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/ ~ Q" N! [' z" V/ l$ q7 ]最好自己写网表,不会太难的。简单例子8 n& s' |. r2 [7 |1 U; l
) r2 v& g7 {' U4 `9 F* Use IBIS model without package RLC
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1 c" c3 g$ }( d( B.option post probe dcon= 1: W8 c0 z, x4 A: Q
.parameter Bit_Rate='1600meg' UI='1/Bit_Rate'
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vPRBS CA_in1 gnd LFSR (0v 1v 0p 100P 100P 'Bit_Rate' 3 [5, 2] rout=0.1)
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B_CA1 pup pdown CA_pad1 CA_in1 pwr GND# ?2 _4 W+ `/ f6 h2 e% N
+file = '\Proj\lib\ddr3.ibs'; N6 T0 }3 P9 W. g8 W% F* e& m. a" U
+model = 'A_34'
. w; f4 E0 g9 P( f' O; A" S" C% [+typ=typ power=on buffer=output interpol=1
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5 }, G; J; P7 t- E" w uB_DQ1 pup pdown DQ_pad1 DQ_in1 en1 DQ_id pwr GND7 {4 d9 p3 v* G8 p$ S! w- \
+file = '\Proj\lib\ddr3.ibs'- K% i- i# e7 \" |0 w1 x
+model = 'DQ_34_ODToff'
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ven1 en1 gnd 0v' x& O5 j( _( q$ l4 @2 k
t1 CA_pad1 GND DQ_pad1 GND z0=50 TD=100p
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, N) J( ?: m' P2 S! ~# Y.tran 10p 50n5 v7 J& p6 q8 Z! ~' z7 d3 q: Q
.probe v(*)
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.end |
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