
TYPICAL COMMON SOURCE SCATTERING PARAMETERS
(T
A
= 25
°
C)
0.1
0.2
0.5
1.0
1.5
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
0.999
0.999
0.999
0.989
0.978
0.955
0.915
0.859
0.804
0.757
0.714
0.673
0.639
0.607
0.570
0.544
0.532
0.527
0.515
0.500
0.511
0.544
-2.2
-4.1
-10.4
-20.6
-30.6
-40.0
-58.5
-76.1
-92.5
-108.9
-124.2
-138.0
-152.2
-166.3
178.4
162.6
146.7
131.9
114.9
98.0
80.1
63.7
3.623
3.607
3.599
3.546
3.508
3.428
3.288
3.091
2.936
2.770
2.604
2.448
2.323
2.237
2.148
2.061
2.009
1.947
1.892
1.824
1.764
1.709
178.1
176.1
170.3
160.5
151.8
142.5
125.4
109.4
94.4
79.3
65.7
52.9
40.0
27.5
15.4
0.003
0.005
0.014
0.023
0.033
0.043
0.061
0.073
0.085
0.091
0.099
0.097
0.099
0.101
0.107
0.107
0.111
0.116
0.125
0.136
0.133
0.146
87.8
86.6
83.8
73.9
68.7
63.8
50.8
40.1
31.3
22.1
14.8
9.5
4.6
-0.3
-5.9
-10.1
-12.6
-15.5
-19.6
-26.1
-35.1
-43.0
0.682
0.682
0.688
0.682
0.674
0.667
0.643
0.611
0.581
0.554
0.529
0.512
0.497
0.489
0.483
0.466
0.447
0.430
0.421
0.429
0.435
0.433
-1.4
-2.7
-6.5
-13.8
-20.0
-26.0
-38.1
-49.4
-60.3
-71.0
-80.7
-90.0
-99.3
-108.3
-118.2
-128.3
-138.5
-149.6
-162.6
-176.3
170.0
159.0
0.06
0.04
0.02
0.12
0.14
0.21
0.31
0.43
0.52
0.63
0.71
0.84
0.94
1.02
1.06
1.17
1.19
1.20
1.18
1.14
1.17
1.05
11.1
11.1
11.1
10.9
10.9
10.7
10.3
9.8
9.3
8.8
8.3
7.7
7.3
6.9
6.6
6.2
6.0
5.7
5.5
5.2
4.9
4.6
30.8
28.5
24.1
21.8
20.2
19.0
17.3
16.2
15.3
14.8
14.2
14.0
13.7
12.5
11.4
10.3
9.9
9.5
9.2
8.9
8.6
9.2
2.7
-9.4
-20.9
-34.0
-47.2
-60.0
-73.2
Note:
1. Gain Calculations:
|S
21
|
|S
12
|
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
MAG =
K - 1
).
(
K
±
= S
11
S
22
- S
21
S
12
,
When K
≤
1, MAG is undefined and MSG values are used. MSG =
|S
21
|
|S
12
|
, K =
1 + |
| - |S
11
| - |S
22
|
2 |S
12
S
21
|
2
NE76084S
V
DS
= 3 V, I
D
= 10 mA
FREQUENCY
(GHz)
Coordinates in Ohms
Frequency in GHz
(V
DS
= 3 V, I
DS
= 10 mA)
S
11
S
21
S
12
S
22
K
S
21
(dB)
MAG
1
(dB
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
NE76084S
j250
j150
j100
j50
j25
j10
0
-j10
-j25
-j50
-j100
-j150
-j250
S11
.1 GHz
S22
.1 GHz
S11
18 GHz
S22
18 GHz
10
50
100
+90
5
+60
+30
+120
+150
-150
-120
-90
-60
-30
0
+180
–
S21
.1 GHz
S21
18 GHz
S12
.1 GHz
S12
18 GHz
.05
.15
.2
.25
4
2