20-40GHz High Gain Buffer Amplifier
CHA2098b
Typical Scattering Parameters (on Wafer)
Bias conditions: Vd=3.5V Vg=0V
Freq.
GHz
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
S11
dB
-18.37
-19.49
-20.63
-22.15
-24.36
-26.49
-24.05
-22.26
-21.20
-20.46
-20.57
-20.37
-20.01
-20.38
-20.51
-21.26
-21.82
-22.62
-21.97
-22.69
-23.12
-22.50
-22.15
-20.65
-18.94
-17.28
-14.60
-12.20
-10.21
-8.25
-6.83
-5.68
-4.73
S11
/°
116.1
113.8
113.4
114.4
120.5
140.0
163.8
156.6
159.0
150.9
148.8
145.4
141.8
136.9
132.4
127.2
125.6
129.0
127.4
118.7
114.3
103.9
91.0
71.9
39.2
8.4
-18.5
-40.3
-59.7
-80.9
-97.6
-113.3
-129.1
S12
dB
-69.59
-65.95
-65.20
-60.58
-58.79
-54.42
-51.83
-52.04
-60.55
-54.03
-50.49
-49.95
-49.48
-48.65
-48.33
-49.24
-47.95
-47.60
-48.30
-45.57
-47.53
-48.92
-48.07
-49.33
-46.75
-47.08
-48.00
-47.52
-46.21
-49.74
-48.99
-53.12
-50.08
S12
/°
148.0
154.4
-158.1
155.1
155.7
136.8
127.3
81.3
107.0
100.6
90.6
75.8
67.0
53.7
37.5
25.1
22.8
3.6
-3.7
-22.6
-45.6
-49.1
-69.1
-67.4
-105.6
-108.5
-134.6
-160.4
160.6
147.7
136.5
32.5
-34.8
S21
dB
16.72
18.13
18.90
19.31
19.42
19.97
19.63
18.79
18.65
19.86
19.82
19.89
19.82
19.60
19.53
19.45
19.64
19.53
19.28
19.27
19.15
18.96
18.52
18.36
18.43
18.34
17.82
17.39
16.75
15.88
14.64
13.15
11.65
S21
/°
130.6
102.0
73.7
46.4
22.3
-1.6
-27.5
-46.8
-57.2
-80.0
-102.7
-121.3
-142.0
-161.3
-179.4
162.3
144.2
123.6
104.7
86.4
66.9
46.8
28.3
10.1
-9.4
-31.1
-53.7
-76.8
-99.2
-123.1
-145.6
-167.2
172.2
S22
dB
-7.99
-10.02
-13.84
-16.29
-19.17
-18.06
-16.16
-16.79
-17.79
-18.36
-15.84
-15.59
-14.72
-14.17
-13.37
-12.84
-13.15
-12.50
-12.28
-11.93
-11.82
-12.13
-12.07
-11.87
-10.98
-10.60
-10.11
-9.83
-9.28
-8.54
-8.12
-7.61
-7.25
S22
/°
77.7
51.4
20.3
-13.8
-64.4
-99.8
-138.5
-168.8
168.2
-171.8
175.6
171.0
159.9
154.0
144.0
131.6
123.6
114.6
102.1
93.5
79.2
67.7
58.5
47.6
36.1
19.8
6.4
-7.0
-20.8
-37.0
-50.7
-62.9
-77.1
Ref. : DSCHA20981233 21-August-01
5/8
Specifications subject to change without notice
Route Départementale 128 , B.P.46 - 91401 ORSAY Cedex - FRANCE
Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09