INA849 datasheet(19/42 Pages) TI

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7.6 Typical Characteristics (continued)

at TA = 25°C, VS = VSOUT = ±15 V, VICM = VOCM = 0 V, RL = 10 kΩ, and G = 1 V/V (unless otherwise noted)

Frequency (Hz)

-150

-140

-130

-120

-110

-100

-90

-80

-70

100

10k

40k

G = 1

G = 16

G = 0.125

VOUTDIFF > 2.5 VPP

Figure 7-57. 3rd Harmonic Distortion vs Frequency

-150

-140

-130

-120

-110

-100

-90

100

10k

RL = 2k

RL = 10k

RL = 100k

G = 1 V/V

VOUTDIFF = 10 VPP

Figure 7-58. Total Harmonic Distortion vs Frequency

Ax Digital Input Pin Voltage (V)

-18

-14

-10

-6

-2

-0.3

0.3

0.6

0.9

1.2

1.5

1.8

2.1

DGND = –18 V

Figure 7-59. Ax Digital Input Pin Current vs

Ax Digital Input Pin Voltage

DGND Digital Input Pin Voltage (V)

-18

-14

-10

-6

-2

-0.3

0.3

0.6

0.9

1.2

1.5

1.8

2.1

Ax = DGND

Figure 7-60. DGND Digital Input Pin Current vs

DGND Digital Input Pin Voltage

Temperature ( C)

-40

-20

100

120

140

1.25

1.3

1.35

1.4

1.45

1.5

1.55

1.6

1.65

1.7

1.75

1.8

1.85

1.9

1.95

2.05

DGND pin

Ax pin

Figure 7-61. Digital Input Pin Current vs Temperature

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PGA855

SBOSAE0B – APRIL 2023 – REVISED SEPTEMBER 2023

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