NE5532 is a dual op amp IC with low noise configurations. The IC provides best performance for audio circuits because of low distortion and high slew rate. Cost wise and performance wise the IC performs well in circuit. Most common in Pre amplifier, audio mixer and subwoofer filter boards. In this article I’m sharing details about NE5532 Pinout, Characteristics and Equivalents.
Pinout
The NE5532 is available in 8-pin DIP and SOIC packages. The standard pin configuration details is given below,
| Pin | Name | Description |
| 1 | OUT1 | Output of Op Amp 1 |
| 2 | IN1− | Inverting input of Op Amp 1 |
| 3 | IN1+ | Non-inverting input of Op Amp 1 |
| 4 | VCC− | Negative power supply |
| 5 | IN2+ | Non-inverting input of Op Amp 2 |
| 6 | IN2− | Inverting input of Op Amp 2 |
| 7 | OUT2 | Output of Op Amp 2 |
| 8 | VCC+ | Positive power supply |
Characteristics
Due to the suitable characteristics of the IC, The NE5532 is high performance in audio frequency applications. The characteristics and features are given below,
| Parameter | Typical Value |
| Supply Voltage Range | ±5 V to ±15 V |
| Input Noise Voltage | 5 nV/√Hz @ 1 kHz |
| Unity-Gain Bandwidth | 10 MHz |
| Slew Rate | 9 V/μs |
| Output Voltage Swing | ±13 V (with ±15 V supply) |
| Input Offset Voltage | 0.5 mV to 5 mV max |
| Input Bias Current | 200 nA (max 1 µA) |
| Total Supply Current | 8 mA typical |
| CMRR (Common Mode Rejection) | 100 dB |
| THD+N | < 0.002% typical |
Functional Highlights
- Internally compensated for unity gain.
- Inbuilt Short circuit protection on outputs.
- High output drive capability so it can drive 600 Ω loads.
- Excellent linearity across the input range.
- Working with dual or single power supply.
Applications
- Used in audio preamplifier circuit.
- Tone control circuits.
- Audio mixer circuit.
- Signal conditioning.
- Oscilloscopes and test equipment.
- Active filters like low pass and high pass filters.
Equivalent ICs
Several ICs can be used as a direct replacement or alternative to the NE5532. It will depend on the application requirements and pin configurations. Always check the pinout is matching with the original IC.
| Equivalent IC | Notes |
| 4558 | This IC is Similar to Ne5532 but has lower noise performance than NE5532. |
| LM833 | It is a low noise dual op amp with performance close to NE5532. |
| OPA2134 | Used in Higher end audio op amp with better noise and THD figures. |
| TL072 | JFET input dual op amp with higher input impedance, less suitable for low-noise audio compared to NE5532 IC. |
| NJM4556A | Higher output current than NE5532, useful in headphone amplifier circuits. |
Conclusion
The NE5532 IC is a high performance dual op amp. Most common in modern audio circuits because of the characteristics of low noise, wide bandwidth and drive capabilities. It remains the best choice for both hobbyists and professionals who work with audio and audio signal projects.
