TL084BCDE4

Product Overview

Category

The TL084BCDE4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in various electronic applications, particularly in audio amplification and signal processing circuits.

Characteristics

• Low noise: The TL084BCDE4 offers low noise performance, making it suitable for high-fidelity audio applications.
• High gain bandwidth product: With a high gain bandwidth product, this IC can handle a wide range of frequencies.
• Wide supply voltage range: It operates within a wide supply voltage range, allowing flexibility in different power supply configurations.
• Low input bias current: The TL084BCDE4 exhibits low input bias current, minimizing the impact on signal integrity.

Package

The TL084BCDE4 is available in a standard 14-pin dual in-line package (DIP), which facilitates easy integration into circuit boards.

Essence

The essence of the TL084BCDE4 lies in its ability to provide high-quality audio amplification and signal processing capabilities with low noise and wide frequency response.

Packaging/Quantity

The TL084BCDE4 is typically packaged in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: ±5V to ±18V
• Input Offset Voltage: 3mV (maximum)
• Input Bias Current: 30nA (maximum)
• Gain Bandwidth Product: 4MHz (typical)
• Slew Rate: 13V/µs (typical)
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

1. Non-Inverting Input 1
2. Inverting Input 1
3. Output 1
4. VCC+
5. Non-Inverting Input 2
6. Inverting Input 2
7. Output 2
8. VCC-
9. Non-Inverting Input 3
10. Inverting Input 3
11. Output 3
12. Ground
13. Non-Inverting Input 4
14. Inverting Input 4

Functional Features

• High input impedance: The TL084BCDE4 offers a high input impedance, minimizing loading effects on the preceding circuitry.
• Low output impedance: It provides a low output impedance, ensuring efficient signal transmission to subsequent stages.
• Internal frequency compensation: This IC incorporates internal frequency compensation, simplifying circuit design and reducing external component count.
• Wide bandwidth: With a wide bandwidth, it can handle a broad range of audio frequencies accurately.

Advantages and Disadvantages

Advantages

• Low noise performance ensures high-fidelity audio reproduction.
• Wide supply voltage range allows for versatile power supply configurations.
• High gain bandwidth product enables accurate amplification across a wide frequency spectrum.
• Internal frequency compensation simplifies circuit design.

Disadvantages

• Limited availability of alternative models may restrict design flexibility.
• Higher cost compared to some other audio amplifier ICs.

Working Principles

The TL084BCDE4 is an operational amplifier (op-amp) that amplifies and processes electrical signals. It consists of multiple transistors and passive components integrated onto a single chip. The op-amp amplifies the voltage difference between its two input terminals, producing an output voltage proportional to this difference. By configuring the feedback network, the TL084BCDE4 can be used as an inverting or non-inverting amplifier, as well as for various signal processing applications.

Detailed Application Field Plans

The TL084BCDE4 finds extensive application in the following fields:

1. Audio Amplification: It is commonly used in audio amplifiers, preamplifiers, and equalizers due to its low noise and high gain bandwidth product.
2. Active Filters: The IC is suitable for designing active filters, such as low-pass, high-pass, and bandpass filters, providing precise frequency response control.
3. Instrumentation Amplifiers: Its high input impedance and low noise make it ideal for instrumentation amplifier circuits used in measurement and sensing applications.
4. Signal Generators: The TL084BCDE4 can be employed in signal generator circuits to produce accurate waveforms with minimal distortion.

Detailed and Complete Alternative Models

While the TL084BCDE4 is a widely used IC, there are alternative models available that offer similar functionality. Some notable alternatives include:

1. LM324: A quad op-amp with similar characteristics and pin configuration.
2. NE5532: A dual op-amp known for its low noise and high gain bandwidth product.
3. OPA2134: A high-performance audio op-amp with excellent sound quality.

These alternative models provide designers with options based on specific requirements and availability.

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