THS4302_14 Datasheet, PDF (6/28 Pages) Texas Instruments – WIDEBAND FIXED-GAIN AMPLIFIER

THS4302
SLOS403H – OCTOBER 2002 – REVISED AUGUST 2006
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Typical Test Data
S-Parameter (Measured using standard THS4302EVM, edge number 6443548, with V_S = 5 V in a 50-Ω test system)
Frequency MHz
S11 (dB) S11 (Ang) S21 (dB) S21 (Ang) S12 (dB) S12 (Ang) S22 (dB)
1
-55.86328 -3.728516 14.10889 -0.093384 -96.26953 20.78809 -70.32422
2
-55.75781 -4.832764 14.11621 -0.109863 -98.18359 -120.6758 -65.65234
10
-53.0293 -29.01563 14.11035 -0.350189 -78.10156 121.2148 -52.01953
50
-42.92383 -82.44141 14.16309 -1.682312 -61.82813
75
-45.27539
100
-37.35156 -97.42188 14.34766 -4.422119 -56.37891 61.26367 -31.04981
150
-35.64258 -105.9063 14.38428 -7.657471 -54.44336 53.0957 -26.75098
200
-33.27344 -111.1133 14.42041 -10.49512 -53.72852 34.22656 -25.3418
250
-32.18945 -114.2891 14.39209 -13.63135 -53.55273 31.70508 -24.14844
300
-30.92578 -114.4297 14.40918 -17.17871 -53.94727 21.56934 -23.53613
350
-30.29492 -113.9727 14.38477 -19.34375 -54.23828 19.45508 -22.99512
400
-29.11816 -113.5313 14.38184 -23.08594 -55.13281 16.29395 -22.13379
450
-28.44141
-116
14.35645 -25.62305 -56.33594 14.38232 -21.45215
500
-27.50977 -114.082 14.36035 -28.69922 -58.48828 12.0708 -20.56641
550
-26.51856
-112.25
14.3208 -32.48047 -63.26367 3.492187 -19.71094
600
-26.01856 -113.6719 14.30713 -34.17773 -67.62109 27.33594 -19.2959
700
-24.03613 -115.8984 14.23242 -39.5918 -68.02734 172.2422 -17.80078
800
-21.97559 -117.4922 14.1665 -47.05664 -55.4082 171.0703 -15.81494
900
-20.40137 -120.7305 14.11133 -51.92969 -50.38477 168.8125 -14.38965
1000
-18.70313 -123.4023 14.06006 -57.80078 -46.64453 163.1016 -12.91406
1250
-15.14893 -134.7031 13.93872 -75.02344 -40.19141 152.5313 -9.994141
1500
-12.66602 -149.0625 13.74683 -88.4375 -35.73438 139.7109 -7.968018
1750
-11.48975 -168.9922 12.97827 -110.2852 -31.94531
112.5
-6.750977
2000
-11.68311 -169.8203 12.18066 -123.043 -34.46094 84.83984 -7.211182
S22 (Ang)
122.5
97.16016
73.91406
142.0391
115.4414
98.26172
85.07031
77.09766
72.94531
70.63281
72.0625
71.90234
74.21094
74.85938
75.58984
77.79297
77.22266
76.04297
73.89063
65.77734
55.74414
40.24414
31.3877
TYPICAL THS4302 CHARACTERISTICS (5 V)
S-PARAMETER
vs
FREQUENCY
10
0
−10
50 Ω
−20 Source
−
+
50 Ω
50 Ω
50 Ω
V_S = 5 V
S22
−30
−40
−50 ^S11
−60
−70
S12
−80
−90
−100
1M
10 M
100 M 1 G
f − Frequency − Hz
10 G
Figure 1.
SMALL SIGNAL FREQUENCY
RESPONSE
16
14
12
10
8
6
4
R_L = 100 Ω
V_O = 200 mV
2 ^{VS = 5 V}
0
10 M
100 M
1G
f − Frequency − Hz
Figure 2.
10 G
LARGE SIGNAL FREQUENCY
RESPONSE
16
14
12
10
8
6
4 ^RL ^{= 100 Ω}
V_O = 2 V
2 ^VS ^{= 5 V}
0
100 k
1 M 10 M 100 M 1 G
f − Frequency − Hz
Figure 3.
10 G
6
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