.8)
.MODEL SMOD2 VSWITCH(RON=40 ROFF=62.946E6 VON=0.8 VOFF=2.0)
.MODEL DX D(IS=1E-18 N=0.001)
.ENDS
*****************
*$