THS7530 Datasheet, PDF (8/24 Pages) Texas Instruments – HIGH-SPEED, FULLY DIFFERENTIAL, CONTINUOUSLY VARIABLE GAIN AMPLIFIER

THS7530
SLOS405C – DECEMBER 2002 – REVISED FEBRUARY 2010
TYPICAL CHARACTERISTICS
VOLTAGE GAIN TO LOAD
vs
FREQUENCY (P_IN = –45 dBm)
GAIN AND GAIN ERROR
vs
V_G+
50
45
40
Maximum Gain
40
35
30
30
Gain
25
20
20
10
Minimum Gain
0
Gain is taken at load. Add 6 dB
to refer to amplifier output.
-10
1
10
100
f - Frequency - MHz
Figure 3.
1000
15
10
5
0
0
Gain Error
200
400
600
800
V - V_G+ - mV
Figure 4.
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0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
1000
NOISE FIGURE
vs
FREQUENCY
OUTPUT INTERCEPT POINT
vs
FREQUENCY
1-dB COMPRESSION POINT
vs
FREQUENCY
35
30
25
20
15
10
5
0
Gain = 20 dB
Gain = 30 dB
Gain = 40 dB
Terminated Input
50
100
150
200
250
300
f - Frequency - MHz
60
55
50
OIP₂
45
40
35
30
25
OIP₃
20
15 _{Taken at load. Add}
3 dB to refer to amplifier output.
10
0
50
100
150
200
250
300
f - Frequency - MHz
15
14
Taken at load. Add 3 dB to refer to
amplifier output.
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
50
100
150
200
250
300
f - Frequency - MHz
Figure 5.
Figure 6.
Figure 7.
8
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