INA828 datasheet(6/33 Pages) TI1

Part #	INA828

Description	50-uV Offset, 7-nV Noise, Low-Power, Precision Instrumentation Amplifier

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Manufacturer	TI1 [Texas Instruments]

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6

INA828

SBOS792 – AUGUST 2017

www.ti.com

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Electrical Characteristics (continued)

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Gain nonlinearity

G = 1 to 10, VO = –10 V to +10 V, RL = 10 kΩ

1

10

ppm

G = 100, VO = –10 V to +10 V, RL = 10 kΩ

15

G = 1000, VO = –10 V to +10 V, RL = 10 kΩ

20

G = 1 to 100, VO = –10 V to +10 V, RL = 2 kΩ

30

OUTPUT

Voltage swing

(V–) + 0.15

(V+) – 0.15

V

Load capacitance stability

1000

pF

ZO

Closed-loop output

impedance

f = 10 kHz

1.3

Ω

ISC

Short-circuit current

Continuous to VS / 2

±18

mA

FREQUENCY RESPONSE

BW

Bandwidth, –3 dB

G = 1

2.0

MHz

G = 10

640

kHz

G = 100

260

G = 1000

33

SR

Slew rate

G = 1, VO = ±10 V

1.2

V/µs

tS

Settling time

0.01%, G = 1 to 100, VSTEP = 10 V

12

µs

0.01%, G = 1000, VSTEP = 10 V

40

0.001%, G = 1 to 100, VSTEP = 10 V

16

0.001%, G = 1000, VSTEP = 10 V

50

REFERENCE INPUT

RIN

Input impedance

40

kΩ

Voltage range

(V–)

(V+)

V

Gain to output

1

V/V

Reference gain error

0.01%

POWER SUPPLY

VS

Power-supply voltage

Single supply

4.5

36

V

Dual supply

±2.25

±18

IQ

Quiescent current

VIN = 0 V

600

650

µA

vs temperature, TA = –40°C to +125°C

850

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