10
Test Circuit For S and Noise parameter measurement
[10]
Figure 30. S parameter and Noise parameter test circuit in an automated measurement system
Part Size Value P/N
L2 0402 3.9nH LL1005FH3N9C (TOKO)
C1 0402 11pF MCH155A110JK(ROHM)
C2 0402 0.1uF CM05X7R104K10AHF
Note:
10. The measurement is calibrated up to the input (RFin)
and output (RFout) pin of the package
MGA-645T6 LNA Mode typical scattering parameters at 25C, Vdd = 3V ; Id = 7mA
Freq. S11 S21 S12 S22
(GHz) Mag Ang (dB) Mag Ang (dB) Mag Ang Mag Ang
0.5 0.967 -24.335 7.88 2.4761 -75.33 -45.04 0.0056 -138.21 0.9085 -122.31
1 0.8861 -49.8342 13.58 4.7744 -171.657 -38.06 0.0125 128.9233 0.432 35.0635
1.5 0.8251 -69.8995 12.45 4.191 -157.794 -34.61 0.0186 156.2124 0.6571 85.1871
2 0.7269 -85.9353 11.73 3.8582 174.2387 -32.01 0.0251 132.069 0.6749 17.7274
2.1 0.7122 -88.7111 11.44 3.7313 171.389 -33.23 0.0218 130.7848 0.6811 10.4895
2.2 0.7006 -91.1084 11.21 3.6365 168.6844 -31.9 0.0254 128.8968 0.6819 4.1974
2.3 0.6845 -93.5463 11.01 3.5538 165.0165 -32.08 0.0249 127.6959 0.683 -2.0684
2.4 0.6713 -96.327 10.55 3.3705 161.92 -31.24 0.0274 127.563 0.6865 -7.48
2.5 0.6601 -98.4295 10.37 3.2988 161.3186 -31.4 0.0269 128.1856 0.691 -12.2626
2.6 0.6513 -100.828 10.23 3.246 159.714 -31.18 0.0276 130.7351 0.6867 -16.6168
2.7 0.6362 -102.875 9.99 3.1576 158.2845 -31.15 0.0277 128.1521 0.6901 -20.8737
2.8 0.6249 -105.268 9.53 2.9943 157.1203 -30.96 0.0283 124.8959 0.696 -24.8411
2.9 0.6152 -107.135 9.32 2.9234 156.0789 -31.7 0.026 132.4548 0.6926 -28.5477
3 0.6029 -108.961 8.95 2.8011 155.2783 -31.7 0.026 133.5121 0.6876 -32.1859
3.5 0.5491 -118.1 8.28 2.5942 151.9711 -30.49 0.0299 139.3989 0.6816 -49.8308
4 0.5013 -126.979 7.61 2.4026 146.6674 -30.2 0.0309 139.6368 0.6597 -70.0219
4.5 0.448 -136.942 6.63 2.1452 140.82 -29.55 0.0333 147.2432 0.6719 -93.7765
5 0.4005 -148.164 5.64 1.9149 135.5389 -29.82 0.0323 149.2084 0.6943 -118.882
5.5 0.3674 -160.461 4 1.5849 129.9475 -31.18 0.0276 154.87 0.7417 -139.598
6 0.3646 -175.708 2.14 1.279 125.6513 -30.75 0.029 162.4089 0.7978 -156.427
6.5 0.3856 169.0618 -0.11 0.9878 122.9896 -32.08 0.0249 166.7983 0.8348 -170.871
7 0.4261 155.8448 -2.91 0.7156 121.385 -35.97 0.0159 -177.345 0.8606 175.0569
7.5 0.4897 144.9997 -7.72 0.411 117.9594 -36.95 0.0142 -161.329 0.8771 157.9701
8 0.5128 139.1313 -20.71 0.0922 152.3853 -41.01 0.0089 -145.616 0.8565 136.2647
8.5 0.5981 138.3684 -8.88 0.3597 -97.8518 -36.89 0.0143 -61.0845 0.8059 106.3384
9 0.6552 135.8053 -1.62 0.8295 -110.242 -33.19 0.0219 -38.4428 0.7041 67.8904
9.5 0.6801 133.4826 1.94 1.2505 -124.174 -27.64 0.0415 -36.5714 0.5465 18.5069
10 0.6354 134.38 3.94 1.5743 -144.52 -25.9 0.0507 -72.2 0.3212 -48.88
bias/control
1
2
3
6
5
4
L2
MGA-645T6
RFout
RFin
Vdd
Vbypass
C1 C2
Reference plane
11
MGA-645T6 LNA Mode typical noise parameters at 25 °C, Vdd = 3V ; Id = 7mA
Freq.(GHz) Fmin (dB) *opt Mag *opt Ang Rn/50
2 0.55 0.76 67.8 0.23
2.1 0.57 0.76 71.04 0.22
2.2 0.59 0.75 74.29 0.21
2.3 0.62 0.75 77.54 0.21
2.4 0.72 0.69 79.72 0.2
2.5 0.75 0.68 82.9 0.2
2.6 0.78 0.67 86.08 0.2
2.7 0.8 0.66 89.11 0.19
2.8 0.83 0.65 92.14 0.18
2.9 0.85 0.63 95.17 0.18
3 0.88 0.62 98.2 0.17
3.1 0.91 0.61 100.88 0.16
3.2 0.95 0.6 103.56 0.16
3.3 0.98 0.59 106.24 0.15
3.4 1.02 0.58 108.92 0.14
3.5 1.06 0.57 111.6 0.14
3.6 1.09 0.56 114.08 0.13
3.7 1.12 0.56 116.56 0.13
3.8 1.15 0.55 119.04 0.12
3.9 1.18 0.55 121.52 0.12
4 1.21 0.54 124 0.11
12
MGA-645T6 Bypass Mode typical scattering parameters at 25 qC, Vdd = 3V ; Vbypass = 0V
Freq. S11 S21 S12 S22
(GHz) Mag Ang (dB) Mag Ang (dB) Mag Ang Mag Ang
0.5 0.95 -31.2 -11.77 0.258 127.45 -11.77 0.258 125.95 0.568 111.9
1 0.925 -48.1 -10.96 0.283 100.5 -10.96 0.283 99.5 0.613 75.4
1.5 0.9 -65 -10.23 0.308 73.55 -10.23 0.308 73.05 0.658 38.9
2 0.875 -81.9 -9.55 0.333 46.6 -9.55 0.333 46.6 0.703 2.4
2.1 0.87 -85.28 -9.42 0.338 41.21 -9.42 0.338 41.31 0.712 -4.9
2.2 0.855 -88.66 -9.29 0.343 36.12 -9.29 0.343 36.22 0.722 -11
2.3 0.849 -91.44 -9.22 0.346 31.43 -9.22 0.345 31.63 0.734 -16.8
2.4 0.842 -94.52 -9.12 0.35 26.94 -9.12 0.349 27.14 0.741 -21.9
2.5 0.838 -97.2 -9.07 0.352 22.55 -9.07 0.352 22.65 0.741 -26.6
2.6 0.831 -100.18 -9 0.355 18.56 -9 0.354 18.76 0.749 -30.8
2.7 0.829 -102.56 -9 0.355 14.67 -9 0.356 14.77 0.745 -35.1
2.8 0.83 -105.14 -8.92 0.358 10.88 -8.92 0.358 10.98 0.74 -39.1
2.9 0.829 -107.52 -8.9 0.359 7.19 -8.9 0.359 7.39 0.739 -43
3 0.829 -109.9 -8.85 0.361 3.6 -8.85 0.361 3.8 0.73 -46.9
3.5 0.838 -120.9 -8.85 0.361 -12.35 -8.85 0.36 -12.15 0.69 -67
4 0.825 -130.8 -9 0.355 -27 -9 0.354 -26.7 0.694 -88.3
4.5 0.82 -139.2 -9.37 0.34 -41.85 -9.37 0.339 -41.65 0.717 -108.6
5 0.826 -148.4 -10.01 0.316 -56.6 -10.01 0.316 -56.4 0.74 -127.5
5.5 0.827 -161.3 -10.81 0.288 -71.55 -10.81 0.288 -71.55 0.778 -142.8
6 0.83 -176.4 -12.08 0.249 -84.4 -12.08 0.249 -84.2 0.829 -150.8
6.5 0.878 166.8 -13.76 0.205 -99.65 -13.76 0.204 -99.35 0.873 -160.3
7 0.895 154.4 -16.65 0.147 -114.9 -16.65 0.147 -114.7 0.893 -169.8
7.5 0.912 147 -21.21 0.087 -127.95 -21.21 0.087 -127.65 0.913 178.1
8 0.898 144.4 -33.56 0.021 -120.9 -33.56 0.021 -120.5 0.928 161.9
8.5 0.938 148.4 -22.38 0.076 -26.95 -22.38 0.076 -26.85 0.811 137
9 0.995 150.9 -22.05 0.079 -74.8 -22.05 0.08 -74.6 0.563 130.3
9.5 0.992 148.2 -32.77 0.023 -4.05 -32.77 0.023 -3.85 0.6 124.7
10 0.887 136.8 -15.34 0.171 8.8 -15.34 0.171 9.2 0.621 108.3

MGA-645T6-BLKG

Mfr. #:
Manufacturer:
Broadcom / Avago
Description:
RF Amplifier LNA for WLAN/WiMAX
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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