INA134UA

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INA134UA

+Nomenclature

IC AMP CLASS AB MONO 8SOIC

  • FabricantTexas Instruments

  • Pièce fabricant #INA134UA

  • Package SOP-8

  • En stock2840

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Spécifications

Attribut Valeur
Package / Case Bulk,Tube
Part Status Active
Type Class AB
Output Type 1-Channel (Mono)
Voltage - Supply 8V ~ 36V, ±4V ~ 18V
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Supplier Device Package 8-SOIC

Présentation

Description

The INA134UA is a high-performance, low-power instrumentation amplifier designed by Texas Instruments. It is widely used for precision applications, providing accurate amplification of small differential signals while rejecting noise and interference. The INA134UA features a gain of 1, which is internally set, making it ideal for applications where simplicity and space are critical.
Key features include:
1. Low Distortion: Offers low total harmonic distortion, making it suitable for audio applications.
2. Wide Supply Range: Operates on dual power supplies ranging from ±2.25V to ±18V or a single supply from 4.5V to 36V.
3. High CMRR: Ensures excellent common-mode rejection ratio, critical for minimizing noise in differential signal processing.
4. Low Power Consumption: Makes it suitable for portable and battery-powered devices.
5. Surface-Mount Package: Comes in a SOIC-8 package designated by the suffix "UA," which is suitable for compact PCB layouts.
Typical applications include audio equipment, sensor signal conditioning, and data acquisition systems. Its combination of low noise, high accuracy, and ease of use makes it a popular choice among engineers.

Equivalent

The INA134UA is a differential line receiver designed for audio applications. Equivalent products include:
1. INA137 - Similar performance with an additional mute function.
2. THAT1200 - Offers similar audio performance and pin configuration.
3. SSM2143 - Alternative with comparable features for audio applications.
4. DRV134 - Similar function but designed for differential output.
When selecting an equivalent, ensure compatibility in terms of pin configuration, voltage supply, and application requirements.

Features

The INA134UA is a high-performance, precision difference amplifier from Texas Instruments. It is designed for accurate amplification of differential signals while rejecting common-mode noise. Key features include:
1. Differential Amplification: Amplifies the difference between two input voltages, useful in eliminating noise present on both inputs.
2. Common-Mode Rejection Ratio (CMRR): High CMRR ensures excellent noise rejection, enhancing signal integrity.
3. Operating Voltage: Supports a wide supply voltage range, typically between ±4.5V to ±18V.
4. Gain: Has a fixed gain of 1, simplifying design in applications where precise gain settings are needed.
5. Low Distortion: Provides low total harmonic distortion, making it suitable for high-fidelity audio applications.
6. Input Common-Mode Range: Handles a wide input common-mode voltage range, useful in various applications.
7. Package: Available in an 8-pin SOIC package, facilitating compact PCB designs.
8. Applications: Ideal for audio applications, sensor signal conditioning, and differential signal interfacing.
Overall, the INA134UA offers precision and reliability in amplifying differential signals with minimal external components.

Pinout

The INA134UA is an audio differential line receiver integrated circuit designed by Texas Instruments. It is typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The INA134 is used for applications requiring the conversion of a differential audio input signal to a single-ended output signal.
Here is a brief description of the pin functions:
1. Pin 1 (IN+): Non-inverting input.
2. Pin 2 (IN-): Inverting input.
3. Pin 3 (RG): Gain resistor terminal (optional use).
4. Pin 4 (V-): Negative power supply.
5. Pin 5 (Ref): Reference voltage input (usually connected to ground for standard operation).
6. Pin 6 (Vout): Single-ended output.
7. Pin 7 (V+): Positive power supply.
8. Pin 8 (NC): No connection (sometimes used for thermal or mechanical stability).
This IC is widely used in professional audio equipment to maintain signal integrity and reduce noise by converting differential signals to single-ended format with high common-mode rejection.

Manufacturer

The INA134UA is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic products and components. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its development of analog chips and embedded processors. The company serves a variety of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is renowned for its innovation in technology and its contributions to the electronics industry, providing solutions that improve the performance and efficiency of electronic devices.

Application

The INA134UA is a high-performance audio operational amplifier primarily used for audio signal processing. Its application areas include:
1. Audio Interface Systems: It converts single-ended audio signals to differential signals, enhancing audio quality by reducing noise and interference.

2. Mixing Consoles: Used in professional and consumer audio equipment for precise signal amplification and balancing.
3. Microphone Preamplifiers: Improves microphone signal quality by boosting low-level audio signals.
4. Broadcast Equipment: Ensures high-quality audio transmission with minimal distortion.
5. Musical Instruments: Used in amplifiers and effects units to maintain signal integrity.
6. Telecommunications: Enhances voice signal clarity in communication devices.
Its low distortion, wide bandwidth, and high common-mode rejection ratio make it suitable for high-fidelity audio applications.

Package

The INA134UA is an instrumentation amplifier by Texas Instruments, and its package type is SOIC-8, which stands for Small Outline Integrated Circuit with 8 pins.