NE34018
TYPICAL SCATTERING PARAMETERS (TA = 25°C)
90˚
1
.8
1.5
.6
2
135˚
45˚
.4
3
S
11
4
5
S
12
8 GHz
.2
0.5 GHz
S
21
S
22
S
22
10
20
0.5 GHz
8 GHz
0.5 GHz
3
4
0
.2
.4
.6
.8
1
1.5
2
5
10 20
0.05
0.10 0.15
180˚
0˚
S
8 GHz
-20
-10
12
S
21
S
11
8 GHz
2.50
5.00
-5
-4
-.2
0.5 GHz
-3
-.4
315˚
225˚
-2
-.6
-1.5
-.8
-1
270˚
VDS = 2 V, IDS = 10 mA
FREQUENCY
S11
S21
S12
S22
K
MAG1
(dB)
(GHz)
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
0.978
0.969
0.960
0.949
0.938
0.924
0.897
0.865
0.831
0.796
0.757
0.658
0.563
0.483
0.432
0.409
0.406
0.408
0.411
0.408
0.397
0.383
0.376
-17.0
-20.3
-23.6
-26.9
-30.1
-33.3
-39.8
-46.0
-52.4
-58.7
-65.1
-81.9
-100.1
-119.7
-139.4
-157.2
-171.0
179.2
171.4
163.8
154.5
140.6
123.6
6.806
6.731
6.691
6.624
6.559
6.502
6.371
6.217
6.065
5.912
5.750
5.336
4.909
4.478
4.080
3.733
3.448
3.223
3.050
2.906
2.782
2.672
2.560
162.8
159.7
156.5
153.4
150.3
147.2
141.2
135.3
129.5
123.9
118.3
105.0
92.4
80.8
70.2
60.8
52.3
44.5
37.0
29.4
21.5
0.018
0.022
0.025
0.028
0.032
0.035
0.041
0.047
0.053
0.058
0.063
0.074
0.083
0.091
0.097
0.103
0.109
0.117
0.126
0.136
0.145
0.156
0.166
80.1
78.7
77.3
75.5
73.6
72.4
69.2
66.3
63.4
60.7
58.1
51.7
46.5
41.8
38.1
35.1
33.2
31.6
29.9
27.5
24.1
20.8
16.5
0.723
0.719
0.712
0.706
0.698
0.690
0.673
0.655
0.635
0.614
0.594
0.546
0.501
0.463
0.429
0.388
0.363
0.327
0.293
0.259
0.232
0.211
0.204
-7.5
-9.1
0.178
0.200
0.224
0.253
0.281
0.307
0.356
0.410
0.460
0.509
0.560
0.677
0.782
0.873
0.952
1.018
1.057
1.085
1.097
1.106
1.117
1.112
1.104
25.776
24.857
24.276
23.740
23.117
22.690
21.914
21.215
20.586
20.083
19.603
18.580
17.719
16.920
16.239
14.771
13.538
12.618
11.939
11.320
10.752
10.298
9.917
-10.5
-12.0
-13.4
-14.9
-17.8
-20.6
-23.4
-26.1
-28.8
-35.3
-41.2
-45.9
-49.5
-53.3
-53.8
-55.6
-58.3
-62.8
-71.3
-83.2
-99.5
13.2
4.4
Note:
1. Gain Calculations:
2
2 - |S22
|
1 + | ∆ |2 - |S11
|
|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 ]
