Introduction
The TL074 is a low-noise JFET-input quad op-amp IC widely used in audio, instrumentation, and signal processing applications. It consists of four independent high-gain op-amps in a single 14-pin package, making it highly cost-effective and space-saving. The IC is designed with low input bias current, high slew rate, and wide bandwidth, ensuring excellent performance in both analog and digital circuits.
One of the major advantages of the TL074 op-amp IC is its JFET input stage, which offers extremely high input impedance and low offset voltage. This makes it an ideal choice for pre-amplifiers, active filters, audio mixers, oscillators, and signal conditioning circuits. The device also operates with dual power supply (±3V to ±18V) or a single supply depending on the design requirements.
TL074 Op-Amp IC
The TL074 op-amp IC pinout and datasheet make it clear why this IC is so popular in audio electronics, embedded systems, and instrumentation projects. With its low noise, wide bandwidth, and high slew rate, it is one of the most reliable choices for professional-grade and DIY circuit designs.
TL074 IC Pinout
TL074 Key Features
- Quad op-amp in a single package
- Low noise and low distortion for high-quality audio
- JFET input stage for high input impedance
- Wide common-mode and differential voltage ranges
- Compatible with single or dual power supplies
- Low power consumption
- Stable and reliable in a wide range of applications
TL074 Specifications
- Supply Voltage Range: ±3V to ±18V
- Input Offset Voltage (typical): 3mV
- Input Bias Current: 65pA (very low due to JFET input)
- Slew Rate: 13 V/µs (fast response)
- Unity Gain Bandwidth: 3 MHz
- Large Signal Voltage Gain: 100 dB
- Input Resistance: Very high (10¹² Ω typical)
- Common Mode Rejection Ratio (CMRR): 100 dB
- Package Types: DIP-14, SOIC-14, TSSOP-14
Note: DATASHEET DOWNLOAD button is provided end of this article for further detail.
TL074 Pin Configuration Detail
| Pin No# | Pin Name | Pin Description |
|---|---|---|
| 1 | Offset Null 1 | Output Of Amplifier 1 |
| 2 | Inverting Input 1 (-) | Inverting Input Of Amplifier 1 |
| 3 | Non-Inverting Input 1 (+) | Non Inverting Input Of Amplifier 1 |
| 4 | VCC+ (Positive Supply Voltage) | Collector Supply Voltage |
| 5 | Non-Inverting Input 2 (+) | Non Inverting Input Of Amplifier 2 |
| 6 | Inverting Input 2 (-) | Inverting Input Of Amplifier 2 |
| 7 | Output 2 | Output Of Amplifier 2 |
| 8 | Output 3 | Output Of Amplifier 3 |
| 9 | Inverting Input 3 (-) | Inverting Input Of Amplifier 3 |
| 10 | Non-Inverting Input 3 (+) | Non Inverting Input Of Amplifier 3 |
| 11 | VCC– (Negative Supply Voltage / Ground) | Emitter Supply Voltage |
| 12 | Non-Inverting Input 4 (+) | Non Inverting Input Of Amplifier 4 |
| 13 | Inverting Input 4 (-) | Inverting Input Of Amplifier 4 |
| 14 | Output 4 | Output Of Amplifier 4 |
TL074 Pin Detail
More Circuit Layouts
Key Applications of TL074 Op-Amp IC
- Audio pre-amplifier and tone control circuits
- Active filters (low-pass, high-pass, band-pass)
- Signal conditioning and sensor interfacing
- Oscillators and waveform generators
- Instrumentation amplifiers
- Analog computing and control systems
- Mixer circuits and equalizers
- high input impedance circuits
- Inverters
- Buffer applications
- Solar applications
- UPS
- Oscilloscopes
- Voltage comparator Circuits
Equivalent of TL074 Op-Amp IC
LM741A, LM741C, LM709C, LM201, MC1439, and LM748
Datasheet of TL074 Op-Amp IC
Click the following Button below to download the datasheet of TL074 :
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