7.6 Typical Characteristics (continued)

at TA = 25°C, VS = (V+) – (V–) = 5.5 V, VIN = (VIN+) – (VIN–) = 0 V, RL = 10 kΩ, CL = 10 pF, VREF = VS / 2, VCM = [(VIN+) +

(VIN–)] / 2 = VS / 2, VOUT = VS / 2 and G = 10 (unless otherwise noted)

Frequency (Hz)

15

30

45

60

75

90

105

120

135

150

10

100

1k

10k

100k

1M

A02_

G = 10

G = 20

G = 30

G = 50

Figure 7-31. CMRR (Referred to Input) vs Frequency

Frequency (Hz)

0

15

30

45

60

75

90

105

120

135

150

10

100

1k

10k

100k

1M

A04_

G = 10

G = 20

G = 30

G = 50

Figure 7-32. PSRR+ (Referred to Input) vs Frequency

Frequency (Hz)

0

15

30

45

60

75

90

105

120

135

150

10

100

1k

10k

100k

1M

A05_

G = 10

G = 20

G = 30

G = 50

Figure 7-33. PSRR– (Referred to Input) Vs Frequency

Frequency (Hz)

0

10

20

30

40

50

60

70

80

90

100

10

100

1k

10k

100k

A06_

G = 10

G = 20

G = 30

G = 50

Figure 7-34. Input Referred Voltage Noise Spectral Density

Time (1s/div)

-3

-2.4

-1.8

-1.2

-0.6

0

0.6

1.2

1.8

2.4

3

A10_

Figure 7-35. 0.1 Hz to 10 Hz Voltage Noise in Time Domain

Frequency (Hz)

1

2

5

10

20

50

100

200

500

1000

2000

100

1k

10k

100k

A12_

G = 10

Figure 7-36. Closed-Loop Output Impedance vs Frequency

www.ti.com

INA351

SBOSAD5 – DECEMBER 2022

Copyright © 2022 Texas Instruments Incorporated

Submit Document Feedback

13

Product Folder Links: INA351