What is a cross-reference page for INA143UA/2K5?
This page groups mapped replacement options for INA143UA/2K5 so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
INA143UA/2K5 replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for INA143UA/2K5, then verify package, specifications, and application fit before approval.
Compare INA143UA/2K5 against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
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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 INA143UA/2K5 Texas Instruments |
|---|---|
| Part Number | INA143UA/2K5 |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) |
| Subcategory | Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers |
| Package | 8SOIC |
| Series | - |
| Key Attributes | - |
| Description | IC OPAMP DIFF 150KHZ 8SOIC |
| Lifecycle | - |
| Stock | 149,454 |
| Available | 15,936 |
| Min Order | 1 |
| Datasheet | Request |
| Neg Supply Voltage-Nom (Vsup) | -5V |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Voltage - Supply, Single/Dual (±) | 4.5V~36V ±2.25V~18V |
| Voltage - Input Offset | 100μV |
| Dual Supply Voltage | 15V |
| Low-Offset | YES |
| Frequency Compensation | YES |
| Micropower | NO |
| Programmable Power | NO |
| Number of Elements | 1 |
| Power | NO |
| Amplifier Type | Differential |
| Voltage Gain-Nom | 10 |
| Voltage Gain | 20dB |
| Current - Output / Channel | 32mA |
| Current - Supply | 950μA |
| RoHS Status | ROHS3 Compliant |
| JESD-609 Code | e4 |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| HTSUS | 8542.33.0001 |
| ECCN Code | EAR99 |
| Part Status | Active |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Lifecycle Status | ACTIVE (Last Updated: 2 days ago) |
| Mounting Type | Surface Mount |
| Factory Lead Time | 6 Weeks |
| Packaging | Tape & Reel (TR) |
| Operating Temperature | -40°C~85°C |
| Categories | Integrated Circuits (ICs) |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Supply Voltage | 5V |
| Qualification Status | Not Qualified |
| Manufacturer | Texas |
| Width | 3.91mm |
| Height | 1.75mm |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) |
| Subcategory | Operational Amplifier |
| Sub-Categories | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps |
| Packing Method | TR |
| Architecture | VOLTAGE-FEEDBACK |
| Weight | 75.891673mg |
| Slew Rate | 5V/μs |
| Number of Functions | 1 |
| Surface Mount | YES |
| Pbfree Code | yes |
| Technology | BIPOLAR |
| Number of Pins | 8 |
| Number of Terminations | 8 |
| Pin Count | 8 |
| Thickness | 1.58mm |
| Length | 4.9mm |
| Reflow Temperature-Max (s) | NOT SPECIFIED |
| Input Offset Voltage (Vos) | 750μV |
| Common Mode Rejection Ratio | 80 dB |
| Nominal Supply Current | 1.2mA |
| Quiescent Current | 950μA |
| Base Part Number | INA143 |
| Manufacturer's Part No. | INA143UA/2K5 |
| Min Input Voltage | 1.65V |
| -3db Bandwidth | 0.15MHz |
| Bandwidth | 150 kHz |
| Max Input Voltage | -1.65V |
| Resistance | 55kOhm |
| Gain Bandwidth Product | 150 kHz |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing INA143UA/2K5 replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for INA143UA/2K5?
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 INA143UA/2K5 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 INA143UA/2K5?
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 INA143UA/2K5 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 INA143UA/2K5 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.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.