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INA333 Instrumentation Amp

INA333

Texas Instrumentsic amplifier

The INA333 is a low-power, precision instrumentation amplifier designed for portable applications with features like low offset voltage and high common-mode rejection ratio.

Manufacturer datasheet
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Specifications

8
Operating Voltage
1.8 V to 5.5 V
Supply Current
50 μA (typical) (max 75 μA)
Interface
Analog
Resolution
Not applicable
Range
-0.1 V to +0.1 V (input) (V)
Accuracy
±25 μV (max offset voltage), ±0.1 μV/°C (offset drift)
Temperature Range
-40°C to +125°C
Package
8-Pin VSSOP, 8-Pin WSON

Pinout

7
PinNameFunctionsNotes
A2VIN+
GPIO
Positive input
A1VIN-
GPIO
Negative input
VOUTOutput
GPIO
Output voltage
RG1, RG8Gain setting pins
GPIO
For gains greater than 1, place a gain resistor between these pins.
V+Positive supply
POWER
V-Negative supply
POWER
REFReference input
GPIO
This pin must be driven by low impedance or connected to ground.

Interactive pinout

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