INA128 The Texas Instruments INA128 is a precision, low-power instrumentation amplifier offering excellent accuracy. It features a low offset voltage of 50 µV maximum and low noise of 8 nV/√Hz.
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INA128

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments INA128 is a precision, low-power instrumentation amplifier offering excellent accuracy. It features a low offset voltage of 50 µV maximum and low noise of 8 nV/√Hz.
✓ Total Stock: 9,040 pcs
$ Price Range: $0.99

INA128 Available from 1 distributor

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✓ Non-Authorised
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INA128 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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Operating Temperature
Quiescent Current
Supply Voltage

INA128 Description

Short technical summary and product information.

The Texas Instruments INA128 is a versatile, low-power instrumentation amplifier designed for high accuracy applications. It offers a low offset voltage of 50 µV maximum and a low drift of 0.5 µV/°C maximum, ensuring stable performance.

 

Key electrical specifications include a high Common Mode Rejection Ratio (CMRR) of 120 dB minimum and a bandwidth of 1.3 MHz at unity gain (G=1). The device supports a wide supply range of ±2.25 V to ±18 V and has inputs protected to ±40 V.

 

Available in 8-pin SOIC and PDIP packages, the INA128 is suitable for surface mount or through-hole applications. It operates within a temperature range of -40°C to +85°C, making it a robust choice for various industrial and data acquisition systems.

 

Applications include pressure and temperature transmitters, weigh scales, electrocardiograms (ECG), analog input modules, and data acquisition systems.

INA128 Quick Information

Product Type: Instrumentation Amplifier
Canonical Name: INA128 Precision, Low-Power Instrumentation Amplifier

INA128 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

INA128 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

INA128 Features

  • Low offset voltage: 50 µV maximum.
  • Low input bias current: 5 nA maximum.
  • High Common Mode Rejection Ratio.
  • Wide supply voltage range.
  • Available in SOIC and PDIP packages.

INA128 Applications

  • Ideal for pressure transmitters.
  • Suitable for temperature transmitters.
  • Used in weigh scale systems.
  • Applicable for ECG measurements.
  • Designed for data acquisition modules.

INA128 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the INA128?

The INA128 operates from a wide supply range of ±2.25 V to ±18 V.

What packages are available for the INA128?

The INA128 is available in SOIC-8 and PDIP-8 packages.

What is the operating temperature range of the INA128?

The INA128 has an operating temperature range of -40°C to +85°C per the datasheet, and up to +125°C per manufacturer specifications.

What is the maximum input offset voltage of the INA128?

The maximum input offset voltage is 50 µV.

What is the common-mode rejection ratio (CMRR) of the INA128?

The minimum CMRR is 120 dB.

What is the input bias current of the INA128?

The maximum input bias current is 5 nA.

What is the gain range of the INA128?

The gain range is from 1 V/V to 10,000 V/V.

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