当然可以，但格式要严格按照.snp文件写，比较麻烦，如下是ATF54143的S参数文件
!ATF54143 3V60
# GHZ S MA R 50
0.10.99-18.927.66167.60.01800.54-14
0.50.81-80.820.051280.0352.40.4-58.8
0.90.71-117.914.01106.20.0441.80.29-83.8
10.69-124.412.94102.20.0540.40.27-88.5
1.50.64-149.89.3486.10.0536.10.21-105.2
1.90.62-164.97.6475.60.0633.80.17-114.7
20.62-168.37.3173.30.0633.30.17-117
2.50.6176.26.0161.80.0730.10.13-129.7
30.6162.35.1510.0826.50.11-146.5
40.62137.13.930.80.0917.10.1165.2
50.66115.53..70.116.80.14131.5
60.6997.22.58-6.40.12-3.90.18112.4
70.780.22.2-240.13-15.80.294.3
80.7262.21.9-41.80.14-280.2370.1
90.76451.66-59.90.15-39.60.2950.6
100.8328.41.42-78.70.15-55.10.3836.8
110.8513.91.2-95.80.15-68.60.4624.4
120.88-0.21.05-111.10.15-80.90.5111.3
130.89-14.60.93-1280.15-94.90.55-5.2
140.88-30.60.8-146.10.14-109.30.61-20.8
150.88-450.66-162.70.13-122.90.66-35
160.88-54.50.54-176.60.12-133.70.7-45.8
170.88-62.50.46171.90.12-143.20.73-56.1
180.92-73.40.4157.90.11-156.30.76-68.4
谢谢 2楼的,请问下,我用SPARAMS_wnoise模板测试最小反射系数,运行后Sopt怎么没有值啊？而且Ｓ２Ｐ文件中如果加如躁声系数参数表，就会提示错误，那么请问，器件的躁声系数参数表如何加给器件啊？请牛人指点
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