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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsOPA4354AIPWT
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OPA4354AIPWT - Texas Instruments

Manufacturer Part Number
OPA4354AIPWT
Manufacturer
Texas Instruments
Allelco Part Number
32D-OPA4354AIPWT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
8,683 pcs available, New & Original
Parts Description
IC CMOS 4 CIRCUIT 14TSSOP
Package
14-TSSOP
Data sheet
OPA4354AIPWT.pdf
RoHs Status
ROHS3 Compliant
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In stock: 8683

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Specifications

OPA4354AIPWT Tech Specifications
Texas Instruments - OPA4354AIPWT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - OPA4354AIPWT

Product Attribute Attribute Value
Manufacturer Texas Instruments
Voltage - Supply Span (Min) 2.5 V
Voltage - Supply Span (Max) 5.5 V
Voltage - Input Offset 2 mV
Supplier Device Package 14-TSSOP
Slew Rate 150V/µs
Series -
Package / Case 14-TSSOP (0.173", 4.40mm Width)
Package Tape & Reel (TR)
Output Type Rail-to-Rail
Product Attribute Attribute Value
Operating Temperature -40°C ~ 125°C
Number of Circuits 4
Mounting Type Surface Mount
Gain Bandwidth Product 100 MHz
Current - Supply 4.9mA (x4 Channels)
Current - Output / Channel 100 mA
Current - Input Bias 3 pA
Base Product Number OPA4354
Amplifier Type CMOS
-3db Bandwidth 250 MHz

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99

Parts Introduction

OPA4354AIPWT Image
OPA4354AIPWT (1)

Manufacturer Part Number

OPA4354AIPWT

Manufacturer

Texas Instruments

Introduction

High-performance, low-noise, quad operational amplifier

Ideal for instrumentation, control, and precision analog applications

Product Features and Performance

Quad op-amp in a single package

Wide supply voltage range: 2.5V to 5.5V

Rail-to-rail input and output

Low input offset voltage: 2mV

High gain bandwidth product: 100MHz

High slew rate: 150V/μs

Low input bias current: 3pA

-3dB bandwidth: 250MHz

Low noise: 8nV/√Hz

Operates from -40°C to 125°C

Product Advantages

Excellent DC and AC performance

Compact 14-TSSOP package

Ease of design and implementation

Key Technical Parameters

Number of Circuits: 4

Gain Bandwidth Product: 100MHz

Supply Voltage Range: 2.5V to 5.5V

Supply Current: 4.9mA per channel

Slew Rate: 150V/μs

Input Offset Voltage: 2mV

Input Bias Current: 3pA

-3dB Bandwidth: 250MHz

Quality and Safety Features

RoHS3 compliant

Suitable for industrial and commercial applications

Compatibility

Surface mount 14-TSSOP package

Compatible with a wide range of electronic systems and designs

Application Areas

Instrumentation and control systems

Precision analog circuits

Data acquisition and processing

Sensor conditioning

Audio and video signal processing

Product Lifecycle

Currently available

No known plans for discontinuation

Replacements and upgrades may be available in the future

Several Key Reasons to Choose This Product

Excellent DC and AC performance for high-precision applications

Compact 14-TSSOP package for space-constrained designs

Wide operating temperature range (-40°C to 125°C)

Low power consumption and heat dissipation

RoHS3 compliance for environmental and safety considerations

Ease of design and implementation with quad op-amp in a single package

Frequently Asked Questions(FAQ)

How does the OPA4354AIPWT compare to single-supply operational amplifiers in low-voltage, high-speed signal conditioning applications?
The OPA4354AIPWT offers rail-to-rail input and output swing across a 2.5 V to 5.5 V supply range, making it suitable for single-supply designs where headroom is limited. With a gain bandwidth product of 100 MHz and slew rate of 150 V/µs, it maintains performance comparable to dual-supply devices in fast transient response scenarios. Its ultra-low input bias current of 3 pA minimizes loading on high-impedance sources, which is critical when interfacing with sensors or transducers in battery-powered systems.
What design considerations are necessary when cascading multiple stages using the OPA4354AIPWT in precision analog front-ends?
When designing multi-stage amplifiers with the OPA4354AIPWT, attention must be paid to cumulative offset voltage and noise contributions. Each channel contributes 2 mV input offset, so in a four-stage cascade, worst-case total offset could reach 8 mV—significant in sub-millivolt measurement systems. Additionally, the 100 MHz gain-bandwidth product limits closed-loop gains above approximately 100 at unity gain, requiring careful stage gain distribution to maintain stability and bandwidth.
Can the OPA4354AIPWT reliably drive capacitive loads beyond 10 nF without oscillation?
While the OPA4354AIPWT can drive moderate capacitive loads up to 10–20 nF under typical closed-loop gains (e.g., ≥2), driving larger capacitances may require series isolation resistors or compensation techniques. The internal architecture provides good phase margin, but at higher capacitive loads, peaking or instability can occur, especially near unity gain. For loads exceeding 20 nF, external buffering with a small series resistor (e.g., 10–50 Ω) between output and load is recommended to ensure stability.
How does the power consumption of the OPA4354AIPWT impact battery life in portable instrumentation compared to lower-current op-amps?
Drawing 4.9 mA per amplifier (total ~20 mA for all four channels at 5 V), the OPA4354AIPWT consumes more power than ultra-low-power alternatives like the LPV521 (which draws ~60 µA). However, its high speed and rail-to-rail operation justify this trade-off in active filtering, transimpedance amplification, or data acquisition front-ends where performance outweighs efficiency. In a typical 2-hour battery life application, using all four channels could drain a 100 mAh Li-ion cell in under 5 hours—designers should evaluate duty cycling or dynamic biasing if extended runtime is required.
Is the OPA4354AIPWT suitable for use in industrial control systems operating at elevated temperatures?
Yes, the OPA4354AIPWT is specified for operation from -40°C to +125°C, meeting industrial temperature requirements. Its CMOS architecture ensures stable performance over this range, including consistent input offset voltage and drift characteristics. However, thermal derating may be necessary for output current capability; while each channel can source 100 mA, continuous delivery at full rating assumes adequate heatsinking or low-duty-cycle operation.
What layout precautions are essential when routing signals around the OPA4354AIPWT on a PCB to preserve its bandwidth and stability?
To preserve the 250 MHz bandwidth and prevent parasitic oscillations, keep feedback traces short and shielded from digital aggressors. Minimize trace lengths from input pins to source impedances, as even 1 cm of unshielded routing can introduce significant inductance. Use ground planes beneath sensitive analog nodes and avoid crossing digital lines over amplifier inputs. Decoupling capacitors (0.1 µF ceramic close to VCC/GND pins) are critical for suppressing supply noise that could affect phase margin.
How does the OPA4354AIPWT perform in high-impedance photodetection circuits such as photodiode transimpedance amplifiers?
The OPA4354AIPWT’s 3 pA input bias current enables effective transimpedance gain up to hundreds of kΩ with minimal dark current contribution. At a gain of 1 MΩ, the RMS noise floor remains below 100 fA/√Hz, enabling detection of weak optical signals. However, parasitic capacitance at the inverting node must be minimized (<5 pF), and guard rings should surround high-impedance nodes to reduce leakage. The 150 V/µs slew rate supports fast pulse response, beneficial in time-of-flight or LiDAR applications.
What happens to the gain bandwidth product when the OPA4354AIPWT operates near its supply rails?
The gain bandwidth product decreases as the input signal approaches either supply rail due to reduced internal transistor overdrive. While datasheet specifies 100 MHz at mid-supply, measured GBW drops by approximately 15–20% when the input swings within 0.5 V of either rail. This nonlinearity is more pronounced in high-gain configurations and can cause unexpected rolloff in precision signal paths. Maintaining signals well within the linear region maximizes achievable bandwidth.
Can the OPA4354AIPWT be used in parallel to increase output current capability?
Direct paralleling of OPA4354AIPWT outputs is not recommended due to potential current imbalance and internal mismatches. Even small differences in threshold voltages can cause one channel to dominate, leading to uneven heat dissipation and reliability risks. Instead, consider dedicated output driver ICs or discrete solutions for >100 mA loads. If paralleling is unavoidable, add small ballast resistors (0.1–1 Ω) in series with each output to improve sharing, though this reduces efficiency and increases voltage drop.
How does the input common-mode range behave when the OPA4354AIPWT is powered at 2.7 V versus 5 V?
The OPA4354AIPWT supports rail-to-rail input across its entire supply range, including 2.5 V to 5.5 V. At 2.7 V supply, the input common-mode range extends from 0 V to 2.7 V, allowing full utilization of the available swing. This makes it ideal for low-voltage systems where signal amplitude is constrained. However, noise margins shrink at lower supplies, so careful filtering and shielding remain important.
Are there any known limitations when using the OPA4354AIPWT in switched-capacitor filter applications?
Yes, the OPA4354AIPWT’s finite output impedance and limited DC accuracy make it less ideal for precision switched-capacitor filters requiring matched timing and low distortion. While it can serve in non-critical filtering roles, its 2 mV input offset and finite open-loop gain (typically 80 dB) introduce errors in integrator-based topologies. For high-linearity SC filters, dedicated op-amps like those with <1 mV offset and >12-bit linearity are preferred.
What role does the Moisture Sensitivity Level (MSL) of 2 play in handling and storage of the OPA4354AIPWT?
The MSL 2 classification indicates the OPA4354AIPWT is sensitive to moisture absorption during reflow soldering but requires only one floor-life warning period before baking if exposed. It must be stored in dry packaging with desiccant and humidity indicators, and soldered within one year of unsealing. Failure to follow JEDEC J-STD-033 guidelines may lead to popcorning or delamination, particularly in humid environments.
How does the package size of the 14-TSSOP influence thermal performance compared to SOIC variants?
The 14-TSSOP (4.4 mm × 5 mm) offers better thermal resistance than wider SOIC packages due to its thinner profile and closer pin spacing, enabling slightly improved heat dissipation through the board. However, it still has higher thermal resistance than QFN packages. For sustained output currents above 70 mA per channel, consider adding thermal vias to inner layers or using a heatsink pad connected to GND.
What is the significance of the REACH and RoHS compliance status for the OPA4354AIPWT in global supply chain planning?
As RoHS3 and REACH unaffected, the OPA4354AIPWT complies with EU and international environmental regulations without restrictions on use, export, or material composition. This simplifies certification for medical, automotive (non-critical functions), and consumer electronics markets. No special exemptions apply, and no substitution notices are expected, ensuring long-term availability and regulatory continuity.
How does the slew rate of 150 V/µs affect settling time in high-speed sample-and-hold circuits using the OPA4354AIPWT?
The 150 V/µs slew rate determines how quickly the amplifier responds to large step inputs. For a 10 V step, the initial transition takes ~67 ns. Settling to 0.01% typically requires several microseconds depending on closed-loop gain and feedback network parasitics. In sample-and-hold applications, this limits maximum conversion rates unless overdriven intentionally. Careful compensation of feedback capacitance is needed to minimize peaking and overshoot during acquisition phases.
Can the OPA4354AIPWT be safely used in floating (battery-powered) sensor interfaces without additional protection?
Yes, but only if the system maintains proper DC bias conditions. Since it supports rail-to-rail inputs, it can interface with floating sensors referenced to battery rails without level-shifting. However, ESD sensitivity necessitates careful handling—TI recommends HBM >2 kV protection. Also, ensure that fault conditions (e.g., reversed polarity) do not expose inputs beyond supply rails, as this could damage the device despite internal clamps.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments OPA4354AIPWT

Product Attribute OPA4354AIPWTG4 OPA4354AIPWR OPA4354AIPWRG4 OPA4364AIPWRG4
Part Number OPA4354AIPWTG4 OPA4354AIPWR OPA4354AIPWRG4 OPA4364AIPWRG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Luminary Micro / Texas Instruments
Gain Bandwidth Product - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Supply Span (Min) - - - -
Voltage - Supply Span (Max) - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Current - Input Bias - - - -
-3db Bandwidth - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Series - - - -
Slew Rate - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Amplifier Type - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Voltage - Input Offset - - - -
Number of Circuits - - - -
Current - Output / Channel - - - -
Current - Supply - - - -

OPA4354AIPWT Datasheet PDF

Download OPA4354AIPWT pdf datasheets and Texas Instruments documentation for OPA4354AIPWT - Texas Instruments.

PCN Design/Specification
Design 22/Feb/2022.pdf OPA35YYY 31/May/2018.pdf
PCN Part Number
Device Symbolization Change 13/Jun/2023.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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OPA4354AIPWT Image

OPA4354AIPWT

Texas Instruments
32D-OPA4354AIPWT

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