CHT4699-99F Datasheet, PDF (3/12 Pages) United Monolithic Semiconductors – 36-44GHz Variable Attenuator

36-44GHz Variable Attenuator
Typical on wafer Sij parameters
Tamb.= +25°C, V1= -5 V, V2=-5 V, Minimum attenuation
Freq
S11 PhS11 S12 PhS12 S21
(GHz) (dB)
(°)
(dB)
(°)
(dB)
25.0
-19.46
-17.4
25.5
-21.44
-10.3
26.0
-22.65
10.1
-3.02
-3.03
-3.09
53.8
45.6
37.9
-3.13
-3.04
-3.13
26.5
-21.57
28.1
27.0
-20.47
41.5
27.5
-18.31
50.0
-3.14
-3.11
-3.05
30.8
23.6
15.3
-3.14
-3.06
-3.06
28.0
-16.03
52.0
-3.12
7.1
-3.18
28.5
-14.38
49.4
-3.35
-1.0
-3.31
29.0
-13.17
46.0
29.5
-11.99
42.3
30.0
-11.29
39.0
-3.51
-3.61
-3.78
-8.7
-15.9
-22.1
-3.33
-3.52
-3.56
30.5
-10.46
33.2
31.0
-9.95
28.5
31.5
-9.70
24.5
-3.98
-4.02
-4.04
-29.8
-36.6
-43.0
-3.56
-3.69
-3.68
32.0
-9.26
21.6
-4.00
-49.9
-3.83
32.5
-8.57
18.5
-4.32
-58.7
-3.67
33.0
-8.24
12.5
-4.37
-63.5
-4.15
33.5
-8.09
8.8
-4.39
-70.1
-4.30
34.0
-7.59
5.0
-4.32
-76.6
-4.08
34.5
-7.42
-0.6
-4.36
-82.9
-3.88
35.0
-7.14
-8.2
-3.92
-90.0
-3.49
35.5
-7.28
-12.8
-4.09
-97.7
-3.71
36.0
-7.51
-18.2
-4.02
-105.9
-3.42
36.5
-7.56
-24.6
-4.35
-111.6
-4.08
37.0
-8.09
-28.7
-4.14
-118.8
-4.11
37.5
-8.60
-31.7
-4.04
-125.2
-4.05
38.0
-8.73
-36.7
-3.72
-132.8
-3.64
38.5
-9.43
-40.2
-3.59
-141.2
-3.47
39.0
-9.77
-43.1
-3.75
-150.8
-3.73
39.5
-10.25
-50.9
-3.75
-157.6
-3.83
40.0
-11.94
-55.1
-3.73
-165.3
-4.07
40.5
-13.58
-55.1
-3.80
-173.6
-3.89
41.0
-15.22
-53.3
-3.79
178.5
-3.73
41.5
-17.80
-43.2
-3.59
170.1
-3.65
42.0
-18.88
-23.1
-3.70
161.7
-3.73
42.5
-17.78
-6.7
43.0
-15.78
5.7
43.5
-13.90
7.5
-3.68
-3.84
-3.80
153.2
143.8
136.7
-3.72
-3.79
-3.73
44.0
-11.87
9.1
44.5
-10.25
5.3
45.0
-9.30
-1.2
-4.10
-4.38
-4.71
126.2
116.9
108.1
-3.96
-4.65
-5.34
45.5
-8.64
-8.3
-5.28
102.0
-5.54
46.0
-8.75
-13.8
-5.73
96.8
-5.46
46.5
-8.46
-18.1
-5.37
89.9
-5.51
47.0
-8.19
-22.3
-4.85
82.1
-5.86
47.5
-8.02
-25.5
-5.30
68.6
-6.14
48.0
-7.44
-31.5
-6.30
64.2
-6.66
48.5
-8.08
-39.7
-6.56
56.0
-7.14
49.0
-8.32
-41.1
-6.92
52.3
-7.72
49.5
-8.44
-48.7
-6.66
49.4
-7.18
50.0
-10.43
-58.0
-5.71
37.4
-7.01
CHT4699-99F
PhS21
(°)
53.5
45.9
38.6
31.4
23.4
15.8
7.4
-0.6
-6.9
-15.1
-21.6
-28.6
-34.9
-42.3
-50.3
-57.9
-65.6
-69.3
-76.2
-80.2
-89.4
-98.4
-108.0
-116.3
-120.9
-128.0
-133.5
-143.8
-151.5
-161.0
-167.0
-173.3
178.7
169.1
161.0
152.2
144.0
134.1
122.6
114.1
106.2
101.1
95.0
84.7
78.0
69.2
60.2
56.5
50.4
47.2
36.4
S22
(dB)
-20.13
-21.81
-22.83
-22.67
-21.34
-18.76
-15.88
-13.89
-12.59
-11.73
-10.82
-10.07
-9.46
-8.83
-8.46
-7.98
-7.66
-7.69
-7.68
-7.69
-7.50
-7.63
-7.84
-8.18
-8.86
-9.49
-9.52
-9.77
-9.88
-10.39
-11.25
-12.21
-13.36
-14.03
-14.48
-14.80
-14.21
-12.11
-10.53
-9.63
-8.86
-7.90
-7.30
-6.64
-6.12
-6.08
-6.29
-6.02
-6.20
-6.63
-7.65
PhS22
(°)
-10.5
4.0
23.7
36.9
47.5
53.5
53.7
50.9
49.1
48.0
44.0
37.6
31.2
25.0
20.4
16.8
12.1
7.7
2.1
-2.8
-11.1
-15.5
-19.7
-22.1
-23.3
-24.4
-27.7
-31.1
-34.0
-38.3
-38.5
-39.6
-34.3
-28.1
-25.3
-14.9
-4.5
0.3
-0.5
-2.0
-2.7
-3.5
-9.1
-17.6
-25.3
-32.7
-35.3
-38.2
-45.0
-51.7
-56.9
Ref. : DSCHT46992090 - 30 Mar 12
3/12
Specifications subject to change without notice
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