Texas Instruments TL054IDR

Overview

TL054IDR from Texas Instruments is a quad FET-input operational amplifier optimized for precision analog signal conditioning in dual-supply systems. It delivers 4.5 MHz unity-gain bandwidth, 17.8 V/μs slew rate (±15 V), ≤5.7 mV max input offset voltage (full temperature range), and 10¹² Ω input resistance - enabling high-fidelity amplification of low-level sensor signals in instrumentation and audio front-ends.

For engineers reviewing the TL054IDR datasheet, TL054IDR pinout, TL054IDR application, or TL054IDR equivalent, key selection considerations include its on-chip offset-voltage trimming for stable DC performance, FET-input architecture for ultra-low bias current (≤0.7 nA at 85°C), and pin compatibility with legacy TL074/TL084 designs requiring minimal layout changes.

Technical Context

The TL054IDR employs JFET-input differential pairs to achieve femtoampere-level input bias current and 10¹² Ω input resistance, making it suitable for interfacing with high-impedance sources like piezoelectric sensors and photodiode transimpedance stages. Its enhanced FET process yields improved AC response over TL084 while retaining low noise (10.8 nV/√Hz at 1 kHz) and low distortion (0.00021% THD).

Designed for ±5 V to ±15 V dual-supply operation, the device specifies common-mode input range from –11 V to +11 V (±15 V supply) and output swing within 1.5 V of rails into 2 kΩ. It requires careful attention to input biasing and virtual-ground referencing when adapted to single-supply configurations.

Key Specifications

Pinout & Package

TL054IDR is supplied in a 14-pin SOIC (D) package measuring 4.90 mm × 3.90 mm, compliant with JEDEC MS-012AC, and rated for industrial temperature range (–40°C to +85°C).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar quad FET-input operational amplifier applications.

Compared with TL054IDR, TL084CDR trades offset stability and speed for lower cost, while TL074CDR prioritizes noise reduction at the expense of bandwidth and DC accuracy - making TL054IDR the optimal balance for new designs demanding both precision and responsiveness.

Availability

TL054IDR is available at Aetrix Electronics and suitable for instrumentation front-ends, audio preamplifiers, and multi-channel sensor signal conditioning requiring stable component supply across industrial temperature ranges and long production lifecycles.

Supply support for TL054IDR 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 and embedded processing technologies, with decades of expertise in precision op-amp design and manufacturing.

The TL05x family was engineered to deliver enhanced DC accuracy and AC performance over TL07x/TL08x - specifically targeting high-impedance sensor interfaces, test equipment, and audio systems needing low noise, low distortion, and stable offset.

FAQ

What is the maximum operating temperature range for TL054IDR?

The TL054IDR is rated for industrial temperature operation from –40°C to +85°C. Electrical characteristics including input offset voltage (≤5.7 mV), supply current (≤3.2 mA per amplifier), and CMRR (≥75 dB) are guaranteed across this full range. Derating is not required at the extremes, and thermal impedance (θ_JA = 86°C/W) ensures safe operation under typical PCB copper pour conditions.

Can TL054IDR operate from a single supply?

TL054IDR is designed for dual-supply operation (±5 V to ±15 V) and does not support true single-supply use. When used with a single rail, external DC biasing of inputs and outputs is mandatory - typically via a mid-supply virtual ground (e.g., TI TLE2426). Input common-mode range extends only to within ~1.5 V of either rail, and output swing is similarly limited, requiring careful level-shifting circuitry.

How does TL054IDR compare to TL074CDR in noise performance?

At 1 kHz, TL054IDR specifies 10.8 nV/√Hz input voltage noise, versus 12 nV/√Hz for TL074CDR - a 10% improvement. At 10 Hz, TL054IDR achieves 50 nV/√Hz, significantly better than TL074CDR's 70 nV/√Hz (per revised 2026 datasheet). This makes TL054IDR preferable for low-frequency precision applications where 1/f noise dominates, such as thermopile or electrochemical sensor amplification.

Is TL054IDR pin-compatible with TL084CDR?

Yes - TL054IDR uses the same 14-pin SOIC (D) package and identical pinout as TL084CDR and TL074CDR. All supply, input, and output terminals align directly, enabling drop-in replacement in existing PCB layouts without modification. This compatibility extends to mechanical mounting, thermal pad requirements, and solder reflow profiles.

What is the typical crosstalk attenuation between channels in TL054IDR?

TL054IDR guarantees ≥106 dB crosstalk attenuation between any two amplifier channels, measured as VO1/VO2 ratio at AVD = 100. This high isolation is achieved through die-level separation and independent output stages, ensuring that signal coupling between channels remains below –106 dB even under full-swing dynamic conditions - critical for simultaneous multi-channel acquisition systems.