NE34018
TYPICAL SCATTERING PARAMETERS (TA = 25°C)
90˚
1
.8
1.5
.6
2
135˚
45˚
.4
3
S11
4
5
8 GHz
.2
S
22
S
21
S
22
10
20
0.5 GHz
S
12
8 GHz
0.5 GHz
0.05
0.10 0.15
4
0
.2
.4 .6 .8
1
1.5
2
3
5
10 20
180˚
0˚
S
0.5 GHz
-20
-10
12
1.00
8 GHz
S
11
S
21
2.00
0.5 GHz
-5
-4
-.2
8 GHz
3.00
4.00
-3
-.4
315˚
225˚
-2
5.00
-.6
-1.5
-.8
-1
270˚
VDS = 2 V, IDS = 5 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
0.984
0.979
0.973
0.965
0.958
0.949
0.930
0.906
0.881
0.853
0.821
0.737
0.648
0.569
0.512
0.482
0.472
0.468
0.464
0.456
0.441
0.422
0.411
-15.1
-18.0
-21.0
-23.9
-26.8
-29.8
-35.7
-41.5
-47.5
-53.6
-59.8
-76.3
-94.2
-113.6
-133.0
-150.9
-165.2
-175.7
176.0
167.9
158.2
144.3
127.5
4.945
4.908
4.899
4.871
4.843
4.825
4.783
4.723
4.660
4.605
4.531
4.332
4.092
3.805
3.516
3.248
3.025
2.846
2.714
2.601
2.505
2.417
2.321
165.0
162.3
159.4
156.7
153.9
151.1
145.6
140.2
134.7
129.3
123.8
110.5
97.6
85.3
73.9
63.8
54.7
46.4
38.4
30.5
22.1
0.020
0.023
0.027
0.031
0.034
0.038
0.045
0.052
0.058
0.064
0.070
0.082
0.092
0.098
0.102
0.105
0.108
0.112
0.118
0.126
0.134
0.142
0.151
80.6
78.9
77.0
75.3
73.7
72.1
68.7
65.4
62.2
59.1
56.0
48.2
41.4
35.3
30.5
27.2
25.3
24.5
23.7
22.4
20.2
18.0
15.0
0.807
0.803
0.798
0.793
0.788
0.781
0.767
0.751
0.734
0.715
0.696
0.648
0.600
0.556
0.518
0.480
0.444
0.405
0.367
0.331
0.302
0.283
-7.2
-8.6
0.135
23.931
23.292
22.587
21.963
21.536
21.037
20.265
19.582
19.050
18.570
18.111
17.229
16.481
15.891
15.374
14.904
14.074
12.459
11.622
10.955
10.372
9.874
0.152
0.174
0.195
0.213
0.231
0.270
0.314
0.354
0.395
0.438
0.542
0.643
0.748
0.845
0.932
1.004
1.068
1.107
1.130
1.149
1.161
1.152
-10.0
-11.5
-12.9
-14.4
-17.3
-20.2
-23.1
-26.0
-28.9
-36.0
-42.4
-47.7
-51.8
-54.9
-57.8
-61.0
-65.4
-71.6
-80.8
-92.2
13.3
4.0
0.281 -105.9
9.503
Note:
1. Gain Calculations:
2
1 + | ∆ |2 - |S11
|
2 - |S22
|
|S21
|S12
|
|
K 2 - 1 ). When K ≤ 1, MAG is undefined and MSG values are used.
∆ = S11 S22 - S21 S12
|S21
|S12
|
|
(K ±
MAG =
MSG =
, K =
,
2 |S12
S21|
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
CEL [ CALIFORNIA EASTERN LABS ]
