NE5532D8 - Dual Low-Noise Op Amp | onsemi
料号： NE5532D8 ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.1758 | $0.18 |
| 10 | $0.1758 | $1.76 |
| 100 | $0.1758 | $17.58 |
| 500 | $0.1758 | $87.90 |
| 1,000 | $0.1758 | $175.80 |
NE5532D8 概述
An operational amplifier is an analog integrated circuit that compares an input voltage with a feedback-derived reference and drives its output to reduce the difference between them. A dual operational amplifier combines two amplifiers in one package. Within the broader semiconductor hierarchy, this device belongs to the amplifier-IC family and supports precision analog signal conditioning when low noise, adequate bandwidth, and practical output-drive capability are important.
The NE5532 family is specifically described as a high-performance, low-noise dual amplifier with improved noise performance, output drive, small-signal performance, and power-bandwidth behavior compared with standard devices such as the 1458. It is internally compensated for unity-gain operation, allowing use as a voltage follower without an external compensation network. The verified listing also associates the device with professional audio, instrumentation, control circuits, and telephone channel amplifiers.
Use NE5532D8 where two related analog channels share one compact surface-mount package, particularly in low-noise audio signal paths. Its 10 MHz bandwidth provides more than enough bandwidth for many audio and general analog functions, while dual integration reduces component count compared with two separate single amplifiers. Designers should still verify gain, load, output swing, supply headroom, noise, and stability against the complete manufacturer datasheet before release.
The D8 suffix identifies the verified 8-pin SOIC orderable offered by onsemi in the supplied distributor result. Place input and feedback components close to the relevant amplifier pins, maintain a continuous return path, and decouple the supply pins close to the package. Avoid leaving unused inputs floating; terminate them consistently with the chosen noise and bias-current strategy.
This page consolidates verified distributor information, the manufacturer datasheet, strict package and pin constraints, and design guidance for NE5532D8. It distinguishes documented dual-amplifier functionality from unverified specifications by marking missing electrical details rather than estimating them.
直接替换替代料： NE5532D8 ——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： NE5532D8 （相同外形与封装尺寸） ——差异在于 Amplifier Type.
快速对比工具——选择替代料号进行并排对比：
NE5532D8 最大额定值与电气特性
| Amplifier Type | Dual internally compensated operational amplifier |
| Number of Amplifiers | 2 channels |
| Gain-Bandwidth Product | 10 MHz |
| Supply Voltage Range | 3 V to 20 V |
| Single-Supply Operation | 3 V to 20 V |
| Dual-Supply Operation | +/-3 V to +/-20 V |
| Noise Classification | Low-noise operational amplifier |
| Compensation | Internal; unity-gain stable |
| Input Bias Current | 200 nA |
| 静态电流 | 1 uA |
| 封装 | 8-pin SOIC |
| Package Width | 3.90 mm |
| Package Height | 0.154 mm, as represented in the verified distributor listing |
| 引脚数量 | 8 pins |
| 安装类型 | Surface mount |
| Primary Applications | High-quality and professional audio equipment |
| Additional Applications | Instrumentation, control circuits, and telephone channel amplifiers |
NE5532D8 引脚配置
| 引脚 1 | OUT A — Amplifier A output |
| 引脚 2 | IN- A — Amplifier A inverting input |
| 引脚 3 | IN+ A — Amplifier A non-inverting input |
| 引脚 4 | V- — Negative supply connection |
| 引脚 5 | IN+ B — Amplifier B non-inverting input |
| 引脚 6 | IN- B — Amplifier B inverting input |
| 引脚 7 | OUT B — Amplifier B output |
| 引脚 8 | V+ — Positive supply connection |
典型应用
NE5532D8 适用于 6 应用s: Stereo Audio Preamplifier, Audio Line Driver, Telephone Channel Amplifier, Instrumentation Signal Conditioning, Analog Control Circuit, Active Audio Filter.
Stereo Audio Preamplifier
The NE5532D8 fits a stereo preamplifier because one 8-pin SOIC package contains two amplifier channels and the onsemi datasheet identifies high-quality and professional audio as a primary use. Its verified 10 MHz gain-bandwidth product provides useful bandwidth for common audio paths, while the dual topology reduces package count and helps keep left- and right-channel layouts compact. The designer should set the required gain, verify output swing into the chosen load, and confirm distortion and noise in that operating region using the complete datasheet. The internally compensated unity-gain capability also supports buffer or low-gain stages, although higher-gain stability must be checked rather than assumed.
推荐
Audio Line Driver
NE5532D8 is suitable for a balanced or unbalanced audio line driver when low-noise operation and improved output-drive capability are priorities. The verified description specifically identifies the NE5532 as a high-performance dual amplifier with better output drive than common standard operational amplifiers such as the 1458. Two channels can drive paired audio inputs while sharing the same supply package. Confirm maximum output swing, load capability, distortion versus frequency, and thermal behavior at the intended output level; these values are not fully present in the supplied snippets and must come from the manufacturer datasheet before release.
推荐
Telephone Channel Amplifier
The NE5532D8 directly matches one of the applications named in the onsemi datasheet: telephone channel amplification. Its dual architecture can process two related channels when one 8-pin SOIC package simplifies routing and inventory. The verified 10 MHz gain-bandwidth product is substantially above narrow voice-band signal frequencies, leaving the principal design constraints in the usable signal band: noise, distortion, input bias behavior, output loading, and stability. Use the complete electrical limits and typical application circuit to set gain and output levels, especially if the input source has appreciable impedance or DC offset.
推荐
Instrumentation Signal Conditioning
NE5532D8 can serve in instrumentation signal-conditioning paths where low noise and practical output drive are more important than very high input impedance. The verified input bias current is 200 nA, so source impedance must be low enough to limit generated offset error, while the 3 V to 20 V supply range supports multiple rail plans. The dual package can implement matched gain or filter stages, but resistor matching and thermal symmetry determine real channel performance. Verify input common-mode range, output swing, gain bandwidth, noise density, and stability for each amplifier rather than assuming audio suitability guarantees instrumentation accuracy.
推荐
Analog Control Circuit
The internally compensated NE5532D8 is applicable to general control loops when the closed-loop gain and load are supported by its verified characteristics. The onsemi datasheet explicitly lists control circuits among the device's uses. Its dual construction allows a signal-conditioning amplifier and controller amplifier to share an 8-pin SOIC package, reducing board area. Before implementation, check the complete control-loop bandwidth, output-current capability, phase margin, and saturation recovery requirements against the manufacturer's data. The verified 10 MHz small-signal bandwidth is a useful starting point, but it does not by itself prove stability or dynamic response for every control topology.
推荐
Active Audio Filter
The NE5532D8 can implement dual active-filter sections in audio crossover, equalizer, or subwoofer-filter boards. Its internally compensated architecture simplifies unity-gain or ordinary closed-loop filter stages, and the two amplifiers provide matched circuit roles in a single 8-pin SOIC package. The verified low-noise positioning is valuable because filter excess noise can limit the usable signal floor. Choose resistor and capacitor networks against the actual gain-bandwidth response, then verify phase margin, output swing, slew-driven distortion, and component tolerance. Neither the 10 MHz figure nor unity-gain compensation alone guarantees every higher-order topology will be stable.
推荐
推荐产品汇总
工程参考数据： NE5532D8 ——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-pin SOIC | 8-pin SOIC |
| Brand | onsemi | onsemi |
关键差异点
- Documented low-noise positioning （对比 TL082)
- Single-package dual channel integration （对比 Two separate single amplifiers)
- Verified bandwidth and supply range （对比 NE5532D)
设计说明
Place each amplifier's feedback components and input-sensing paths close to pins 2, 3, 6, and 5, and route outputs on pins 1 and 7 away from the other channel's inputs. Keep the shared supply and ground pins compactly connected to the relevant pins, maintain a continuous ground reference, and avoid routing high-impedance input traces beside output or switching nodes. This prevents amplified board noise and coupling from degrading the NE5532's low-noise audio performance.
Decouple the supply pins locally with capacitors selected from the manufacturer datasheet's recommended values and stability guidance. For dual supplies, connect the mid-supply reference correctly for the circuit topology; for single-supply operation, establish an appropriate signal reference rather than assuming both channels can share an arbitrary biased point. Verify startup, supply current, output swing, and behavior across the complete 3 V to 20 V operating range.
Do not substitute a generic dual amplifier solely because it has eight pins. Check the exact SOIC dimensions, pin numbering, input assignments, supply range, unity-gain stability, input bias current, noise, output drive, slew rate, distortion, and load behavior. Also do not leave either unused input floating. A mechanically similar SOIC can still require board changes or produce instability and audible performance changes.
合规信息
The supplied verified results do not explicitly state RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is treated as not applicable because the device is an audio operational amplifier, but no automotive qualification claim was provided.