Version 4 SHEET 1 2716 2048 WIRE -608 -464 -608 -496 WIRE -608 -352 -608 -384 WIRE -608 -240 -608 -272 WIRE -608 -128 -608 -160 WIRE -608 32 -608 0 WIRE -608 144 -608 112 WIRE -608 256 -608 224 WIRE -608 368 -608 336 WIRE -544 -496 -608 -496 WIRE -544 -272 -608 -272 WIRE -544 0 -608 0 WIRE -544 224 -608 224 WIRE -400 -272 -464 -272 WIRE -400 224 -464 224 WIRE -384 -496 -464 -496 WIRE -384 0 -464 0 WIRE -240 -496 -304 -496 WIRE -240 -272 -320 -272 WIRE -240 0 -304 0 WIRE -240 224 -320 224 WIRE -96 -272 -96 -304 WIRE -64 -432 -96 -432 WIRE -64 -368 -96 -368 WIRE -64 -304 -96 -304 WIRE 256 -432 224 -432 WIRE 256 -368 224 -368 WIRE 256 -304 224 -304 WIRE 256 -272 256 -304 WIRE 464 -512 416 -512 WIRE 464 -432 464 -512 WIRE 464 -272 416 -272 WIRE 464 -272 464 -352 WIRE 464 -16 416 -16 WIRE 464 64 464 -16 WIRE 464 224 416 224 WIRE 464 224 464 144 WIRE 528 -512 464 -512 WIRE 528 -272 464 -272 WIRE 528 -16 464 -16 WIRE 528 224 464 224 WIRE 672 -512 608 -512 WIRE 672 -272 608 -272 WIRE 672 -16 608 -16 WIRE 672 224 608 224 FLAG -608 368 0 FLAG -608 144 0 FLAG 416 -16 out IOPIN 416 -16 In FLAG 416 224 _out IOPIN 416 224 In FLAG -240 0 in IOPIN -240 0 Out FLAG -240 224 _in IOPIN -240 224 Out FLAG 672 -16 0 FLAG 672 224 0 FLAG -96 -272 0 FLAG 256 -272 0 FLAG -608 -128 0 FLAG -608 -352 0 FLAG -240 -496 in1 IOPIN -240 -496 Out FLAG -240 -272 _in1 IOPIN -240 -272 Out FLAG 416 -512 out1 IOPIN 416 -512 In FLAG 416 -272 _out1 IOPIN 416 -272 In FLAG 672 -512 0 FLAG 672 -272 0 FLAG -96 -432 in1 FLAG 256 -432 out1 FLAG 256 -368 _out1 FLAG -96 -368 _in1 SYMBOL voltage -608 16 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 34 108 Left 0 SYMATTR Value PWL (0 0 10n 0 REPEAT FOREVER (0.5n 1 25n 1 25.5n -1 50n -1) ENDREPEAT) SYMATTR InstName V1 SYMBOL voltage -608 240 R0 SYMATTR InstName V2 SYMATTR Value PWL (0 0 10n 0 REPEAT FOREVER (0.5n -1 25n -1 25.5n 1 50n 1) ENDREPEAT) SYMBOL res -560 16 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R3 SYMATTR Value 20µ SYMBOL res -560 240 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R4 SYMATTR Value 20µ SYMBOL res 448 48 R0 SYMATTR InstName R5 SYMATTR Value 256.8 SYMBOL res 512 0 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R6 SYMATTR Value 120.9 SYMBOL res 512 240 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R7 SYMATTR Value 120.9 SYMBOL res -400 16 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 62.25 SYMBOL res -416 240 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R2 SYMATTR Value 62.25 SYMBOL voltage -608 -480 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 -21 -85 Left 0 SYMATTR Value PWL (0 0 10n 0 REPEAT FOREVER (0.5n 1 25n 1 25.5n -1 50n -1) ENDREPEAT) SYMATTR InstName V3 SYMBOL voltage -608 -256 R0 SYMATTR InstName V4 SYMATTR Value PWL (0 0 10n 0 REPEAT FOREVER (0.5n -1 25n -1 25.5n 1 50n 1) ENDREPEAT) SYMBOL res -560 -480 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R8 SYMATTR Value 20µ SYMBOL res -560 -256 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R9 SYMATTR Value 20µ SYMBOL res -400 -480 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R10 SYMATTR Value 62.25 SYMBOL res -416 -256 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R11 SYMATTR Value 62.25 SYMBOL res 448 -448 R0 SYMATTR InstName R12 SYMATTR Value 256.8 SYMBOL res 512 -496 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R13 SYMATTR Value 120.9 SYMBOL res 512 -256 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R14 SYMATTR Value 120.9 SYMBOL CPL2 80 -400 R0 SYMATTR Value PLINE SYMATTR InstName P1 TEXT -616 -648 Left 0 !.tran 0 100n 0 0.01n TEXT -72 16 Left 0 !P2 in _in 0 out _out 0 PLINE TEXT 368 -1024 Left 0 !.MODEL PLINE CPL\n+ R=6.6 0 6.6\n+ G=0 0 0\n+ L=534.328n 188.529n\n+ 534.328n \n+ C=69.314p -19.862p\n+ 69.314p\n+ length=0.5 TEXT 568 128 Left 0 ;124.5 TEXT 568 -368 Left 0 ;124.5 TEXT -616 -1080 Left 0 ;Differential Pair With CPL Model from KSPICE\nHelmut Sennewald\n \nThis is an undocumented feature and I am also not sure whether\nthe RLGC matrix is defined in the same way as in HSPICE.\nNo frequency dependent loss is modeled.\nI have used the values like in the W-Element matrix from HSPICE.\nThe circuits below are the same. A symbol "pline2.asy" has been \nused in the upper circuit.\n \nKnown Bugs and workaround (there may be more):\n1. Input signals have to be zero at T=0.\n2. Input signals have to be symmetric to 0V.\nIf these conditions are not met, then there will be a wrong offset voltage. TEXT 848 -1128 Left 0 ;HyperLynx Field Solver\n \n------------------- Impedance and Termination Summary --------------------\n \nDifferential Z = 124.5 ohms\n (suggested single line-to-line resistor for differential signals;\n works best for opposed, balanced transitions)\n \nCommon-mode Z = 120.9 ohms\n (suggested single line-to-ground resistor for common-mode signals;\n works best for all-1's or all-0's transitions)\n \nLine-to-ground Z = 91.6 ohms\n (suggested single line-to-ground resistor for independent signals;\n works best for mixed 1's and 0's transitions)\n \nOptimal termination (requires 3 resistors)\n line to line = 256.8 ohms\n line 1 to ground = 120.9 ohms\n line 2 to ground = 120.9 ohms\n (suggested for terminating all of the above modes simultaneously;\n but you may have to AC couple one or more resistors to maintain\n proper DC levels)\n \n------------------------ Physical Input Data -----------------------\n \nCoupling Region\n Name: Coupling0002\n Length: 3.000in\n \nPosition, Width, and Thickness are in English Units (mils).\nDimensions include Fabrication Compensation and Passivation.\nThe X-Position is relative to the center of the trace.\n \nField Solver Traces\n Matrix Stackup\n Index Layer X-Pos Width Comment\nTL(A0:B0) 1:1 1 2.00 6.00 Coupled Stackup\nTL(A1:B1) 2:2 1 14.00 6.00 Coupled Stackup\n \nField Solver Stackup \n Layer Type Thickness Dielectric\n Conf 0.50 3.30\n 1 Signal 0.67 3.30\n Diel 13.05 4.30\n 2 Plane 1.35 4.30\n Diel 10.00 4.30\n 3 Signal 0.67 4.30\n Diel 10.00 4.30\n 4 Signal 0.67 4.30\n Diel 10.00 4.30\n 5 Plane 1.35 4.30\n Diel 13.05 4.30\n 6 Signal 0.67 3.30\n Conf 0.50 3.30 TEXT 1600 -1128 Left 0 ;-------------------- Field Solver Output Data ----------------------\n \nOptimal Terminator-Resistor Array [ohms]:\n 1 2\n 1 120.9 256.8\n 2 256.8 120.9\n \nCharacteristic Impedance Matrix [ohms]:\n 1 2\n 1 91.6 29.3\n 2 29.3 91.6\n \n \n(Note: Off-diagonal values are negative by mathematical convention.\nHowever, the capacitances are physically real; you can effectively\nignore the signs. The signs are required, though, if transporting\nmatrix data to another tool.)\n \nCapacitance Matrix [pF/m]:\n 1 2\n 1 69.314 -19.862\n 2 -19.862 69.314\n \nInductance Matrix [nH/m]:\n 1 2\n 1 534.328 188.529\n 2 188.529 534.328\n \nDC Resistance Matrix [ohms/m]:\n 1 2\n 1 6.598 0.000\n 2 0.000 6.598\n \nPropagation Speeds:\nMode 1: Differential(-+) 1.800792e+008 [m/s] = 0.6007c Er(eff) = 2.771\nMode 2: Common(++) 1.672552e+008 [m/s] = 0.5579c Er(eff) = 3.213\n \nPercentage of energy traveling in each mode:\n(rows are modes, columns are traces)\n Trace 1 Trace 2 \nMode 1 50.00% 50.00% \nMode 2 50.00% 50.00% \n \n-------------------- Lossy Data Output ----------------------\n------------(Scaled to be compatible with HSPICE)------------\n \nSkin-effect Resistance Matrix Rs [mOhm/m-sqrt(Hz)]:\n 1 2\n 1 1.4268 0.0460\n 2 0.0460 1.4268\n \nDielectric Loss Matrix Gd [pS/m-Hz]:\n 1 2\n 1 7.4143 -1.8815\n 2 -1.8815 7.4143 TEXT 368 -1072 Left 0 ;KSPICE MODEL RECTANGLE Normal 288 72 -96 -40 RECTANGLE Normal 640 -800 304 -1104