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4
2
22
6
10
14
18
Frequency (GHz)
0
5
10
15
20
25
Output
VD1=VD2=5.0V, VG1=VG2=Open
Spec Range
(5.9 - 20 GHz)
50
0
10
20
Sm
all
-S
ign
al
Ga
in
(d
B)
10
0
2
22
6
10
14
18
Gain
Frequency (GHz)
VD2=5.0V, VG1=VG2=Open
Re
ve
rs
e
Iso
lat
ion
(d
B)
Spec Range
(5.9 - 20 GHz)
S–Parameters[1] (TA = 25°C, VD1 = VD2 = 5.0V, VG1 = VG2 = Open, Zo = 50)
1. Data obtained from on–wafer measurements.
Freq.
(GHz)
S11
S12
S21
S22
dB
Mag
Ang
dB
Mag
Ang
dB
Mag
Ang
dB
Mag
Ang
2.0
4.8
0.574
140.8
71.2
0.000
73.5
43.0
0.0070
117.3
0.9
0.901
75.4
2.5
5.6
0.526
166.9
74.4
0.000
12.0
25.3
0.0544
113.7
1.6
0.835
99.7
3.0
6.0
0.501
166.4
73.6
0.000
41.3
8.0
0.3981
124.1
3.3
0.687
127.0
3.5
6.2
0.492
136.2
55.9
0.002
51.8
2.9
1.4008
159.1
6.1
0.498
156.7
4.0
6.7
0.461
99.3
49.4
0.003
94.9
10.4
3.3208
154.4
10.3
0.305
171.1
4.5
8.8
0.363
60.6
45.5
0.005
140.6
14.2
5.1331
104.5
16.7
0.147
133.8
5.0
11.9
0.255
30.7
43.8
0.006
179.4
15.4
5.9052
62.9
23.2
0.069
76.1
5.5
14.4
0.190
10.9
43.8
0.006
152.8
15.6
6.0539
31.6
22.0
0.079
21.3
6.0
15.8
0.163
3.8
43.4
0.007
132.6
15.6
6.0319
6.8
18.9
0.114
5.5
6.5
16.4
0.152
16.2
43.4
0.007
116.8
15.6
6.0062
14.1
16.8
0.144
19.6
7.0
16.3
0.153
27.4
43.1
0.007
101.8
15.5
5.9669
32.7
15.4
0.171
30.5
7.5
16.0
0.159
38.0
43.0
0.007
87.6
15.5
5.9318
49.7
14.3
0.193
39.4
8.0
15.4
0.171
48.2
42.8
0.007
79.1
15.4
5.8635
65.4
13.5
0.212
47.1
8.5
14.9
0.180
58.5
42.7
0.007
68.9
15.4
5.8567
80.0
12.9
0.227
54.4
9.0
14.5
0.189
67.5
42.5
0.008
58.9
15.3
5.8232
94.2
12.5
0.237
61.4
9.5
14.1
0.198
75.8
42.3
0.008
50.2
15.2
5.7757
107.8
12.2
0.246
67.8
10.0
13.7
0.206
83.6
42.0
0.008
41.0
15.2
5.7385
121.0
12.0
0.252
73.9
10.5
13.4
0.214
91.2
42.0
0.008
33.7
15.1
5.7043
133.8
11.9
0.254
79.6
11.0
13.2
0.219
98.3
42.0
0.008
27.5
15.1
5.6618
146.2
11.9
0.253
85.2
11.5
13.0
0.223
105.1
41.7
0.008
19.8
15.0
5.6180
158.4
12.0
0.250
90.0
12.0
13.0
0.224
111.4
41.3
0.009
13.9
14.9
5.5801
170.4
12.2
0.245
94.3
12.5
13.0
0.224
117.5
40.9
0.009
6.2
14.9
5.5525
177.7
12.5
0.238
98.2
13.0
13.1
0.221
123.2
40.8
0.009
1.0
14.9
5.5276
166.0
12.8
0.230
101.6
13.5
13.3
0.217
128.7
40.5
0.009
6.7
14.8
5.5138
154.2
13.1
0.221
104.3
14.0
13.5
0.210
134.1
40.2
0.010
12.5
14.8
5.5069
142.3
13.5
0.211
106.2
14.5
13.9
0.201
138.9
40.0
0.010
17.5
14.8
5.4997
130.5
13.9
0.201
107.1
15.0
14.5
0.188
143.4
39.2
0.011
25.3
14.8
5.5050
118.6
14.4
0.191
106.8
15.5
15.2
0.174
147.2
39.1
0.011
31.8
14.8
5.5089
106.3
14.7
0.184
105.4
16.0
16.2
0.155
150.0
38.6
0.012
38.9
14.8
5.5103
93.8
14.9
0.180
103.4
16.5
17.5
0.133
150.7
38.4
0.012
45.8
14.8
5.5013
80.9
14.9
0.180
100.3
17.0
19.2
0.110
147.8
37.8
0.013
52.1
14.8
5.4892
67.9
14.6
0.186
97.4
17.5
21.1
0.088
138.0
37.3
0.014
60.7
14.7
5.4475
54.4
14.3
0.194
95.6
18.0
22.1
0.079
117.7
36.7
0.015
69.6
14.7
5.4016
40.5
13.7
0.206
95.1
18.5
20.7
0.092
96.6
35.9
0.016
74.8
14.5
5.3231
26.1
13.3
0.217
96.0
19.0
18.2
0.123
83.9
35.4
0.017
85.0
14.3
5.2168
11.2
13.0
0.224
98.0
19.5
15.4
0.169
80.3
35.0
0.018
95.7
14.0
5.0371
4.3
12.9
0.226
99.4
20.0
13.0
0.224
81.8
34.8
0.018
105.6
13.7
4.8240
19.9
13.0
0.225
100.9
20.5
11.1
0.278
85.7
34.7
0.018
114.9
13.2
4.5580
36.4
13.3
0.217
99.8
21.0
9.6
0.332
91.2
34.2
0.020
126.3
12.5
4.2135
52.5
13.8
0.205
97.5
21.5
8.3
0.384
-97.7
34.3
0.019
137.2
11.7
3.8489
68.9
14.0
0.199
90.2
22.0
7.3
0.432
284.7
34.2
0.020
328.3
10.8
3.4671
85.5
13.4
0.214
80.1
Notes:
Figure 3.
Input and Output Return Loss
versus Frequency
Figure 2.
Gain and Isolation versus Frequency
In
pu
tR
et
ur
n
Lo
ss
(d
B)
Ou
tp
ut
Re
tu
rn
Lo
ss
(d
B)
5
10
15
20
25
20
30
40
Input
5
15
VD1=5.0V
VD1=3.0V
Isolation