TYPICAL PERFORMANCE CURVES
At T
A
= +25°C, V
S
=
±18V,
and G = 1/2, unless otherwise noted.
TOTAL HARMONIC DISTORTION+NOISE
vs FREQUENCY
0.1
V
O
= 5Vrms
1
5
DIM INTERMODULATION DISTORTION
vs OUTPUT AMPLITUDE
BW = 100kHz
THD+Noise (%)
0.010
RTO
DIM (%)
R
L
= 100kΩ
0.001
R
L
= 2kΩ
0.1
R
L
= 2kΩ, 600Ω
0.010
R
L
= 600Ω
0.0001
20
100
1k
Frequency (Hz)
10k 20k
0.001
–10
–5
0
5
10
15
20
25
Output Amplitude (dBu)
HEADROOM - TOTAL HARMONIC DISTORTION+NOISE
vs OUTPUT AMPLITUDE
1
HARMONIC DISTORTION PRODUCTS
vs FREQUENCY
0.001
Amplitude (% of Fundamental)
f = 1kHz
0.1
V
O
= 1Vrms
R
L
= 2kΩ
R
L
= 600Ω
THD+Noise (%)
RTO
0.010
0.0001
2nd Harmonic
R
L
= 600Ω
3rd Harmonic
0.00001
R
L
= 2kΩ
R
L
= 600Ω
(
0.000001
20
100
1k
Frequency (Hz)
Noise Limited)
10k 20k
0.001
R
L
= 2kΩ,
100kΩ
0.0001
0
5
10
15
20
25
30
Output Amplitude (dBu)
OUTPUT VOLTAGE NOISE SPECTRAL DENSITY
vs FREQUENCY
10k
100
OUTPUT NOISE VOLTAGE
vs NOISE BANDWIDTH
Voltage Noise (nV/√Hz)
1k
Noise Voltage (µVrms)
1
10
100
1k
Frequency (Hz)
10k
100k
1M
10
100
1
10
0.1
1
10
100
1k
10k
100k
Frequency (Hz)
®
INA137, INA2137
4
BURR-BROWN [ BURR-BROWN CORPORATION ]
