Texas Instruments TLV9054IRUCR

Overview

TLV9054IRUCR from Texas Instruments is a quad rail-to-rail input/output operational amplifier optimized for low-voltage, high-speed signal conditioning in cost-sensitive systems. It delivers 5MHz unity-gain bandwidth, 15V/µs slew rate, ±0.33mV input offset voltage, 330µA quiescent current per channel, and operates from 1.8V to 6.0V supply. It is used in photodiode amplification, low-side current sensing, and sensor signal conditioning where precision, speed, and power efficiency are critical.

For engineers reviewing the TLV9054IRUCR datasheet, TLV9054IRUCR pinout, TLV9054IRUCR application, or TLV9054IRUCR equivalent, this page provides verified package mapping (WQFN-14), confirmed quad-channel rail-to-rail I/O behavior, validated thermal performance (RθJA = 65.5°C/W), real-world settling time (0.75µs to 0.1%), and two rigorously cross-checked alternative op amps with documented functional trade-offs.

Technical Context

The TLV9054IRUCR employs a CMOS input stage enabling 2pA typical input bias current and rail-to-rail common-mode input range extending 0.1V beyond both rails. Its internal RFI/EMI filtering and phase-reversal immunity support robust operation in noisy industrial environments.

Designed for unity-gain stability with capacitive loads up to 150pF, it features a resistive open-loop output impedance that simplifies compensation across varying load conditions. The device maintains 80–96dB CMRR over –40°C to +125°C and achieves 0.0006% THD+N at 1kHz with 1VRMS output.

Key Specifications

Pinout & Package

TLV9054IRUCR is housed in a 14-pin WQFN package (RUC) with 2mm × 2mm footprint and exposed thermal pad connected to V–. This leadless, space-constrained package supports high-density PCB layouts and improved thermal dissipation (RθJB = 40.5°C/W).

Key Features

Applications

Equivalent & Alternatives

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

Compared with TLV9054IRUCR, TLV9064IRUCR trades 200µA higher quiescent current for 2× bandwidth and improved slew rate, while LMV324DR offers lower cost and power but sacrifices speed, noise performance, and EMI resilience - making TLV9054IRUCR the optimal balance for precision, low-voltage, and noise-sensitive quad-amplifier roles.

Availability

TLV9054IRUCR is available at Aetrix Electronics and suitable for photodiode amplification, low-side current sensing, and sensor signal conditioning requiring stable component supply across automotive, industrial, and consumer electronics production programs.

Supply support for TLV9054IRUCR 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 TLV905x family was engineered specifically for cost-constrained, low-voltage applications demanding high slew rate, rail-to-rail operation, and low quiescent current - targeting white goods, HVAC, and portable instrumentation markets.

FAQ

What is the maximum capacitive load the TLV9054IRUCR can drive while maintaining stability?

The TLV9054IRUCR is specified to remain stable with capacitive loads up to 150pF under unity-gain conditions. Its resistive open-loop output impedance simplifies compensation for larger loads, and phase margin remains ≥60° up to 150pF. For loads exceeding this, external series resistance (e.g., 10–50Ω) at the output is recommended to preserve stability without degrading small-signal bandwidth significantly. This capability is confirmed in Figure 6-17 of the SBOS942J datasheet.

Does the TLV9054IRUCR support true rail-to-rail input operation at 1.8V supply?

Yes, the TLV9054IRUCR supports rail-to-rail input operation at 1.8V supply, with common-mode voltage range specified from (V–) – 0.1V to (V+) + 0.1V. At 1.8V, this translates to –0.1V to +1.9V, enabling direct interface with grounded shunt resistors and sensors referenced to system ground. This behavior is verified in Section 6.7 (VCM specification) and Figure 6-4 of the SBOS942J datasheet.

How does the TLV9054IRUCR handle overdrive conditions without phase reversal?

The TLV9054IRUCR is designed to avoid phase reversal during overdrive, a critical feature for reliable operation in comparator-like or saturated feedback scenarios. Its internal architecture prevents output polarity inversion even when inputs exceed the common-mode range - demonstrated in Figure 6-18 of the SBOS942J datasheet. This eliminates latch-up risk and ensures predictable recovery in sensor fault detection and protection circuits.

Is the TLV9054IRUCR pin-compatible with any shutdown-enabled variants?

No, the TLV9054IRUCR (standard quad version) is not pin-compatible with the TLV9054S variants (e.g., TLV9054SRTE), which use a 16-pin WQFN package with dedicated SHDN12 and SHDN34 pins. The TLV9054IRUCR has 14 pins and no shutdown functionality - its pin 14 is NC, whereas TLV9054SRTE repurposes two pins for shutdown control. Board redesign is required to migrate between these variants.

What thermal performance can be expected from the TLV9054IRUCR in a 2-layer PCB design?

In a standard 2-layer PCB with the exposed thermal pad of the TLV9054IRUCR soldered to a 1-in² copper pour connected to V–, junction-to-board thermal resistance (RθJB) is 40.5°C/W. At 5.5V supply and full 4-channel operation (1.32mA IQ), power dissipation is ~7.3mW, resulting in a worst-case junction temperature rise of ~0.3°C above board temperature - well within safe operating limits even in sealed enclosures. This value is documented in Table 6.6 of SBOS942J.