INA128
(ACTIVE) Precision, Low Power Instrumentation Amplifiers

Description &
Features
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Technical
Documents
Tools &
Software
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Sample & Buy

Free Samples Buy from Authorized Distributors Part # Status Temp (oC) Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
INA128P ACTIVE   5.41 | 1ku PDIP (P) | 8 View 50 | TUBE >5K 1k quantity lead time: In stock
INA128PA ACTIVE   3.51 | 1ku PDIP (P) | 8 View 50 | TUBE >5K 1k quantity lead time: In stock
INA128PAG4 ACTIVE   3.51 | 1ku PDIP (P) | 8 View 50 | TUBE 342 Typical lead time for 1k quantity: 4 to 8 weeks
INA128PG4 ACTIVE   5.41 | 1ku PDIP (P) | 8 View 50 | TUBE 63 Typical lead time for 1k quantity: 4 to 8 weeks
INA128U ACTIVE   5.60 | 1ku SOIC (D) | 8 View 75 | TUBE >5K 1k quantity lead time: In stock
Not Available
INA128U/2K5 ACTIVE   4.95 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available
INA128U/2K5G4 ACTIVE   4.95 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R 1K - 5K 1k quantity lead time: In stock
INA128UA ACTIVE -40 to 125 3.70 | 1ku SOIC (D) | 8 View 75 | TUBE >5K 1k quantity lead time: In stock
Not Available
INA128UA/2K5 ACTIVE -40 to 125 3.05 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor INA128UA/2K5E4 ACTIVE -40 to 125 3.05 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor INA128UA/2K5G4 ACTIVE -40 to 125 3.05 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
INA128UAE4 ACTIVE -40 to 125 3.70 | 1ku SOIC (D) | 8 View 75 | TUBE 1K - 5K 1k quantity lead time: In stock
INA128UAG4 ACTIVE -40 to 125 3.70 | 1ku SOIC (D) | 8 View 75 | TUBE 831 For lead times contact TI Authorized Distributor or local TI sales office
INA128UG4 ACTIVE   5.60 | 1ku SOIC (D) | 8 View 75 | TUBE 76 For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor SN412014DRE4 ACTIVE -40 to 125 3.05 | 1ku SOIC (D) | 8 View 2500 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Related Products

Part # Name Product Family Comments
INA129   Precision, Low Power Instrumentation Amplifiers   INSTRUMENTATION AMPLIFIER - DUAL SUPPLY    Identical performance with different gain equation.  
INA131   Precision G = 100 Instrumentation Amplifier   INSTRUMENTATION AMPLIFIER - DUAL SUPPLY    Improve input offset  
OPA130   Low Power, Precision FET-Input Operational Amplifiers   OPERATIONAL AMPLIFIER - PRECISION AMPLIFIER    Use for AC-Coupling
See Literature sbos051b  
TPS7A3001   Vin -3V to -36V, -200mA, Ultra-Low Noise, High PSRR, Low-Dropout Linear Regulator   LINEAR REGULATOR (LDO) - SINGLE CHANNEL LDO    The negative-voltage TPS7A3001 LDO, when paired with the positive voltage TPS7A4901 LDO, provides designers with a total solution for powering precision analog applications. These LDOs feature ultra-high PSRR performance with output noise as low as 16 �Vrms and are designed to power noise-sensitive applications. Please look at ti.com/pmp5863.
See Literature slvt170  See Literature SLVT170, Power management for Precision Analog  
OPA177   Precision Operational Amplifier   OPERATIONAL AMPLIFIER - PRECISION AMPLIFIER    Also use for offset trimming circuitry
See Literature sbos051b  
TPS7A4901   Vin 3V to 36V, 150mA, Ultra-Low Noise, High PSRR, Low-Dropout Linear Regulator   LINEAR REGULATOR (LDO) - SINGLE CHANNEL LDO    The negative-voltage TPS7A3001 LDO, when paired with the positive voltage TPS7A4901 LDO, provides designers with a total solution for powering precision analog applications. These LDOs feature ultra-high PSRR performance with output noise as low as 16 �Vrms and are designed to power noise-sensitive applications. Please look at ti.com/pmp5863.
See Literature slvt170  See Literature SLVT170, Power management for Precision Analog  
REF200   Dual Current Source/Current Sink   VOLTAGE REFERENCE - CURRENT REFERENCE    Also use for offset trimming circuitry
See Literature sbos051b  
REF102   Precision Voltage Reference   VOLTAGE REFERENCE - SERIES VOLTAGE REFERENCE    Use in resistive temperature device (RTD) application
See Literature sbos051b  
OPA2131   General Purpose FET-Input Operational Amplifiers   OPERATIONAL AMPLIFIER - PRECISION AMPLIFIER    Use in electro cardiogram circuits
See Literature sbos051b  

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 1369 24 Feb 2005

Application Notes (3)

Selection & Solution Guides (2)

Title Type Size (KB) Date Views
PDF 4801 10 Apr 2013 2,366
PDF 3594 10 Apr 2013 2,122

Tools & Software

Models (3)

Title Category Type Size (KB) Date Views
INA128 PSpice Model PSpice Model ZIP 39 KB 21 Jun 2012 451 views
INA128 TINA TI Reference Design TINA-TI Reference Design TSC 88 KB 21 Jun 2012 104 views
INA128 TINA TI Spice Model TINA-TI Spice Model ZIP 5 KB 21 Jun 2012 194 views

Design Kits & Evaluation Modules (1)

Name Part# Type
DIP Adapter Evaluation Module DIP-ADAPTER-EVM Evaluation Modules & Boards

Software (1)

INA Common-Mode-Range Design Utility 
(ZIP 77 KB )    1,100 views, 14 Apr 2003  

Development Tools (2)

Name Part# Type
Calculate Input Common-Mode Range of Instrumentation Amplifiers INA-CMV-CALC Calculation Tools
SPICE-Based Analog Simulation Program TINA-TI Circuit Design & Simulation


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