mga-638p8 Avago Technologies, mga-638p8 Datasheet - Page 10

• Manufacturer Part Number: mga-638p8
• Description: High Linearity Low Noise Ampli?er
• Manufacturer: Avago Technologies

Reference Plane
Typical Scattering Parameters, Vdd = 4.8 V, Idd = 84 mA
LNA SPAR (100 MHz – 20 GHz)
Figure 25. RFinput and RFoutput Reference Plane
10
Freq
(GHz)
0.1
0.5
0.7
0.9
1.0
1
1.5
1.7
1.9
2.0
2.5
3
3.5
4
4.5
5
5.5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
RFinput
S11
(dB)
0.052
-3.786
-4.926
-5.619
-5.94
-6.855
-6.979
-7.065
-7.111
-7.134
-7.136
-7.142
-7.139
-7.089
-6.942
-6.655
-6.451
-5.788
-5.04
-4.687
-4.53
-4.256
-3.95
-3.737
-3.546
-3.424
-3.498
-3.526
-3.178
-2.789
-2.6
0.052
[RFinput]
[Vbias2]
[NU]
[NU]
[2]
[1]
[4]
[3]
S11
(ang)
-25.318
-94.894
-113.237
-126.296
-130.828
-149.182
-155.224
-160.403
-162.698
-172.674
179.587
173.225
167.248
161.143
155.016
148.942
142.125
130.272
122.162
113.451
100.173
84.617
69.227
53.796
40.2
31.813
23.38
11.48
-0.579
-13.818
-28.557
-25.318
Bias
S21
(dB)
34.68
28.92
26.654
24.794
24.002
20.776
19.732
18.78
18.329
16.343
14.633
13.156
11.896
10.78
9.656
8.55
7.548
5.404
3.238
1.055
-0.705
-3.251
-6.332
-10.138
-12.417
-16.055
-20.865
-28.925
-41.317
-28.286
-24.254
34.68
[RFoutput]
[PwrDwn]
[Vbias1]
[NU]
[8]
[7]
[6]
[5]
S21
(ang)
152.786
107.281
95.227
85.752
81.827
64.411
57.966
51.816
48.898
34.267
20.497
7.35
-4.959
-17.688
-30.521
-43.17
-55.893
-80.204
-102.483
-123.348
-145.751
-170.507
165.37
151.871
132.898
116.123
103.357
85.718
-143.263
-139.464
-152.264
152.786
Reference Plane
RFoutput
S12
(dB)
-47.737
-37.408
-35.752
-34.427
-33.793
-31.307
-30.494
-29.76
-29.413
-27.955
-26.738
-25.665
-24.685
-23.859
-23.2
-22.633
-22.01
-21.138
-20.538
-19.722
-18.579
-18.185
-17.868
-18.239
-16.923
-16.237
-15.662
-15.097
-15.974
-16.249
-16.13
-47.737
S12
(ang)
91.863
58.237
55.654
54.436
54.206
51.726
50.16
48.458
47.834
42.754
37.613
32.748
27.439
21.999
16.433
11
5.398
-5.826
-15.36
-23.213
-35.202
-49.114
-64.111
-71.411
-83.447
-95.104
-105.573
-123.669
-133.494
-148.305
-161.015
91.863
S22
(dB)
-4.011
-9.104
-10.055
-10.498
-10.523
-10.416
-10.335
-10.19
-10.067
-9.537
-8.876
-8.157
-7.477
-7.005
-6.443
-5.941
-5.508
-4.575
-3.749
-3.697
-2.821
-2.62
-2.273
-3.688
-2.495
-2.974
-3.854
-3.569
-3.394
-2.439
-2.919
-4.011
S22
(ang)
-28.89
-52.056
-57.82
-62.723
-63.981
-74.85
-80.854
-86.86
-89.923
-104.635
-118.233
-130.639
-143.5
-155.432
-167.299
-178.746
169.605
148.209
131.73
119.517
101.483
75.099
51.688
41.604
39.518
25.468
8.667
-9.967
-14.401
-20.145
-18.344
-28.89