INA350CDSIDDFR datasheet(15/45 Pages) TI

15 / 45 page

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)

-76

-72

-68

-64

-60

-56

-52

-48

-44

-40

-36

100

10k

A16_

G = 10

G = 20

G = 30

G = 50

VS = 5.5 V

BW = 80 kHz

VCM = 2.75 V

RL = 100 kΩ

VOUT = 1 VRMS

Figure 7-37. THD + N Frequency

Frequency (Hz)

105

120

135

150

165

180

10M

100M

A14_

G = 10

G = 20

G = 30

G = 50

Figure 7-38. Electromagnetic Interference Rejection Ratio

Referred to Noninverting Input (EMIRR+) vs Frequency

Capacitive Load (pF)

150

300

450

600

750

900

1050

TR01

RISO = 0:, Overshoot (+)

RISO = 0:, Overshoot(-)

RISO = 50:, Overshoot (+)

RISO = 50:, Overshoot(-)

VS = 5.5 V

G = 10

VOUT = 100 mVPP

Figure 7-39. Small-Signal Overshoot vs Capacitive Load

Capacitive Load (pF)

150

300

450

600

750

900

1050

TR02

RISO = 0:, Overshoot (+)

RISO = 0:, Overshoot(-)

RISO = 50:, Overshoot (+)

RISO = 50:, Overshoot(-)

VS = 5.5 V

G = 20

VOUT = 100 mVPP

Figure 7-40. Small-Signal Overshoot vs Capacitive Load

Time (200 µs/div)

-3

-2.5

-2

-1.5

-1

-0.5

0.5

1.5

2.5

TR05

VIN

VOUT

V+ = 2.75 V

V– = –2.75 V

G = 10

VOUT = 4 VPP

Figure 7-41. Large Signal Step Response

Time (5µs/div)

TR14

V+ = 2.75 V

V– = –2.75 V

G = 10

VOUT = 4 VPP

Figure 7-42. Large Signal Settling Time (Falling Edge)

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INA350

SBOSAA0B – NOVEMBER 2021 – REVISED APRIL 2022

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