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Alternative part analysis

OPA4347UA replacements, alternatives, and cross reference

Compare mapped replacement and alternative options for OPA4347UA, then verify package, specifications, and application fit before approval.

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This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.

Specification view

Parameter Comparison Chart

A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.

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Parameter Comparison Chart
Current part
OPA4347UA

Texas Instruments

Part NumberOPA4347UA
ManufacturerTexas Instruments
CategoryIntegrated Circuits (ICs)
SubcategoryLinear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers
Package14SOIC
Series-
Key Attributes-
DescriptionIC OPAMP GP 350KHZ RRO 14SOIC
Lifecycle-
Stock91,831
Available55,991
Min Order1
DatasheetRequest
RoHS StatusROHS3 Compliant
REACH SVHCNo SVHC
JESD-609 Codee4
Moisture Sensitivity Level (MSL)2 (1 Year)
HTSUS8542.33.0001
ECCN CodeEAR99
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Power Supplies3/5V
Voltage - Input Offset2mV
Max I/O Voltage6mV
Input Offset Current-Max (IIO)0.00001μA
Current - Input Bias0.5pA
Unity Gain BW-Nom350 kHz
Number of Channels4
MicropowerYES
Frequency CompensationYES
Amplifier TypeGeneral Purpose
Low-BiasYES
Programmable PowerNO
Supply Voltage Limit-Max7.5V
Low-OffsetNO
Bias Current-Max (IIB) @25C0.00001μA
Average Bias Current-Max (IIB)0.00001μA
Power Supply Rejection Ratio (PSRR)84.44dB
Voltage Gain115dB
Nominal Gain Bandwidth Product350 kHz
Voltage - Supply, Single/Dual (±)2.3V~5.5V ±1.15V~2.75V
Part StatusActive
REACH StatusREACH Unaffected
ECCNEAR99
Lifecycle StatusACTIVE (Last Updated: 1 day ago)
Lead FreeLead Free
PackagingTube
Mounting TypeSurface Mount
Factory Lead Time6 Weeks
Operating Temperature-55°C~125°C
CategoriesIntegrated Circuits (ICs)
Terminal PositionDUAL
Peak Reflow Temperature (Cel)260
Terminal FormGULL WING
Supply Voltage5V
TechnologyCMOS
ManufacturerTexas
Width3.91mm
Height1.75mm
Output TypeRail-to-Rail
Length8.65mm
SubcategoryOperational Amplifier
Sub-CategoriesLinear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Nominal Supply Current20μA
ArchitectureVOLTAGE-FEEDBACK
Package / Case14-SOIC (0.154, 3.90mm Width)
Surface MountYES
Radiation HardeningNo
Pin Count14
Number of Pins14
Number of Terminations14
Pbfree Codeyes
Terminal Pitch1.27mm
Number of Functions4
Bandwidth350 kHz
Thickness1.58mm
Common Mode Rejection Ratio70 dB
Input Offset Voltage (Vos)6mV
Output Current17mA
Operating Supply Current20μA
Slew Rate0.17V/μs
Output Current per Channel17mA
Manufacturer's Part No.OPA4347UA
Base Part NumberOPA4347
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Cross-reference FAQ

Replacement Part Questions

Short answers for teams reviewing OPA4347UA replacement and equivalent-part options.

What is a cross-reference page for OPA4347UA?

This page groups mapped replacement options for OPA4347UA so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.

Does a mapped alternative mean a guaranteed drop-in replacement for OPA4347UA?

Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.

Which parameters should teams compare first for OPA4347UA alternatives?

Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.

Can I request a quote for an alternative to OPA4347UA?

Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.

Is OPA4347UA obsolete, and what replacement should buyers review first?

Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.

Engineering support

Need help validating the replacement path?

If your team is unsure whether a mapped alternative to OPA4347UA from Texas Instruments is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.

Contact a hardware engineer

Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.

Package and pin compatibility

Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.

Parameter and function gaps

Surface the electrical, interface, or application-fit questions that still need confirmation before approval.

Qualification and approval prep

Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.