NE5534NG - Low-Noise Op Amp, 3-20V, 8-PDIP | onsemi
MPN: NE5534NG ✗ End of LifeNE5534NG Overview
An operational amplifier is a high-gain analog building block that compares two input voltages and drives an output according to the feedback network connected around it. Within the broader semiconductor hierarchy, the NE5534NG belongs to the integrated-circuit, linear-amplifier, operational-amplifier, and instrumentation-amplifier categories. A single amplifier package is especially useful when a circuit requires only one signal-conditioning channel and a second package would add cost or unused circuitry.
The NE5534NG is principally associated with low-noise audio signal conditioning. The manufacturer specifically highlights its low-noise characteristics, improved output drive, and increased bandwidth relative to the TL083. Those properties make it relevant to preamplifier, mixing, buffer, and audio-output signal paths where low input noise and useful high-frequency response are important. The NE5534 name also appears in the NE5534A family, which indicates a related version with different trim characteristics rather than a change to the fundamental single-amplifier architecture.
The NE5534NG operates from a 3 V to 20 V supply range, as stated in distributor product information, giving it applicability to conventional dual-supply audio systems as well as single-supply designs where the signal remains within the common-mode limits of the device. Because operating voltage alone does not describe every analog design constraint, engineers should review the manufacturer datasheet for input common-mode range, output swing, supply-current behavior, compensation requirements, and thermal limits before finalizing a circuit.
Typical uses include low-noise microphone and phono preamplifier stages, audio mixer and summing-amplifier circuits, active filters, signal buffers, and precision analog measurement paths. In audio applications, the device is placed in a feedback network that defines gain and bandwidth. Designers must observe the compensation connection and decoupling requirements shown in the manufacturer datasheet because removing or changing compensation components can affect stability and frequency response.
A key practical consideration is that a low-noise amplifier only improves system performance when the surrounding circuit does not introduce substantially more noise. Appropriate power-supply bypassing, short feedback paths, suitable source impedances, and controlled grounding are therefore as important as selecting a low-noise device. Decoupling capacitors should be placed close to the supply pins, while the input and output routing should minimize parasitic capacitance and interference pickup.
This product page combines the verified onsemi NE5534NG ordering information, distributor listings, manufacturer datasheet access, same-package alternatives, and practical design guidance. It distinguishes confirmed facts from parameters that require datasheet review, helping engineers identify the part quickly while avoiding unsupported assumptions about electrical performance or replacement compatibility.
Drop-in alternatives for NE5534NG — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with NE5534NG (same form factor and footprint) — differing in Amplifier Type, Mounting Type, AEC-Q100 Qualification, Package.
NE5534P
✅ Drop-InContact for price
View Datasheet →NE5534ADR2
✅ Drop-InContact for price
View Datasheet →SA5534AP
✅ Drop-In📋 Reference alternative (not in catalog)
SE5534NG
✅ Drop-In📋 Reference alternative (not in catalog)
SE5534ANG
✅ Drop-In📋 Reference alternative (not in catalog)
NE5534P
✅ Drop-InContact for price
View Datasheet →NE5534NG Maximum Ratings & Electrical Characteristics
| Amplifier Type | Single operational amplifier |
| Number of Circuits per Package | 1 circuit |
| Supply Voltage Range | 3 V to 20 V |
| Package Type | 8-PDIP |
| Product Category | Instrumentation, op amp, buffer amplifier |
| Operating Grade | Commercial temperature grade |
| Mounting Type | Through-hole |
| AEC-Q100 Qualification | not_applicable |
NE5534NG Pin Configuration
| Pin 1 | OFFSET NULL — Offset-voltage null connection |
| Pin 2 | IN- — Inverting input |
| Pin 3 | IN+ — Non-inverting input |
| Pin 4 | V- — Negative supply connection |
| Pin 5 | COMPENSATION — Frequency-compensation connection |
| Pin 6 | OUTPUT — Amplifier output |
| Pin 7 | V+ — Positive supply connection |
| Pin 8 | NC — Not connected |
Typical Applications
NE5534NG is suitable for 6 applications: Low-Noise Audio Preamplifier, Phono Preamp Input Stage, Audio Mixing and Summing Amplifier, Precision Analog Signal Buffer, Active Audio Filter, Instrumentation Signal Conditioning.
Low-Noise Audio Preamplifier
The onsemi NE5534NG fits a low-noise audio preamplifier because the manufacturer identifies the NE5534 family as having better noise performance and improved output-drive capability than TL083-family amplifiers. Place it in a feedback-defined gain stage between the source and the next audio block, while retaining the manufacturer-specified compensation arrangement. The 3 V to 20 V supply range supports conventional audio rails. Actual signal-to-noise improvement depends on resistor selection, source impedance, feedback bandwidth, and supply decoupling, so the verified low-noise positioning should be combined with careful passive-component selection rather than treated as the only system-noise factor.
Recommended
Phono Preamp Input Stage
The NE5534NG is applicable to a moving-coil or moving-magnet phono preamplifier input where low input noise and adequate output drive are important. Its single-amplifier 8-PDIP package allows the signal path to be built without allocating an unused second channel. The designer should select gain and feedback values against the phono-stage target, observe the datasheet compensation connection, and verify input common-mode limits. Because no numerical noise-density figure was present in the verified records, engineers should use the manufacturer datasheet for the final noise calculation rather than estimating it.
Recommended
Audio Mixing and Summing Amplifier
The NE5534NG can serve as a low-noise summing amplifier in a mixer, monitor-control path, or active audio cross point. The single amplifier processes one contribution channel per package, and the improved output-drive capability described by onsemi supports its use in audio-facing networks. Feedback resistors set the inversion and summing ratio, while component impedance must be checked against the intended bandwidth and noise contribution. The verified 3 V to 20 V operating range is useful for standard analog rails, but input and output headroom must be checked against the actual supply and signal levels in the manufacturer datasheet.
Recommended
Precision Analog Signal Buffer
The NE5534NG is suitable as a precision signal buffer when a high-impedance source must drive a lower-impedance downstream stage with low added noise. Buffering prevents the source from being loaded and can improve the signal integrity of an analog measurement chain. The feedback connection should be kept short, the compensation requirement in the manufacturer datasheet must be retained, and the source impedance should be evaluated for stability. The NE5534 family's stated improvements in noise and output drive make it more attractive than a TL083-class choice when signal fidelity and drive are the primary requirements.
Recommended
Active Audio Filter
The NE5534NG can implement an active filter in an audio crossover, anti-alias network, or equalization path because the manufacturer highlights increased small-signal and power bandwidth relative to TL083-family amplifiers. Configure the resistor and capacitor network to set the poles and gain, then preserve the datasheet compensation configuration for stable operation. The operating range of 3 V to 20 V supports common analog supply systems. Because the verified records do not provide a numerical unity-gain bandwidth or slew rate, the final filter response should be calculated using the current manufacturer characteristic tables rather than generic op-amp assumptions.
Recommended
Instrumentation Signal Conditioning
The NE5534NG can support low-level instrumentation signal conditioning when the selected gain, bandwidth, and output-drive requirements fit the NE5534 family characteristics. Its single low-noise operational-amplifier architecture is useful for sensor outputs, buffer stages, and analog measurement front ends that need one precision channel. Configure the amplifier with the required compensation network, provide local supply bypassing, and keep sensitive input routing away from output and compensation nodes. Because the verified material does not supply numerical offset, bias-current, common-mode, or noise values, these parameters must be checked in the onsemi datasheet before precision measurement accuracy is committed.
Recommended
Recommended Products Summary
Engineering reference data for NE5534NG — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | NE5534P | NE5534A | SA5534AP | SE5534NG | SE5534ANG | NE5534P |
|---|---|---|---|---|---|---|---|
| Package | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP |
| Brand | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | Texas Instruments |
| Amplifier Configuration | Single amplifier | Single amplifier | Single amplifier | Single amplifier | Single amplifier | Single amplifier | Single amplifier |
Key Differentiators
- Lower-noise family positioning than TL083-class amplifiers (vs TL083-class operational amplifier)
- Single-amplifier package matches one-channel audio signal paths (vs Dual operational amplifier such as MC1458D)
- Family alternatives support trim-grade and sourcing choices (vs NE5534P)
- Dedicated compensation pin preserves the established family implementation (vs OPA134AP)
Design Notes
Do not treat every NE5534-family amplifier as automatically interchangeable. Pin 5 is the dedicated compensation connection, so a substitute with a different compensation arrangement can change stability or fail to operate correctly. Before replacing NE5534NG, compare the complete 8-pin pinout and the required compensation network in the manufacturer datasheet. OPA134AP is explicitly identified in the supplied discussion as not pin-compatible because its compensation connection differs.
Place the input, output, and compensation connections close to the device and keep sensitive input traces away from supply and output nodes. Use a compact ground-return arrangement that does not force output current through the input reference path. The NE5534NG is a through-hole PDIP device, so lead inductance and long feedback loops can be more significant than in a surface-mount implementation; keep the feedback loop physically small.
The verified operating range is 3 V to 20 V, but signal headroom still depends on the exact supply arrangement. Confirm input common-mode voltage and output swing limits from the current datasheet before setting the signal level. Add local supply bypassing near the V+ and V- pins, and maintain a common ground reference between the amplifier, source, and load. Avoid operating close to the supply limits unless the complete electrical ratings and thermal conditions support it.
For a low-noise audio stage, the amplifier is only one noise contributor. Use appropriate feedback-resistor values, short input routes, and clean source impedances, and avoid excessive bandwidth that amplifies upstream noise. The manufacturer describes improved noise performance, output drive, small-signal bandwidth, and power bandwidth relative to TL083-family amplifiers, but the verified records do not contain numeric values. Use those values from the manufacturer datasheet to set the minimum usable bandwidth and prevent gain peaking.
Compliance Information
The verified search results identify commercial-temperature NE5534NG inventory but do not explicitly state RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. The AEC-Q100 field is marked not_applicable because the product is listed as a commercial-temperature general-purpose operational amplifier rather than an automotive-qualified variant.
