Texas Instruments TL074ACNS

Overview

TL074ACNS from Texas Instruments is a quad JFET-input operational amplifier optimized for high-fidelity audio and precision analog signal conditioning. It delivers 6 mV max input offset voltage at 25°C, 13 V/µs typical slew rate, 3 MHz unity-gain bandwidth, and ultra-low 18 nV/√Hz input voltage noise at 1 kHz - enabling low-distortion preamplification in studio-grade audio equipment.

For engineers reviewing the TL074ACNS datasheet, TL074ACNS pinout, TL074ACNS application, or TL074ACNS equivalent, this page provides verified package mapping (SOP-14), confirmed JFET-input architecture, thermal performance data (θJA = 76°C/W), and validated alternatives for audio distribution, active filtering, and sensor signal conditioning designs.

Technical Context

The TL074ACNS integrates four independent high-input-impedance amplifiers on a single monolithic chip, each featuring JFET differential input stages followed by bipolar output stages. Its internal frequency compensation ensures stable unity-gain operation without external components.

Designed for 0°C to 70°C operation (C-suffix), it supports ±15 V dual supplies with common-mode input range extending to VCC+, rail-to-rail output swing limited to ±12 V (RL ≥ 10 kΩ), and built-in output short-circuit protection - making it suitable for line-level audio buffering and DC-coupled instrumentation interfaces.

Key Specifications

Pinout & Package

SOP-14 (NS) package: 14-pin surface-mount plastic small-outline package with 1.27 mm lead pitch, 76°C/W junction-to-ambient thermal resistance, and JEDEC MO-153 compliance.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar quad JFET-input op-amp applications.

Compared with TL074CDR and TL084CN, the TL074ACNS provides superior thermal performance (76°C/W), tighter input offset (6 mV), and lower input bias current - making it optimal for space-constrained, low-noise, DC-accurate quad-amplifier applications.

Availability

TL074ACNS is available at Aetrix Electronics and suitable for audio distribution amplifiers, active filter modules, DC-coupled instrumentation front-ends, and quad-channel sensor signal conditioners requiring stable component supply across production lifecycles.

Supply support for TL074ACNS includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Texas Instruments is a global semiconductor leader specializing in analog, embedded processing, and digital signal technologies with over 50 years of op-amp innovation.

The TL07x series was designed specifically for high-fidelity audio and precision analog signal conditioning - emphasizing low noise, low distortion, high input impedance, and robust DC accuracy in cost-sensitive industrial and consumer systems.

FAQ

What is the maximum operating temperature range for the TL074ACNS?

The TL074ACNS is characterized for operation from 0°C to 70°C, as indicated by the 'C' suffix in its part number. This commercial-grade temperature rating is defined in the official Texas Instruments datasheet SLOS080I and applies to all electrical specifications unless otherwise noted. The device must be operated within this ambient temperature range to guarantee performance parameters such as 6 mV input offset voltage and 13 V/µs slew rate. Exceeding 70°C ambient may cause parameter drift or reliability degradation.

Does the TL074ACNS include internal frequency compensation?

Yes, the TL074ACNS includes internal frequency compensation, enabling stable unity-gain operation without external compensation components. This design feature is explicitly stated in the TI datasheet SLOS080I and confirmed by its guaranteed 3 MHz unity-gain bandwidth and phase margin under standard test conditions. Engineers can implement inverting, non-inverting, and voltage-follower configurations directly without adding external capacitors or resistors for stability - reducing bill-of-materials count and PCB area in audio and instrumentation designs.

What is the input bias current specification for the TL074ACNS?

The TL074ACNS has a typical input bias current of 65 pA at 25°C, with a maximum of 200 pA across the full 0°C to 70°C operating range. This ultra-low value results from its JFET-input stage and is critical for high-impedance sensor interfaces. The datasheet SLOS080I confirms this parameter under VO = 0 and full temperature range testing. For designs using source impedances above 1 MΩ, this low bias current minimizes voltage errors - for example, a 10 MΩ source contributes only 0.65 mV offset error at typical bias current.

Can the TL074ACNS drive a 2 kΩ load to full output swing?

Yes, the TL074ACNS can drive a 2 kΩ load to ±10 V peak output swing when powered with ±15 V supplies, as specified in the "Maximum Peak Output Voltage Swing" parameter of the SLOS080I datasheet. This capability is confirmed across the full 0°C to 70°C temperature range. Driving lower impedances (e.g., 600 Ω) will reduce output swing due to internal current limiting and should be avoided unless verified with thermal derating. For line-level audio applications (typically 10 kΩ loads), the device delivers ±12 V swing with negligible distortion.

Is the TL074ACNS pin-compatible with other TL074 variants like TL074CN or TL074CD?

Yes, the TL074ACNS is pin-compatible with TL074CN (PDIP-14) and TL074CD (SOIC-14) because all share identical 14-pin functional pinouts per the TI datasheet SLOS080I Figure 4. However, package dimensions, thermal resistance (76°C/W for NS vs 80°C/W for N and 86°C/W for D), and some electrical parameters differ: TL074ACNS specifies 6 mV max VIO versus 10 mV for TL074CN/CD. Layout adaptation is required only for footprint - not signal routing - when substituting between these variants.