NE34018
TYPICAL SCATTERING PARAMETERS (TA = 25 °C)
90˚
1
.8
1.5
.6
2
135˚
45˚
.4
3
S
11
4
8 GHz
.2
5
S
21
S
22
10
20
S
22
0.5 GHz
S12
0.5 GHz
0.5 GHz
4
8 GHz
0.05
0.10 0.15
0
.2
.4 .6
.8
1
1.5
2
3
5
10 20
180˚
0˚
12
-20
-10
S
21
S
S
11
8 GHz
2.50
5.00
8 GHz
-5
-4
-.2
0.5 GHz
-3
-.4
315˚
225˚
-2
-.6
-1.5
-.8
-1
270˚
VDS = 3 V, IDS = 10 mA
FREQUENCY
(GHz)
S11
S21
S12
S22
K
MAG1
(dB)
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
0.50
0.60
0.70
0.80
0.90
1.00
1.20
1.40
1.60
1.80
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
0.977
0.969
0.959
0.948
0.937
0.923
0.895
0.863
0.829
0.793
0.754
0.656
0.559
0.479
0.426
0.402
0.397
0.399
0.401
0.399
0.389
0.387
0.365
-17.0
-20.2
-23.5
-26.8
-30.0
-33.2
-39.6
-45.8
-52.1
-58.4
-64.8
-81.4
-99.2
-118.5
-138.0
-155.8
-169.6
-179.6
172.6
165.2
156.1
144.7
125.8
6.912
6.836
6.795
6.728
6.659
6.602
6.467
6.310
6.152
5.996
5.830
5.407
4.973
4.538
4.138
3.788
3.500
3.274
3.101
2.956
2.832
2.798
2.614
162.9
159.7
156.5
153.4
150.3
147.2
141.2
135.3
129.5
123.9
118.3
105.1
92.7
81.1
70.6
61.2
52.8
45.0
37.6
30.1
22.3
0.018
0.021
0.024
0.027
0.031
0.034
0.040
0.045
0.051
0.056
0.061
0.071
0.080
0.087
0.093
0.099
0.105
0.112
0.121
0.131
0.140
0.153
0.161
80.5
79.0
77.1
75.4
73.7
72.4
69.1
66.2
63.5
60.8
58.0
52.1
46.7
42.3
38.9
36.4
34.6
33.3
31.8
29.6
26.6
20.4
19.3
0.744
0.740
0.733
0.727
0.719
0.712
0.695
0.676
0.656
0.636
0.616
0.568
0.524
0.486
0.454
0.422
0.389
0.355
0.322
0.290
0.264
0.245
0.240
-7.5
-9.0
0.170
0.194
0.226
0.252
0.278
0.302
0.355
0.410
0.459
0.508
0.559
0.674
0.781
0.876
0.953
1.011
1.058
1.090
1.100
1.104
1.112
1.063
1.094
25.843
25.126
24.520
23.965
23.320
22.882
22.086
21.468
20.814
20.297
19.803
18.817
17.935
17.173
16.483
15.173
13.757
12.833
12.163
11.573
11.026
11.085
10.240
-10.4
-11.9
-13.3
-14.8
-17.6
-20.3
-23.0
-25.7
-28.3
-34.6
-40.1
-44.7
-48.2
-50.6
-52.6
-54.6
-57.5
-62.2
-70.4
-81.6
-96.5
15.4
5.4
Note:
1. Gain Calculations:
2
1 + | ∆ |2 - |S11
|
2 - |S22
|
|S21
|
K 2 - 1 ). When K ≤ 1, MAG is undefined and MSG values are used.
∆ = S11 S22 - S21 S12
|S21
|S12
|
|
(
K ±
MAG =
MSG =
, K =
,
|S12
|
2 |S12
S21|
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
CEL [ CALIFORNIA EASTERN LABS ]
