4

®

INA137, INA2137

TYPICAL PERFORMANCE CURVES

At TA = +25°C, VS = ±18V, and G = 1/2, unless otherwise noted.

OUTPUT VOLTAGE NOISE SPECTRAL DENSITY

vs FREQUENCY

Frequency (Hz)

1

10

100

1k

10k

100k

1M

10k

1k

100

10

OUTPUT NOISE VOLTAGE

vs NOISE BANDWIDTH

Frequency (Hz)

1

10

100

1k

10k

100k

100

10

1

0.1

DIM INTERMODULATION DISTORTION

vs OUTPUT AMPLITUDE

Output Amplitude (dBu)

–10

–5

0

5

10

15

20

25

5

1

0.1

0.010

0.001

R

L = 2kΩ, 600Ω

BW = 100kHz

RTO

HEADROOM - TOTAL HARMONIC DISTORTION+NOISE

vs OUTPUT AMPLITUDE

Output Amplitude (dBu)

0

5

10

15

20

25

30

1

0.1

0.010

0.001

0.0001

f = 1kHz

RTO

R

L = 600Ω

R

L = 2kΩ,

100k

Ω

HARMONIC DISTORTION PRODUCTS

vs FREQUENCY

Frequency (Hz)

20

100

1k

10k

20k

0.001

0.0001

0.00001

0.000001

V

O = 1Vrms

(

Noise Limited)

3rd Harmonic

2nd Harmonic

R

L = 600Ω

R

L = 2kΩ

R

L = 2kΩ

R

L = 600Ω

TOTAL HARMONIC DISTORTION+NOISE

vs FREQUENCY

Frequency (Hz)

20

100

1k

10k

20k

0.1

0.010

0.001

0.0001

V

O = 5Vrms

R

L = 600Ω

R

L = 100kΩ

R

L = 2kΩ