THS7530-Q1 Datasheet, PDF (8/30 Pages) Texas Instruments – THS7530-Q1 High-Speed, Fully Differential, Continuously Variable Gain Amplifier

THS7530-Q1
SLOS932 – DECEMBER 2015
35
Gain = 20 dB
Gain = 30 dB
Gain = 40 dB
30
25
20
15
10
5
0
50
100
150
200
250
300
Frequency (MHz)
Terminated input
Figure 3. Noise Figure vs Frequency
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
50
100
150
200
250
300
Taken at load.
Frequency (MHz)
Add 3 dB to refer to amplifier output.
Figure 5. 1-dB Compression Point vs Frequency
-45
IMD₂
IMD₃
-50
-55
-60
-65
-70
-75
-80
0
V_G+ = 1 V
50
100
150
Frequency (MHz)
V_O = 1 V_PP (composite)
200
R_L = 400 Ω
Figure 7. Intermodulation Distortion vs Frequency
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60
OIP₂
55
OIP₃
50
45
40
35
30
25
20
15
10
0
50
100
150
200
250
300
Frequency (MHz)
Taken at load.
Add 3 dB to refer to amplifier output.
Figure 4. Output Intercept Point vs Frequency
100
10
1
10 100 1 k 10 k 100 k 1 M 10 M 100 M
Frequency (Hz)
Figure 6. Total Input Voltage Noise vs Frequency
-50
HD2
-52
HD3
-54
-56
-58
-60
-62
-64
-66
-68
-70
0
10
V_G+ = 1 V
20
30
40
50
Frequency (MHz)
V_O = 1 V_PP
60
70
R_L = 400 Ω
Figure 8. Harmonic Distortion vs Frequency
8
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