6-18GHz Digital Variable Amplifier
CHA3511
Typical chip on wafer Sij parameters for reference state
Tamb 25°C,Bias conditions:Vd(Pads B&D)=4.5V, Vg(Pad s A & C) tuned for Id=190mA
Configuration Gain:Pad E2=-5V / pad F=0V
Freq (GHz) S11(dB) PhS11(°) S12(dB) PhS12(°) S21(dB) PhS2 1(°) S22(dB) PhS22(°)
4.0
5.0
6.0
7.0
8.0
-9.5
-12.0
-14.3
-15.7
-16.0
-14.4
-12.2
-10.5
-9.2
154.9
129.9
107.7
81.9
48.4
5.8
-34.4
-68.9
-99.1
-126.1
-154.5
-175.5
170.8
-172.9
170.8
102.1
-66.3
-69.6
-62.6
-59.2
-56.1
-54.0
-52.6
-51.6
-49.8
-49.8
-43.5
-43.8
-45.2
-45.7
-40.8
-44.2
146.8
123.3
21.1
15.2
16.3
17.1
17.4
17.4
16.9
16.4
15.8
15.8
16.1
16.5
17.1
18.7
20.3
19.3
6.6
-67.3
-129.1
173.2
118.0
64.6
-10.7
-13.3
-15.0
-16.9
-17.8
-18.3
-18.6
-18.1
-17.3
-16.3
-17.2
-19.4
-17.0
-17.4
-14.6
-9.7
174.1
157.1
140.2
122.9
103.3
69.8
-14.4
-85.3
-109.4
-157.0
163.8
150.9
126.6
103.0
37.7
-31.4
-156.6
110.8
-9.5
9.0
12.9
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
20.0
-35.8
-81.7
-125.7
-170.8
139.9
91.8
29.4
-18.3
-70.0
-125.6
163.7
78.6
-14.5
-87.5
-78.7
159.7
-8.7
-9.2
-11.0
-14.0
-15.9
-14.1
-10.5
39.0
-30.3
-110.4
94.2
Typical on wafer Measurements @ 25°C
Bias conditions:Vd(Pads B&D)=4.5V, Vg(Pads A & C) tuned for Id=190mA
Configuration Isolation:Pad E2=0V / pad F=-5V
Freq (GHz) S11(dB) PhS11(°) S12(dB) PhS12(°) S21(dB) PhS21(°) S22(dB ) PhS22(°)
4.0
5.0
6.0
7.0
8.0
-1.2
-1.3
-1.4
-1.5
-1.6
-1.7
-1.8
-1.9
-2.0
-2.0
-2.1
-2.2
-2.3
-2.3
-2.4
-2.5
-2.5
149.2
142.1
134.8
127.3
119.7
112.0
104.0
95.9
87.6
78.5
69.3
59.6
-71.2
-72.9
-75.1
-77.2
-66.2
-70.9
-65.9
-57.7
-54.0
-50.2
-45.3
-48.2
-49.3
-53.6
-50.9
-52.7
-58.2
128.5
-158.1
-69.3
68.3
-152.4
-152.7
153.0
163.6
164.6
132.6
85.4
39.2
9.4
9.2
10.9
-40.9
-10.3
-33.8
-32.0
-31.7
-31.8
-33.2
-36.2
-36.6
-37.9
-38.5
-36.6
-33.8
-30.4
-26.3
-23.0
-20.3
-24.1
-34.6
176.0
118.9
64.8
-10.7
-13.2
-15.0
-16.9
-17.8
-18.6
-18.9
-18.8
-18.0
-17.5
-18.1
-19.7
-17.9
-16.0
-14.2
-8.4
174.1
156.8
139.7
122.8
103.0
69.1
17.7
-30.2
-83.2
-135.5
159.1
97.6
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
30.0
-18.0
-67.5
-119.7
-178.3
101.3
7.2
-65.9
-85.3
-143.6
159.3
40.5
-22.5
-79.1
-136.8
158.2
76.0
49.7
39.4
29.2
19.0
-17.5
-86.3
8.8
-9.6
Ref. : DSCHA35116286 - 13 Oct 06
4/10
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
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
