AD8274
1
GAIN = 2
f = 1kHz
0.1
AMPLITUDE (% OF FUNDAMENTAL)
0.1
GAIN = 2
V
OUT
= 10V p-p
0.01
THD + N (%)
0.01
R
L
= 600Ω
R
L
= 2kΩ
R
L
= 100kΩ
0.001
THIRD HARMONIC ALL LOADS
0.001
0.0001
SECOND HARMONIC R
L
= 600Ω
SECOND HARMONIC R
L
= 100kΩ, 2kΩ
100
1k
FREQUENCY (Hz)
10k
100k
07362-139
07362-137
0.0001
0
5
10
15
OUTPUT AMPLITUDE (dBu)
20
25
0.00001
10
Figure 35. THD + N vs. Output Amplitude, G = 2
Figure 37. Harmonic Distortion Products vs. Frequency, G = 2
0.1
GAIN = ½
V
OUT
= 10V p-p
AMPLITUDE (% OF FUNDAMENTAL)
0.01
0.001
THIRD HARMONIC ALL LOADS
0.0001
SECOND HARMONIC R
L
= 600Ω
SECOND HARMONIC R
L
= 100kΩ, 2kΩ
100
1k
FREQUENCY (Hz)
10k
100k
Figure 36. Harmonic Distortion Products vs. Frequency, G = ½
Rev. C | Page 11 of 16
07362-138
0.00001
10
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