NE5534IP - 10MHz Low-Noise Audio Op Amp | Texas Instruments
MPN: NE5534IP ✓ Hoạt độngNE5534IP Tóm tắt
A low-noise operational amplifier is a voltage-feedback amplifier designed to minimize the input-referred noise added while amplifying signals. Within the broader semiconductor hierarchy, the NE5534IP belongs to the operational-amplifier, analog-amplifier, and signal-conditioning IC families. Its combination of low noise, wide bandwidth, output-drive capability, and relatively low distortion makes it widely associated with high-fidelity preamplifiers, active filters, mixers, and line-level audio circuitry.
Key characteristics include 3.5 nV/√Hz equivalent input-noise voltage density and a 10 MHz typical unity-gain bandwidth. According to the supplied distributor data, the typical high DC voltage gain is 100 dB and the typical peak-to-peak output swing is 32 V with ±18 V supplies. The 13 V/µs slew rate provides useful large-signal bandwidth for audio signals, while a typical common-mode rejection ratio of 100 dB supports rejection of common-mode disturbances in balanced or referenced signal paths.
The NE5534 is implemented as a bipolar-input operational amplifier. Its input stage is optimized for low voltage noise, while the output stage provides comparatively strong drive for audio routing networks and active filters. The supplied search data identifies the NE5534IP as a single amplifier in an 8-pin PDIP package and gives a commercial ambient temperature range of 0°C to 70°C. Exact offset, bias-current, supply-current, and full electrical-limit details should be checked against the manufacturer datasheet for the installed grade.
Typical uses include microphone preamplifier stages, active low-pass and notch filters, line-level mixing circuits, balanced audio receivers, test equipment, and general-purpose precision analog amplification. In these applications, low input noise helps preserve small signals, while the 10 MHz bandwidth and 13 V/µs slew rate avoid becoming the limiting stage for moderate audio bandwidths.
The primary design consideration is power-supply configuration. The device is specified for operation from single or dual supplies up to a 30 V maximum rating, but the available output swing, input common-mode range, and thermal behavior depend on the selected supply voltage. Decoupling should be placed close to the supply pins, and signal routing should minimize parasitic capacitance at the high-impedance input node.
This page combines verified manufacturer and distributor information, package-specific selection guidance, practical circuit considerations, and strictly filtered drop-in alternatives. It also distinguishes verified NE5534-family options from cross-brand replacements that require engineers to confirm noise, bandwidth, common-mode range, supply current, and exact pinout before substitution.
Bộ thay thế dễ dàng lắp đặt cho NE5534IP — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với NE5534IP (cùng hình factor và footprint) — khác nhau ở Slew Rate, Mounting Type, Package, Amplifier Type, DC Voltage Gain.
NE5534P
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →NE5534AIP
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
NE5534AP
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →SE5534
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
OPA828
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →AD797
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
OPA627BP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →LT1357
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
NE5534IP Tỷ lệ tối đa & tính chất điện
| Product Type | Single low-noise operational amplifier |
| Unity-Gain Bandwidth | 10 MHz typ |
| Maximum Supply Voltage | 30 V |
| Equivalent Input Noise Voltage Density | 3.5 nV/√Hz |
| DC Voltage Gain | 100 dB typ |
| Common-Mode Rejection Ratio | 100 dB typ |
| Slew Rate | 13 V/µs typ |
| Peak-to-Peak Output Voltage Swing | 32 V typ with VCC = ±18 V |
| Input Offset Current | 500 nA |
| Maximum Input Offset Voltage | 5000 µV |
| Khoảng nhiệt độ hoạt động | 0°C to 70°C |
| Hộp | 8-pin PDIP |
| Kiểu lắp đặt | Through-hole |
| Trạng thái RoHS | Compliant |
Hướng dẫn cấu hình chân NE5534IP 8-pin pdip
Cấu hình chân cho NE5534IP (8-pin pdip gói). Thành phần số hiệu này có chân đầu vào, đầu ra và nguồn cung cấp. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết cấu hình chân bù, bù trừ và chân kích hoạt. Hoàn hảo cho điều kiện tín hiệu và mạch khuếch đại.
Không có dữ liệu chân cụ thể sẵn có cho NE5534IP.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
NE5534IP phù hợp cho 6 Áp dụngs: Microphone Preamplifier, Active Audio Filter, Mixing Console Line Stage, Balanced Audio Receiver, Audio Test Equipment, Audio Signal Conditioning.
Microphone Preamplifier
The NE5534IP fits low-level microphone amplification because its 3.5 nV/√Hz equivalent input-noise density limits the input-referred noise introduced by the amplifier. Its 10 MHz unity-gain bandwidth is well above the audio band, while the 13 V/µs slew rate provides additional margin for larger transient signals. The device is typically configured as a non-inverting or inverting gain stage around its specified operating point. Designers should verify input common-mode range against the microphone bias voltage, select an appropriate gain resistor network, and confirm that the selected supply provides adequate output swing. Decoupling near the supply pins is essential, while the high-impedance input should be routed compactly to minimize leakage and interference.
Được đề xuất
Active Audio Filter
The NE5534IP is suitable for active audio filters because low input noise and a 10 MHz unity-gain bandwidth provide ample margin around the audible range. Its 100 dB typical DC voltage gain supports precise closed-loop gain-setting when paired with suitable external resistors and capacitors. The amplifier can implement low-pass, high-pass, or band-pass networks where moderate phase margin and low distortion are required. Component tolerances should be selected in relation to the filter's passband and stopband requirements. Engineers must verify the closed-loop stability limits and capacitive-load behavior in the manufacturer datasheet, particularly if long PCB traces or unusual source and load impedances are present.
Được đề xuất
Mixing Console Line Stage
The NE5534IP can serve as a low-noise line-level mixing stage in professional or high-fidelity audio equipment. Its 3.5 nV/√Hz input-noise density is valuable when handling quiet source signals, while the 13 V/µs slew rate helps reproduce larger musical transients without excessive slew distortion. The 8-pin PDIP format also suits legacy through-hole mixer boards and socketed prototypes. Signal routing must account for the specified common-mode range, particularly in single-supply implementations with a midrail reference. The output should remain within the datasheet swing limits under the expected channel signal level. Stable reference grounding and local supply bypassing are as important as the nominal gain calculation.
Được đề xuất
Balanced Audio Receiver
The NE5534IP is applicable to balanced audio receiver and summing circuits where common-mode rejection and low noise are both important. Its supplied specifications list a 100 dB typical common-mode rejection ratio, helping reject interference shared by the differential input pair, while the 100 dB typical DC gain supports accurate signal amplification. In a practical balanced input, resistor matching affects both differential gain accuracy and common-mode conversion, so high-precision networks are recommended. The amplifier's input bias current of 500 nA is significant compared with very high source impedances and should be included in the impedance-noise assessment. Supply bypassing and symmetrical grounding help preserve rejection through the audible and ultrasonic bands.
Được đề xuất
Audio Test Equipment
The NE5534IP is well matched to low-level audio test equipment because it combines a 10 MHz unity-gain bandwidth with low input noise and a 13 V/µs slew rate. These characteristics allow the amplifier to process small test signals while retaining useful headroom for calibration signals and higher-level test waveforms. Its 8-pin PDIP package supports prototype instruments and retrofit boards where surface-mount parts are inconvenient. The supply arrangement should provide adequate headroom for the required output amplitude, and the circuit should avoid driving capacitive test loads beyond the stable operating region. For precision measurement accuracy, account for input bias current, offset voltage, resistor errors, and the selected bandwidth rather than relying on the headline gain and noise figures alone.
Được đề xuất
Audio Signal Conditioning
The NE5534IP provides a practical low-noise signal-conditioning stage for waveform shaping, buffering, and fixed-gain amplification in analog audio equipment. Its 3.5 nV/√Hz noise density supports small-signal integrity, while its 100 dB typical DC gain and 10 MHz bandwidth allow meaningful closed-loop gain across the audio range. The amplifier should be used with feedback networks that preserve the intended gain-bandwidth relationship, and its output must remain inside the verified swing envelope. Input and output grounding paths should be short and symmetrical to minimize hum pickup. The PDIP package permits straightforward socketed experimentation, although production designs may favor a mechanically suitable surface-mount equivalent after complete electrical and lifecycle verification.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho NE5534IP — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | NE5534P | NE5534AIP | NE5534AP | SE5534 | OPA828 |
|---|---|---|---|---|---|---|
| Package | 8-pin PDIP | 8-pin PDIP | 8-pin PDIP | 8-pin PDIP | 8-pin PDIP | 8-pin PDIP |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments |
| Amplifier Configuration | Single | Single | Single | Single | Single | Single |
Bảo phân biệt quan trọng
- Verified low-noise input specification (vsSE5534)
- Documented bandwidth and slew-rate combination (vsOPA828)
- Direct manufacturer family support (vsAD797)
Ghi chú thiết kế
Place the input, output, and ground paths according to the manufacturer's recommended topology and keep the feedback network close to the amplifier. In a through-hole implementation, use a ground plane on the opposite side of the board and minimize the distance between bypass capacitors and the supply pins. The verified NE5534IP data identifies an 8-pin PDIP package but does not publish a complete pin table here; verify pin numbers in the official datasheet before layout or PCB fabrication.
The maximum supply rating is 30 V, but that value is an absolute limit rather than a recommendation. Select a supply that provides the required input common-mode range and output swing without approaching the rating. The verified 32 V typical peak-to-peak output swing applies at ±18 V supplies, so lower-voltage operation has a correspondingly constrained output range. Use local supply bypassing and verify the amplifier's quiescent-current demand before assigning power-supply capacity.
The NE5534IP combines a 10 MHz typical unity-gain bandwidth with a 3.5 nV/√Hz input-noise density, making sensitive high-impedance inputs vulnerable to leakage, contamination, and stray capacitance even when the amplifier itself is low-noise. Use protective insulation, clean PCB surfaces, guarded input routing, and appropriately scaled resistors. Account for the listed 500 nA input-offset current when calculating voltage error with high source impedances.
Do not infer interchangeability from the NE5534 family name alone. Confirm the exact suffix, package, pinout, temperature grade, noise grade, supply limits, and lifecycle status of any proposed replacement. SE5534 and OPA828 are described as pin-compatible in the supplied web results, while AD797, OPA627BP, and LT1357 appear as replacement candidates; complete manufacturer comparisons are still required before treating any of them as a production drop-in.
Thông tin tuân thủ
The supplied Lisleapex product result identifies NE5534IP as RoHS compliant. No verified REACH, lead-free, halogen-free, conflict-minerals, or automotive-qualification statement was supplied.