7
MGA-13116 Q1 Typical Scattering Parameters, Vdd1 = 5 V, Idd1 = 55 mA
Freq
GHz
S11 S21 S12 S22
Mag. Ang. Mag. Ang. Mag. Ang. Mag. Ang.
0.1 0.74 -41.90 28.09 145.39 0.02 63.40 0.29 -39.30
0.5 0.22 -84.68 11.81 105.49 0.05 60.13 0.14 1.62
0.9 0.14 -101.78 7.39 86.79 0.09 60.17 0.18 -12.75
1.0 0.13 -106.05 6.74 83.14 0.09 59.45 0.18 -16.99
1.5 0.10 -128.01 4.69 67.16 0.14 53.73 0.18 -35.56
1.9 0.09 -140.02 3.77 56.17 0.17 47.97 0.17 -50.36
2.0 0.09 -142.35 3.60 53.51 0.18 46.51 0.16 -53.64
2.5 0.08 -154.03 2.93 41.20 0.22 38.81 0.16 -73.64
3.0 0.06 -173.46 2.49 29.38 0.26 30.55 0.15 -91.93
4.0 0.04 129.28 1.92 6.91 0.33 13.36 0.12 -151.01
5.0 0.04 120.65 1.58 -14.44 0.40 -4.62 0.19 158.26
6.0 0.05 84.36 1.34 -35.13 0.45 -22.97 0.26 121.64
7.0 0.05 29.33 1.14 -54.64 0.48 -41.22 0.35 93.85
8.0 0.02 -178.29 0.99 -73.16 0.50 -59.29 0.43 81.24
9.0 0.10 169.39 0.88 -93.10 0.52 -79.56 0.46 62.32
10.0 0.10 178.95 0.74 -111.93 0.50 -99.40 0.45 33.79
11.0 0.13 134.83 0.65 -125.11 0.49 -114.26 0.54 25.75
12.0 0.28 108.23 0.61 -140.87 0.50 -131.91 0.65 19.97
13.0 0.49 103.82 0.51 -157.73 0.45 -151.15 0.62 18.93
14.0 0.62 94.39 0.43 -170.19 0.40 -166.05 0.69 11.24
15.0 0.71 71.83 0.37 172.53 0.36 174.21 0.79 -1.76
16.0 0.81 44.07 0.29 154.33 0.28 153.44 0.82 -10.61
17.0 0.87 17.53 0.20 139.72 0.20 136.55 0.82 -23.84
18.0 0.81 -19.41 0.11 165.37 0.11 162.20 0.89 -42.58
19.0 0.18 29.76 0.34 154.36 0.37 148.88 0.77 -60.35
20.0 0.82 19.19 0.26 126.89 0.27 117.97 0.85 -46.54
Figure 20.
Notes: Measurements are made on 10 mils Rogers R04350 TRL Board.
Figure 20 shows the input and output reference plane for Q1.
15
12
14
11
13
9
8765
4
2
16
103
1
bias
LNA2LNA1
RF input
Reference Plane
RF output
Reference Plane
MGA-13116 Q1 Typical Noise Parameters, Vdd1 = 5 V, Idd1 =
55 mA
Freq
GHz
Fmin
dB
Γopt
Mag.
Γopt
Ang. Rn/50
0.50 0.39 0.090 -21.8 0.0428
0.70 0.35 0.143 -39.2 0.0474
0.75 0.42 0.098 -48.2 0.0378
0.80 0.39 0.054 5.9 0.0402
0.90 0.42 0.064 7.3 0.0402
1.50 0.55 0.068 4.1 0.0538
1.70 0.60 0.074 70.4 0.0492
1.95 0.70 0.097 149 0.0392