NE5532D8G - Dual Low-Noise Operational Amplifier | onsemi
料号： NE5532D8G ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
NE5532D8G 概述
A low-noise operational amplifier is a voltage-feedback amplifier designed to amplify weak signals while minimizing broadband noise. In the broader semiconductor hierarchy, the NE5532 belongs to operational amplifiers, analog amplifiers, integrated circuits, and signal-chain conditioning components. Its two integrated channels can process left and right audio signals, support instrumentation stages, or implement active filtering and buffering when the circuit operates within the manufacturer’s electrical limits.
The principal verified features are dual-circuit integration, internal compensation, 1 uV input-noise class behavior, approximately 10 MHz bandwidth, and a 9 V/us slew rate. The low-noise characteristic is particularly useful in audio preamplifiers, where input-referred noise influences the audible signal floor. Its 10 MHz bandwidth also makes it more responsive than general-purpose precision amplifiers commonly used for slower instrumentation functions. Mouser describes the device as a dual low-noise commercial-temperature amplifier for a 3 V to 20 V supply range.
The NE5532 architecture provides one amplifier per channel, with no external compensation network required. Verified sources describe low distortion, strong output-drive capability, high small-signal and power bandwidth, input-protection diodes, and output short-circuit protection. These characteristics make it suitable for preamplifier gain stages, active filters, instrumentation, test equipment, and general low-frequency analog signal conditioning. Exact noise density, input-offset voltage, common-mode range, output-current capability, and temperature limits require confirmation from the manufacturer datasheet.
When laying out an NE5532D8G board, preserve the SOIC-8 land pattern and observe the manufacturer’s input, output, supply, and bypass recommendations. Place supply-decoupling capacitors close to the supply pins and use short, low-loop feedback paths to reduce oscillation risk. Because audio and instrumentation circuits are sensitive to grounding and supply noise, a quiet reference return, symmetrical routing, and appropriate output-load compatibility are as important as nominal gain calculations.
This product page combines verified distributor identification, source-linked availability information, exact known electrical values, and explicit data markers for unsupported specifications. It is intended to help engineers distinguish verified NE5532D8G attributes from unverified claims before making an audio, instrumentation, or analog-signal-chain design decision.
直接替换替代料： NE5532D8G ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： NE5532D8G （相同外形与封装尺寸） ——差异在于 Package, Slew Rate.
快速对比工具——选择替代料号进行并排对比：
NE5532D8G 最大额定值与电气特性
| Amplifier Type | Dual low-noise operational amplifier |
| Number of Circuits | 2 circuits |
| Compensation | Internally compensated |
| Supply Voltage Range | 3 V to 20 V |
| Gain-Bandwidth Product | 10 MHz |
| Slew Rate | 9 V/us |
| Input Noise | 1 uV |
| Input Offset Voltage | 4 mV |
| 工作温度 | Commercial temperature |
| 封装 | 8-SOIC |
| 安装类型 | Surface mount |
| Protection Features | Input-protection diodes and output short-circuit protection |
| Distributor Classification | Instrumentation, op amp, buffer amplifier |
| RoHS 状态 | RoHS3 compliant |
| 生命周期状态 | Active |
NE5532D8G 8-soic 引脚配置指南
NE5532D8G（8-soic 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： NE5532D8G.
请参阅 数据手册 以查看完整引脚配置。
典型应用
NE5532D8G 适用于 6 应用s: Stereo Audio Preamplifier, Instrumentation Signal Conditioning, Active Audio Filter, Low-Level Analog Buffer, Test and Measurement Front End, Audio Channel Summing and Mixing.
Stereo Audio Preamplifier
The NE5532D8G fits a stereo preamplifier because it combines two low-noise amplifier circuits in one 8-SOIC package, with verified 10 MHz bandwidth and 9 V/us slew rate. Each channel can provide gain before a line-level output while preserving a compact analog layout. The dual topology reduces the number of separate amplifier packages and can simplify channel matching in consumer and professional audio equipment. The supplied data identifies the device as low noise, but the actual input-referred noise density, distortion, output swing, and stable gain range must be confirmed from the manufacturer datasheet. Decoupling capacitors and a low-impedance return should be placed carefully because audio quality depends on clean supply routing as well as the amplifier itself.
推荐
Instrumentation Signal Conditioning
The NE5532D8G is suitable for preliminary instrumentation signal conditioning when the source produces low-level analog signals and the circuit requires two independent amplifier channels. Its verified 1 uV input-noise indication and 10 MHz gain-bandwidth product provide useful starting characteristics for sensor buffers, amplifiers, and active analog stages. The internal compensation can simplify implementation of unity-gain or conventional closed-loop amplifiers. Because instrumentation accuracy depends on offset, bias current, common-mode range, and output impedance, those parameters must be checked in the manufacturer datasheet. Shield sensitive input traces, avoid long high-impedance routes, and use stable reference returns to reduce interference and offset drift.
推荐
Active Audio Filter
The NE5532D8G can be evaluated for active audio filters because its dual internal channels support independent filter paths and its verified 10 MHz bandwidth is substantially higher than many general-purpose precision amplifiers. The 9 V/us slew rate helps preserve large-amplitude signals while the amplifier follows rapid waveform changes. In a low-pass, high-pass, or shelving filter, external resistors and capacitors determine the response, while the op-amp contributes bandwidth, noise, distortion, and stability characteristics. Check the closed-loop gain and noise gain at the highest intended frequency, and confirm that the selected load does not compromise stability. Short signal paths and quiet supply bypassing are especially important in a filter where component tolerances directly set the response.
推荐
Low-Level Analog Buffer
The NE5532D8G is a candidate for low-level analog buffering when a sensor or transducer needs a high-input-impedance buffer before a downstream converter or measurement circuit. Its dual amplifier arrangement permits two buffered channels, while the verified 10 MHz bandwidth provides ample margin for many low-frequency instrumentation paths. Internal compensation can make a unity-gain buffer straightforward, provided the output load, supply level, and input common-mode range are within the device’s ratings. The supplied data does not provide exact input bias, output-current, or output-voltage limits, so those values must be verified before selecting the device for high-impedance sources. A single-ended-to-differential interface should also be checked for common-mode and offset requirements.
推荐
Test and Measurement Front End
The NE5532D8G can serve as an analog front-end element in oscilloscope, function-generator, and laboratory signal-conditioning equipment when low noise and moderate bandwidth are priorities. The verified 10 MHz bandwidth and 9 V/us slew rate make it more suitable for fast signal paths than a strictly low-bandwidth precision amplifier. The dual package allows the instrument to use one amplifier for a signal path and the other for buffering, gain, or an auxiliary channel. Designers should verify offset, output swing, slew-related distortion, and input range against the actual instrument front end. Keep high-impedance input nodes physically short and use controlled grounding so instrumentation accuracy is not limited by leakage, thermal effects, or supply ripple.
推荐
Audio Channel Summing and Mixing
The NE5532D8G can be evaluated for audio channel summing, mixing, and line-driver stages where the design benefits from low-noise dual amplification and sufficient bandwidth. The verified 3 V to 20 V operating range and 9 V/us slew rate provide a basis for conventional analog audio supply planning. Each channel can process one side of a stereo signal or support two summing paths. Since passive summing networks and source impedances influence effective noise and gain error, the actual circuit should be simulated or bench-checked. Confirm output load, headroom, and distortion at the maximum intended signal level. Proper bypass capacitors, short feedback loops, and a clean analog ground reduce the chance that external layout noise dominates the amplifier’s inherent low-noise performance.
推荐
推荐产品汇总
工程参考数据： NE5532D8G ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | NE5532D |
|---|---|---|
| Package | 8-SOIC | 8-SOIC relationship requires verification |
| Brand | onsemi | onsemi |
关键差异点
- Verified dual low-noise architecture in an 8-SOIC package （对比 NE5532D)
- High-speed signal capability for low-noise audio and instrumentation （对比 Generic general-purpose dual op amp)
- Simplified compensation （对比 External-compensation dual op amp)
设计说明
Use the verified 3 V to 20 V supply range as the design envelope, but verify the exact operating conditions and input/output limits in the manufacturer datasheet. Place the supply bypass capacitors close to the device supply pins and keep their current loop small. For audio or instrumentation designs, separate sensitive signal returns from power-return currents and check that the supply remains quiet across the full audio or measurement bandwidth.
Preserve the 8-SOIC land pattern and verify the manufacturer pinout before fabrication; the supplied verified data confirms the package but does not provide individual pin names. Route each amplifier channel with short input and feedback traces, and avoid routing high-impedance input nodes beside switching nodes or digital return paths. The 10 MHz bandwidth means even modest parasitic capacitance or long feedback routes can affect stability and transient response.
Do not select a substitute solely because it is also a dual 8-SOIC operational amplifier. Pinout, supply voltage, internal compensation, input common-mode range, output swing, noise, slew rate, and stability must all be compared. The verified cross-reference data mentions related NE5532 products but does not establish five fully verified drop-in equivalents, so each candidate requires manufacturer-specific confirmation before use in a released PCB.
合规信息
The verified All About Circuits result lists NE5532D8G as RoHS3 compliant. The supplied data does not establish REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. The device is classified as a commercial-temperature amplifier, so AEC-Q100 qualification is not stated.
