Datasheet

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1.2
Distortion(dB)
V (V)
CNTRL
0.6
2MHz
10MHz
5MHz
1.11.0
0.90.80.7
PGA=20dB
V =1V
OUT PP
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65
70
75
1.2
Distortion(dB)
V (V)
CNTRL
0.6
2MHz
5MHz
10MHz
1.11.0
0.90.80.7
PGA=25dB
V =1V
OUT PP
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45
50
55
60
65
70
75
1.2
Distortion(dB)
V (V)
CNTRL
0.6
2MHz
5MHz
10MHz
1.11.0
0.90.80.7
PGA=27dB
V =1V
OUT PP
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45
50
55
60
65
70
75
1.2
Distortion(dB)
V (V)
CNTRL
0.6
2MHz
5MHz
10MHz
1.11.0
0.90.80.7
PGA=30dB
V =1V
OUT PP
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1500
Distortion(dB)
OutputResistorLoad( )W
750
2ndHarmonic,20dB
12501000
2ndHarmonic,30dB
3rdHarmonic,20dB
3rdHarmonic,30dB
V =1V
V =1V
PGA=20dBand30dB
OUT PP
CNTRL
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45
50
55
60
65
70
75
1500
Distortion(dB)
OutputResistorLoad( )W
750
2ndHarmonic,20dB
12501000
2ndHarmonic,30dB
3rdHarmonic,20dB
3rdHarmonic,30dB
V =1V
V =1V
PGA=20dBand30dB
OUT PP
CNTRL
VCA8500
SBOS390A – JANUARY 2008 – REVISED MARCH 2008
TYPICAL CHARACTERISTICS (continued)
All specifications at T
A
= +25 ° C, AVDD2 = 5.0V, AVDD1 = DVDD = 3.3V; single-ended, ac-coupled (1 µ F) input configuration
to the preamp (LNA), f
IN
= 5MHz, V
CNTL
= 1.0V, clamp disabled (CL = 1), LPF = 15MHz, and R
LOAD
= 1k Ω on each output to
ground, unless otherwise noted.
3RD HARMONIC vs V
CNTRL
OVER FREQUENCY 3RD HARMONIC vs V
CNTRL
OVER FREQUENCY
Figure 38. Figure 39.
3RD HARMONIC vs V
CNTRL
OVER FREQUENCY 3RD HARMONIC vs V
CNTRL
OVER FREQUENCY
Figure 40. Figure 41.
DISTORTION vs R
LOAD
DISTORTION vs R
LOAD
(Clamp Disabled) (Clamp Enabled)
Figure 42. Figure 43.
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