The Texas Instruments NE5534ADRG4 is a single-circuit, general-purpose low-noise operational amplifier with a 10 MHz gain-bandwidth product, a 30 V maximum supply voltage rating, and an 8-SOIC surface-mount package (3.90 mm body width). It targets audio applications where low-noise signal amplification matters and a single amplifier keeps the implementation straightforward. The part is actively sourced on XAIPART with 8,500 units in stock, MOQ 1, and tiered pricing from $5.0625 at single units down to $2.9531 per unit at 1,000 pieces (as of 2026-11-02); the verified distributor reference unit price is USD 0.4318 as of 2026-10-29. This guide covers verified specifications, the 8-SOIC pinout, documented drop-in alternatives such as NE5534DE4 and NE5534DR, design-in practices for audio preamplifiers, active filters, and mixer input stages, and the sourcing picture buyers should understand before committing production volume. For the full specification listing and live stock, see the NE5534ADRG4 product page.

What Is the NE5534ADRG4 and Which Verified Specifications Matter Most?
The NE5534ADRG4 is a one-channel operational amplifier in the NE5534 family from Texas Instruments. The A suffix identifies the specified NE5534A version of the family; the DRG4 ordering code identifies the supplied 8-SOIC configuration. It is a voltage-amplifying device, not a power semiconductor, so evaluation focuses on bandwidth, supply voltage, output swing, input offset, noise, stability, and loading rather than a safe-operating-area chart.
| Parameter | Verified Value |
|---|---|
| Product type | Single operational amplifier |
| Circuit / channel count | 1 circuit (1 amplifier) |
| Gain-bandwidth product | 10 MHz |
| Maximum supply voltage | 30 V |
| Application category | Low-noise audio applications |
| Package | 8-SOIC (0.154 in / 3.90 mm width) |
| Mounting type | Surface mount |
| Amplifier classification | Standard general-purpose amplifier |
| Lifecycle status | Active |
Three manufacturer-identified benefits define the part: the 10 MHz gain-bandwidth product, operation at supplies up to 30 V, and a low-noise design intended for audio. The single-circuit configuration avoids the extra channel and package area a dual amplifier would require, and the 8-SOIC format flows through standard PCB assembly processes.
Takeaway: If your BOM calls for an NE5534A single low-noise amplifier in 8-SOIC, the three headline numbers to anchor your design review are 10 MHz GBW, 30 V max supply, and the 3.90 mm 8-SOIC footprint.
How Do You Design In the NE5534ADRG4 Correctly?
Design-in success with the NE5534ADRG4 depends less on the headline bandwidth and more on the surrounding network. The verified data establishes the following practices:
- Feedback network sets gain. In an audio preamplifier, the external feedback components establish the intended closed-loop voltage gain while the amplifier supplies gain, input impedance, output drive, and common-mode behavior.
- Follow the exact pin configuration. The NE5534 family includes offset-null and compensation connections that differ from generic op-amp footprints. Use the manufacturer diagram, not a generic dual-amplifier pinout, when wiring the board.
- Layout discipline. Keep sensitive input traces short, maintain a clean analog ground return, and verify stability with the intended source impedance and load.
- Bypass and buffering. For buffer stages, use short output routing, a local supply bypass capacitor, and a defined return path; verify the amplifier against the intended load.
- Validate the whole network. Gain, distortion, noise, and stability results depend on supply voltage, feedback topology, source impedance, and loading. Confirm noise density, output swing, and distortion at your intended signal level and frequency in the current datasheet before production release.
The 30 V maximum supply rating gives designers room for classical bipolar audio biasing arrangements, though actual usable output swing is lower than the supply limit. In active filter stages, the amplifier must maintain adequate phase margin with source and load connected; the 10 MHz GBW is substantially above the audible band, which supports second-order and higher-order audio networks, but bandwidth alone does not guarantee filter performance.
Takeaway: Route inputs short, follow the family-specific offset/compensation pins, and validate stability with your real source impedance and load — never approve the design on the 10 MHz figure alone.
Verified 8-SOIC Pinout
| Pin | Name | Function |
|---|---|---|
| 1 | OFFSET NULL | Offset-null connection |
| 2 | INVERTING INPUT | Inverting input |
| 3 | NON-INVERTING INPUT | Non-inverting input |
| 4 | V- | Negative supply terminal |
| 5 | OFFSET NULL | Offset-null connection |
| 6 | OUTPUT | Analog output |
| 7 | V+ | Positive supply terminal |
| 8 | NC | Not connected |
Takeaway: Pins 1 and 5 are offset-null connections specific to this family — do not treat pin 8 as a supply or signal pin; it is not connected.
What Are the Verified Drop-In Alternatives for NE5534ADRG4?
The strongest documented same-package options in the supplied cross-reference results are NE5534DR and NE5534DE4. Both are single-channel 8-SOIC NE5534-family devices. NE5534DE4 is described in the comparison data as completely replaceable with consistent terminals and package. NE5534DR is the standard NE5534 ordering option in the same 8-SOIC format. Both represent the non-A NE5534 version rather than the NE5534A designation used by NE5534ADRG4.
| Parameter | NE5534ADRG4 | NE5534DR | NE5534DE4 |
|---|---|---|---|
| Family | NE5534A (A-version) | NE5534 (standard) | NE5534 (non-A version) |
| Channels | 1 | 1 | 1 |
| Package | 8-SOIC | 8-SOIC | 8-pin package, consistent terminals |
| Substitution status | Target device | Documented candidate; verify A vs non-A trimming characteristics | Described as completely replaceable, subject to final datasheet verification |
Before substitution, verify offset, noise, gain-bandwidth, compensation, and temperature requirements against the manufacturer datasheet, because suffix changes can represent functional revisions. The A and non-A distinction can affect trimming characteristics, so a guaranteed drop-in requires datasheet verification — do not assume interchangeability from the shared 8-SOIC footprint alone.
A CMOS op-amp should not be treated as a pin-compatible replacement merely because it has similar bandwidth. Texas Instruments identifies TLV9364 as an NE5534A end-of-life replacement, but the supplied support discussion specifically notes that its CMOS characteristics differ from the bipolar NE5534A. Any board swap must check pinout, supply range, noise, distortion, slew behavior, stability, and the original circuit topology.
Takeaway: NE5534DE4 and NE5534DR are the documented same-footprint candidates; both need an A-versus-non-A datasheet review on offset, noise, and compensation before you approve the change.
Where Is NE5534ADRG4 Used? Six Verified Application Scenarios
The verified application data identifies six practical use cases:
- Low-noise audio preamplifier — amplifies a weak line-level source through an external feedback network; the single-amplifier format leaves board area for clean analog ground and careful input routing.
- Active audio filter — feedback and impedance values set the response while the amplifier maintains phase margin; the 30 V max supply supports classical bipolar audio biasing.
- Audio mixer input conditioning — one amplifier per channel; the 10 MHz GBW sits substantially above the audible band and low-noise positioning supports quiet microphone or line-level amplification.
- Instrumentation signal amplifier — low-frequency sensor amplification in non-inverting or inverting configurations; designs must account for offset error and drift, not only bandwidth.
- Audio distribution buffer — provides low-impedance drive after a high-impedance source; output-current demand, capacitive loading, supply headroom, and stability still determine performance.
- Precision analog signal conditioning — the 30 V maximum supply is useful when a higher supply than low-voltage rail-to-rail devices allow; add input filtering, local decoupling, and grounded shielding where appropriate.
Takeaway: All six scenarios share one rule — the verified 10 MHz GBW and 30 V supply rating open the design, but the source-load network and the family-specific compensation pins close it.
What Is the Market Position, Lifecycle Status, and Supply Situation for NE5534ADRG4?
The verified lifecycle status for NE5534ADRG4 is active in the XAIPART product database. Note that a Texas Instruments support discussion identifies TLV9364 as an NE5534A end-of-life replacement, which signals that TI has designated a successor path for the NE5534A family even as this ordering option remains active in the catalog. Engineers planning new designs should weigh that designation alongside the active status of the part itself.
On the supply side, the verified data shows snapshots that differ by source and date. XAIPART currently lists 8,500 units in stock (as of 2026-11-02) with MOQ 1. Earlier distributor snapshots retrieved on 2026-10-29 reported Heisener at 3,120 pieces, another distributor at 5,434 pieces, and DigiKey stating the component ships today; one listing quoted an estimated delivery window of March 27 through April 1 without a specified year, and the verified lead time remains to be confirmed. Because inventory and delivery data change rapidly, request a firm quotation for production quantities rather than treating any snapshot as a guaranteed reservation.
Takeaway: The part is active and stocked at XAIPART (8,500 units), but the TI-designated TLV9364 replacement path and unverifiable lead-time snapshots justify a second-source qualification — start with NE5534DE4 or NE5534DR per the comparison above.
What Should Buyers Watch: Pricing, Trends, and Sourcing Outlook?
Verified tiered pricing (as of 2026-11-02) rewards volume commitment:
| Quantity | Unit Price (USD) |
|---|---|
| 1+ | $5.0625 |
| 10+ | $3.6563 |
| 100+ | $3.2344 |
| 500+ | $3.0938 |
| 1000+ | $2.9531 |
Moving from single units to 1,000 pieces cuts the unit price by roughly 42 percent, and the 100-piece tier already captures most of that reduction. The separately verified distributor reference price of USD 0.4318 (as of 2026-10-29) differs substantially from the XAIPART tier pricing; both figures come from the verified data, and buyers should confirm which basis applies to their order before committing.
Three trends deserve attention:
- Replacement-path pressure. TI's designation of TLV9364 as an NE5534A end-of-life replacement means new designs with long lifecycles should evaluate the CMOS successor — but the support discussion confirms its CMOS characteristics differ from the bipolar NE5534A, so a swap is a redesign check, not a drop-in.
- Family suffix discipline. The A-versus-non-A distinction (NE5534A vs NE5534) affects trimming characteristics; BOM changes between NE5534ADRG4, NE5534DR, and NE5534DE4 require datasheet verification on offset, noise, GBW, and compensation.
- Inventory volatility. Stock snapshots ranged from 3,120 to 8,500 units across sources within days; confirm current quantity on the NE5534ADRG4 product page before release to production.
Takeaway: Buy at the 100+ tier to capture most of the price break, verify the pricing basis against the USD 0.4318 reference figure, and keep NE5534DE4 or NE5534DR qualified as second sources given the TLV9364 replacement designation.
Key Engineering Takeaways for NE5534ADRG4 Selection
- Single-channel, low-noise op-amp with 10 MHz gain-bandwidth product and 30 V maximum supply in an 8-SOIC (3.90 mm) package — verified from the product database.
- Pins 1 and 5 are offset-null connections and pin 8 is not connected; use the manufacturer diagram, not a generic op-amp footprint.
- NE5534DR and NE5534DE4 are the documented 8-SOIC candidates for substitution; both are non-A versions and need datasheet verification of offset, noise, and compensation.
- TLV9364 is TI's designated NE5534A end-of-life replacement, but its CMOS characteristics differ from the bipolar NE5534A — not a drop-in.
- XAIPART stock: 8,500 units, MOQ 1, $2.9531 per unit at 1,000 pieces (as of 2026-11-02); lifecycle status active.
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