CHA3512_15 Datasheet, PDF (8/10 Pages) United Monolithic Semiconductors – 6-18GHz Low Noise Digital Variable Amplifier

CHA3512
6-18GHz Digital Variable Amplifier
Typical Chip on wafer Sij parameters for reference state
Tamb = +25°C, Vd = +4.5 V, Id = 210 mA , 0dB state (20A = -5V, 20B = 0V).
Freq (GHz) dB(S11) P(S11) (°) dB(S21) P(S21) (°) dB(S12) P(S12) (°) dB(S22) P(S22) (°)
1.0
-5.5
-92.5 -20.7 161.9 -62.1 112.2 -0.5
-57.6
1.5
-8.0 -124.4 -2.7
69.1
-66.5 -40.1
-1.2
-85.9
2.0
-11.1 -149.5 0.3
94.1 -68.7 91.4
-1.5 -107.3
2.5
-13.9 -167.5 10.0
50.3 -64.9 14.8
-1.9 -132.8
3.0
-17.9 170.0 13.8
-2.9
-83.1 140.3 -2.8 -157.7
3.5
-25.6 167.5 15.6 -54.8 -87.8 39.6
-4.7 -175.7
4.0
-28.0 -112.8 16.3 -91.9 -73.1 116.8 -6.1 167.0
4.5
-20.8 -106.6 17.1 -127.4 -67.2 82.5
-8.0 152.1
5.0
-17.8 -121.1 17.6 -161.5 -63.8 57.4 -10.0 140.7
5.5
-16.9 -137.3 18.0 165.7 -61.5 22.6 -12.2 132.5
6.0
-17.4 -152.0 18.2 133.9 -60.0
-7.1
-14.5 127.7
6.5
-19.4 -161.4 18.3 103.0 -57.6 -33.7 -16.7 127.0
7.0
-22.7 -156.8 18.3
72.7
-56.5 -63.6 -18.7 129.8
7.5
-23.3 -123.6 18.2
43.1
-55.2 -89.9 -19.7 136.0
8.0
-19.3 -107.8 18.0
14.2
-54.0 -115.4 -20.2 140.3
8.5
-15.6 -107.5 17.8 -13.9 -53.6 -142.5 -21.1 137.2
9.0
-13.3 -118.9 17.5 -41.2 -53.7 -160.6 -21.5 132.1
9.5
-11.7 -131.3 17.3 -68.0 -52.6 -177.3 -22.9 127.6
10.0
-10.5 -147.0 17.1 -94.5 -51.6 153.2 -24.4 126.2
10.5
-10.2 -161.0 16.9 -120.6 -53.2 131.7 -26.5 125.0
11.0
-10.0 -174.3 16.9 -146.6 -53.3 114.2 -28.6 130.5
11.5
-10.1 172.0 16.9 -173.0 -53.7 99.0 -29.8 142.9
12.0
-10.4 157.6 17.0 159.8 -55.4 76.4 -29.7 148.2
12.5
-11.1 142.7 17.0 131.8 -59.3 61.7 -30.1 140.1
13.0
-12.4 125.9 17.0 102.9 -59.3 48.4 -32.0 109.0
13.5
-14.7 112.4 16.8
74.2
-62.4 -22.1 -34.9
37.3
14.0
-17.6 104.1 16.7
45.8
-59.0 -113.2 -29.6 -36.7
14.5
-20.9 107.6 16.6
16.4
-54.6 -169.8 -25.4 -71.4
15.0
-20.5 120.0 16.6 -14.5 -51.5 171.1 -24.5 -93.5
15.5
-18.4 113.6 16.4 -46.8 -48.0 149.4 -25.2 -99.5
16.0
-16.8
92.0
16.1
-80.4 -45.8 126.8 -25.9 -79.2
16.5
-15.7
63.4
15.5 -114.6 -43.8 100.8 -21.5 -60.8
17.0
-14.9
31.3
14.7 -148.5 -43.3
75.6
-15.9 -66.5
17.5
-14.5
2.8
14.0 175.9 -42.6 52.2 -12.2 -84.5
18.0
-13.8 -20.5 12.9 138.1 -42.4 25.5
-9.6 -106.7
18.5
-12.8 -39.8 11.3
98.1
-43.0
-5.1
-8.4 -131.5
19.0
-11.5 -57.4
8.9
59.2
-45.7 -39.8
-8.3 -154.4
19.5
-10.3 -75.6
6.0
23.7
-50.7 -77.9
-8.9 -174.8
20.0
-9.3
-93.4
3.2
-8.9
-60.5 -154.2 -10.2 167.0
20.5
-8.7 -110.5 0.8
-40.4 -57.9 108.5 -12.1 151.2
21.0
-8.4
-127.9 -0.9
-74.3 -50.5
78.2
-15.0 138.3
21.5
-8.4 -144.2 -1.8 -118.3 -47.7 52.1 -21.2 150.9
22.0
-8.6 -159.1 -3.7 176.5 -44.3 19.4 -15.1 -171.3
22.5
-8.9 -175.4 -8.9 108.2 -45.6 -14.4 -12.2 157.4
23.0
-9.5
167.6 -13.6
57.0
-47.3 -35.8 -12.7 134.3
23.5
-10.4 150.2 -16.4 15.7 -49.2 -46.6 -13.9 117.4
24.0
-11.6 130.5 -18.1 -17.7 -52.6 -62.7 -15.2 103.7
Ref. DSCHA3512-8144 - 23 May 08
8/10
Specifications subject to change without notice
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