Silicon Bipolar MMIC Cascadable Amplifier
NOISE FIGURE vs FREQUENCY
7
Id=20m A
6.5
NOISE FIGURE (dB)
6
Id=50m A
5.5
5
4.5
4
0.1
1
FR EQ U EN C Y (GH z)
10
Id=35m A
REVERSE ISOLATION (dB)
-11
-13
-15
-17
-19
-21
-23
-25
0.1
1
FR E QU EN C Y (G H z)
MP4TD0370
REVERSE ISOLATION vs FREQUENCY
10
Typical Scattering Parameters
Z0 = 50Ω, T
A
= +25°C, Id = 35 mA;
Frequency
S11
(GHz)
0.1
0.2
0.4
0.6
0.8
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Mag.
0.119
0.118
0.115
0.107
0.099
0.099
0.131
0.184
0.236
0.287
0.340
0.395
0.443
0.480
Angle
177.7
177.8
175.0
175.4
179.4
-174.0
-162.5
-166.8
-178.4
167.1
151.8
137.0
123.4
113.0
Mag.
4.54
4.52
4.45
4.35
4.21
4.06
3.60
3.11
2.67
2.31
3.03
1.80
1.57
1.39
S21
Angle
172.7
168.0
156.8
145.4
134.2
123.4
98.0
75.1
55.1
37.7
21.8
7.1
-6.2
-18.1
Mag.
0.114
0.114
0.117
0.121
0.126
0.133
0.152
0.171
0.189
0.203
0.215
0.224
0.232
0.235
S12
Angle
0.1
3.2
6.6
9.6
12.3
13.9
15.8
14.3
11.3
7.7
3.6
-0.8
-5.3
-9.0
Mag
0.096
0.102
0.119
0.140
0.162
0.181
0.210
0.212
0.194
0.180
0.172
0.169
0.177
0.194
S22
Angle
-18.4
-30.7
-57.0
-78.7
-95.7
-110.1
-137.3
-156.7
-169.0
-178.3
174.5
167.0
159.2
152.3
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3
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