# Operational Amplifier Texas Instruments OPA4277UA Dual, SOIC-14, precision linear IC

**URL:** https://aio.lv/en/product--texas-instruments-opa4277ua--1773892
**Data updated:** 2026-03-27 13:13 (EET)
**Category:** Other goods
**Manufacturer:** texas instruments
**Manufacturer code:** OPA4277UA
**EAN:** 2050002126770
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.99 €
**Prices and availability valid until:** 2026-10-30 23:59
**Price without VAT (21%):** 13.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--texas-instruments-opa4277ua--1773892

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.10.2026 | free |
| Pickup points | 02.11.2026 | 1.99 EUR |
| Courier delivery to door | 02.11.2026 | 4.99 EUR |

## Summary description

Texas Instruments OPA4277UA is a dual operational amplifier in an SOIC-14 package designed as a precision linear IC. As a two-channel op amp, it is suitable for analog signal conditioning, filtering, instrumentation, and low-noise amplification tasks. Key identifiers: brand Texas Instruments, model OPA4277UA, package SOIC-14. Use in PCB designs requiring matched dual amplifiers and accurate analog performance.

## Long description

Texas Instruments OPA4277UA is a dual precision operational amplifier in an SOIC-14 package, designed for applications that require accurate, low-noise analog performance. The device integrates two matched amplifier channels in a single package and provides precision DC characteristics suitable for signal conditioning, filtering, and instrumentation circuits. The OPA4277UA is intended for printed circuit board designs where channel matching and stable linear behavior are important.
Advantages
The dual amplifier design delivers consistent performance between channels, simplifying differential and dual-channel topology layouts. Low offset and low drift characteristics improve measurement accuracy over temperature. The SOIC-14 surface-mount package enables compact PCB implementation while preserving thermal and electrical stability. The amplifier's linear performance and low-noise design reduce the need for extensive external compensation in many precision applications.
Suitable for
 Precision signal conditioning and sensor interfacing
 Active filters and analog front-ends
 Instrumentation amplifiers and data acquisition circuits
 Low-noise amplification in audio and measurement systems
Key specifications
 Device type: Dual operational amplifier
 Package: SOIC-14 surface-mount
 Performance focus: Precision, low offset, low drift
 Noise: low-noise design suitable for sensitive analog signals
 Channels: two matched amplifier channels in one package
How to use
Integrate the OPA4277UA into the PCB layout following standard analog design practices: provide proper power supply decoupling close to the device, route input and feedback traces to minimize noise pickup, and use a stable ground plane. Configure each amplifier channel according to the intended topology (inverting, non-inverting, differential, or buffer). Verify operating supply voltage and ensure input and output ranges meet the requirements of the surrounding circuitry.
Usage recommendations
For best results, use local bypass capacitors on the supply pins, maintain short input trace lengths, and place sensitive traces away from high-current or switching signals. Match external components where channel-to-channel symmetry is required, and follow the manufacturer's layout guidelines for thermal and electrical performance.

## FAQ

### How much does the Operational Amplifier Texas Instruments OPA4277UA cost, and is it available for purchase?

The price is 15.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 28.10.2026 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

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