INA818 datasheet(9/32 Pages) TI2

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6.6 Typical Characteristics (continued)

at TA = 25°C, VS = ±15V, RL = 10kΩ, VREF = 0V, and G = 20V/V (unless otherwise noted)

Common-Mode Rejection Ratio ( V/V)

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

0.45

0.5

N = 1034

Mean = 0.21μV/V

Std. Dev. = 0.04μV/V

Figure 6-11. Typical CMRR Distribution, G = 20V/V

Power Supply Rejection Ratio ( V/V)

0.1

0.2

0.3

0.4

0.5

0.6

0.7

N = 1034

Mean = 0.30μV/V

Std. Dev. = 0.03μV/V

Figure 6-12. Typical PSRR Distribution, G = 20V/V

Frequency (Hz)

100

120

140

100m

100

10k

100k

G = 20

G = 100

Figure 6-13. CMRR vs Frequency (RTI)

Frequency (Hz)

100

120

140

100m

100

10k

100k

G = 20

G = 100

Figure 6-14. CMRR vs Frequency (RTI, 1kΩ Source Imbalance)

Frequency (Hz)

-60

-40

-20

100

10k

100k

10M

G = 20

G = 100

Figure 6-15. Gain vs Frequency

Frequency (Hz)

100

200

300

400

100m

100

10k

100k

G = 21

G = 101

Figure 6-16. Voltage Noise Spectral Density vs Frequency (RTI)

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INA630

SBOSAI8A – MARCH 2025 – REVISED JULY 2025

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