# Instrumentation Operational Amplifier Texas Instruments INA128P — Precision INA128P PDIP-8

**URL:** https://aio.lv/en/product--texas-instruments-ina128p--1772209
**Data updated:** 2026-03-27 13:13 (EET)
**Category:** Server Parts & Components
**Manufacturer:** texas instruments
**Manufacturer code:** INA128P
**EAN:** 2050002119833
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 28.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--texas-instruments-ina128p--1772209

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Instrumentation operational amplifier Texas Instruments INA128P in PDIP-8 package. The INA128P is a precision instrumentation amplifier offering differential input, high common‑mode rejection, and adjustable gain via external resistors. Suited for accurate signal conditioning, sensor interfacing, low‑noise amplification, and laboratory measurement applications requiring stable differential amplification.

## Long description

Instrumentation operational amplifier Texas Instruments INA128P in PDIP-8 package. The INA128P is a precision instrumentation amplifier with differential inputs, high common-mode rejection ratio and externally adjustable gain. Designed for accurate signal conditioning and low-noise amplification, this device provides stable, linear differential amplification suitable for sensor interfaces and laboratory measurement circuits.
Advantages
The INA128P offers precision offset and low drift performance, ensuring stable measurements over temperature and time. Its differential input stage minimizes interference from common-mode signals and ground offsets. Adjustable gain via a single external resistor simplifies circuit design while maintaining low noise and good linearity. Packaged in PDIP-8, it is suitable for prototyping and through-hole assembly.
Suitable for
 Signal conditioning for bridge sensors (strain gauges, load cells)
 Temperature and pressure sensor interfaces
 Laboratory instrumentation and data acquisition front ends
 Low-noise amplification of small differential signals
 Prototyping and educational electronics projects
Key specifications
 Amplifier type: precision instrumentation amplifier with differential inputs
 Package: PDIP-8 through-hole package
 Gain: externally set using a single resistor between gain pins
 Performance: low input offset and low drift for stable measurements
 Noise: low-noise design suitable for small-signal amplification
 Common-mode rejection: high CMRR for improved interference rejection
How to use
Place the INA128P in a PDIP-8 socket or solder it to a through-hole PCB following the manufacturer pinout for input, output and power pins. Set the desired gain by connecting an appropriate external resistor between the gain-setting pins; consult the device datasheet for the gain vs. resistor relationship and recommended resistor values. Provide proper power supply decoupling close to the power pins to minimize noise and ensure stable operation. Route input traces carefully and avoid large common-mode voltages beyond the amplifier’s specifications.
Recommendations for use
 For best measurement accuracy, use low-tolerance, low-temperature-coefficient resistors for gain setting, keep input source impedances balanced, and place bypass capacitors near the supply pins. Observe common-mode and supply voltage limits from the datasheet and follow PCB layout practices that minimize noise and ground loops.

## FAQ

### How much does the Instrumentation Amplifier Texas Instruments INA128P cost, and is it available for purchase?

The price is 34.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 15.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All texas instruments products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized texas instruments service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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