INA118UAlternatives & Equivalent Parts
About INA118U
INA118U is a amplifiers component manufactured by Texas Instruments. It comes in a SOIC-8 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | INA118USource | AD8221ARZ | INA129U |
|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices | Texas Instruments |
| Package Type | SOIC-8 | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $3.0291 | $3.8600 | $3.6672 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| supply_voltage | ±1.35 to ±18 V | — | — |
| cmrr_min | 110 dB | — | — |
| input_offset_voltage_max | 50 µV | — | — |
| gain_range | 1 to 10000 | — | — |
| offset_drift | 5 µV/°C | — | — |
| quiescent_current | 350 µA | — | — |
| bandwidth | 800 kHz | — | — |
| operating_temperature | -40 to +85 °C | — | — |
| Pbfree Code | — | No | Yes |
| Manufacturer Package Code | — | R-8 | — |
| YTEOL | — | 10 | 15 |
| Amplifier Type | — | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | — | 0.0015 µA | 0.005 µA |
| Bandwidth (3dB)-Nom | — | 0.825 MHz | 1.3 MHz |
| Common-mode Reject Ratio-Min | — | 80 dB | 120 dB |
| Input Offset Current-Max (IIO) | — | 0.0006 µA | 0.005 µA |
| Input Offset Voltage-Max | — | 60 µV | 50 µV |
| JESD-30 Code | — | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | — | e3 | e4 |
| Neg Supply Voltage Limit-Max | — | -18 V | -18 V |
| Neg Supply Voltage-Nom (Vsup) | — | -15 V | -15 V |
| Non-linearity-Max | — | 0.001% | 0.002% |
| Number of Functions | — | 1 | 1 |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | SOP8,.25 | SOP8,.25 |
| Package Shape | — | RECTANGULAR | RECTANGULAR |
| Package Style | — | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | — | 260 | 260 |
| Qualification Status | — | Not Qualified | Not Qualified |
| Slew Rate-Nom | — | 2 V/us | 4 V/us |
| Supply Current-Max | — | 1 mA | 0.75 mA |
| Supply Voltage Limit-Max | — | 18 V | 18 V |
| Supply Voltage-Nom (Vsup) | — | 15 V | 15 V |
| Surface Mount | — | YES | YES |
| Temperature Grade | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | — | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | GULL WING | GULL WING |
| Terminal Pitch | — | 1.27 mm | 1.27 mm |
| Terminal Position | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 |
| Voltage Gain-Max | — | 1000 | 10000 |
| Voltage Gain-Min | — | 1 | 1 |
| Voltage Gain-Nom | — | 10 | 10 |
| ## AD8221ARZ Alternates Showing results | — | Image | — |
| Bias Current-Max (IIB) @25C | — | — | 0.005 µA |
| Packing Method | — | — | TUBE |
| Subcategory | — | — | Instrumentation Amplifier |
| Technology | — | — | BIPOLAR |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 2 alternatives for INA118U — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for INA118U is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating INA118U replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to INA118U?
Known equivalents for INA118U include AD8221ARZ, INA129U. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA118U?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify INA118U alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.