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ManualsBrandsTEXAS INSTRUMENTS ManualsLinear ICsLinear IC - Op-amp Audio SOIC 8
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0.01
0.001
0.0001
0.00001
-
-
-
-
80
100
120
140
Total Harmonic Distortion + Noise (dB)
Total Harmonic Distortion + Noise (%)
20 100 1k 10k 20k
Frequency (Hz)
R = 600W
SOURCE
R = 300W
SOURCE
R = 150W
SOURCE
R = 0W
SOURCE
V = 3V
BW = 80kHz
OUT RMS
OPA1611
+15V
-15V
R
L
R
SOURCE
0.0001
0.00001
-
-
120
140
Total Harmonic Distortion + Noise (%)
Total Harmonic Distortion + Noise (dB)
10 100
1k 10k 20k
Frequency (Hz)
V = 3V
BW = 80kHz
OUT RMS
G = +1, R = 600W
L
G = +1, R = 2k
G = 1, R = 600
L
L
W
- W
G = 1, R = 2k
G = +10, R = 600
G = +10, R = 2k
- W
W
W
L
L
L
0.001
0.0001
0.00001
Total Harmonic Distortion + Noise (%)
-
-
-
100
120
140
Total Harmonic Distortion + Noise (dB)
10 100
1k 10k 100k
Frequency (Hz)
V = 3V
BW > 500kHz
OUT RMS
G = +1, R = 600W
L
G = +1, R = 2k
G = 1, R = 600
L
L
W
- W
G = 1, R = 2k
G = +11, R = 600
G = +11, R = 2k
- W
W
W
L
L
L
0.01
0.001
0.0001
0.00001
Total Harmonic Distortion + Noise (%)
Total Harmonic Distortion + Noise (dB)
-
-
-
-
80
100
120
140
10 100
1k 10k 100k
Frequency (Hz)
R = 600W
SOURCE
R = 300W
SOURCE
R = 150W
SOURCE
R = 0W
SOURCE
V = 3V
BW > 500kHz
OUT RMS
OPA1611
+15V
-15V
R
L
R
SOURCE
0.01
0.001
0.0001
0.00001
0.000001
Total Harmonic Distortion + Noise (%)
-
-
-
-
-
80
100
120
140
160
Total Harmonic Distortion + Noise (dB)
0.01 0.1 1 10 20
Output Amplitude (V )
RMS
1kHz Signal
BW = 80kHz
R = 0
SOURCE
W
G = +1, R = 600W
L
G = +1, R = 2k
G = 1, R = 600
L
L
W
- W
G = 1, R = 2k
G = +10, R = 600
G = +10, R = 2k
- W
W
W
L
L
L
0.01
0.001
0.0001
0.00001
0.000001
Intermodulation Distortion (%)
-
-
-
-
-
80
100
120
140
160
Intermodulation Distortion (dB)
0.1 1 10 20
Output Amplitude (V )
RMS
SMPTE/DIN
Two-Tone
4:1 (60Hz and 7kHz)
CCIF Twin-Tone
(19kHz and 20kHz)
DIM30
(3kHz square wave
and 15kHz sine wave)
G = +1
OPA1611
OPA1612
SBOS450B –JULY 2009–REVISED JULY 2011
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, V
S
= ±15V, and R
L
= 2kΩ, unless otherwise noted.
THD+N RATIO vs FREQUENCY THD+N RATIO vs FREQUENCY
Figure 7. Figure 8.
THD+N RATIO vs FREQUENCY THD+N RATIO vs FREQUENCY
Figure 9. Figure 10.
INTERMODULATION DISTORTION vs
THD+N RATIO vs OUTPUT AMPLITUDE OUTPUT AMPLITUDE
Figure 11. Figure 12.
6 Copyright © 2009–2011, Texas Instruments Incorporated