INA2181A1IDSQRAlternatives & Equivalent Parts
About INA2181A1IDSQR
INA2181A1IDSQR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | INA2181A1IDSQRSource | INA2181A1IDSQT | LMR36506MSC3RPERQ1 | SN74LVC2G17DSFR | MSP430F6775IPZ | INA2181A3IDSQR | INA2181A2IDSQR | INA2181A4IDSQR | INA2181A4IDSQT | INA2181A3IDSQT | INA2181A2IDSQT |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline No-lead | Small Outline No-lead | Other | Small Outline No-lead | Quad Flat Packages | Small Outline No-lead | Small Outline No-lead | Small Outline No-lead | Small Outline No-lead | Small Outline No-lead | Small Outline No-lead |
| Pin Count | 11 | 11 | 13 | 6 | 100 | 11 | 11 | 11 | 11 | 11 | 11 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.2882 | $0.6714 | $2.7500 | — | $7.8360 | $0.3478 | $0.3480 | $0.3478 | $0.5911 | $0.5911 | $0.5911 |
| Electrical Parameters | |||||||||||
| Pbfree Code | Yes | — | Yes | Yes | Yes | Yes | Yes | Yes | — | — | — |
| Date Of Intro | 2020-05-30 | 2020-05-30 | 2020-06-20 | — | — | 2020-05-30 | 2020-05-30 | 2020-05-30 | 2020-05-30 | 2020-05-30 | 2020-05-30 |
| YTEOL | 15 | 0 | 15 | 15 | 15 | 15 | 15 | 15 | 0 | 0 | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — | — | — | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | — | — | — | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK |
| Bandwidth (3dB)-Nom | 0.35 MHz | 0.35 MHz | — | — | — | 0.15 MHz | 0.21 MHz | 0.105 MHz | 0.105 MHz | 0.15 MHz | 0.21 MHz |
| Common Mode Voltage-Max | 26 V | 26 V | — | — | — | 26 V | 26 V | 26 V | 26 V | 26 V | 26 V |
| Common-mode Reject Ratio-Min | 84 dB | 84 dB | — | — | — | 84 dB | 84 dB | 84 dB | 84 dB | 84 dB | 84 dB |
| Common-mode Reject Ratio-Nom | 100 dB | 100 dB | — | — | — | 100 dB | 100 dB | 100 dB | 100 dB | 100 dB | 100 dB |
| Frequency Compensation | YES | YES | — | — | — | YES | YES | YES | YES | YES | YES |
| Input Offset Voltage-Max | 150 µV | 150 µV | — | — | — | 150 µV | 150 µV | 150 µV | 150 µV | 150 µV | 150 µV |
| JESD-30 Code | S-PDSO-N10 | S-PDSO-N10 | S-PBCC-N9 | S-PDSO-N6 | S-PQFP-G100 | S-PDSO-N10 | S-PDSO-N10 | S-PDSO-N10 | S-PDSO-N10 | S-PDSO-N10 | S-PDSO-N10 |
| JESD-609 Code | e4 | e4 | e3 | e4 | e4 | e4 | e4 | e4 | e4 | e4 | e4 |
| Low-Bias | NO | NO | — | — | — | NO | NO | NO | NO | NO | NO |
| Low-Offset | NO | NO | — | — | — | NO | NO | NO | NO | NO | NO |
| Micropower | YES | YES | — | — | — | YES | YES | YES | YES | YES | YES |
| Number of Functions | 2 | 2 | 1 | 2 | — | 2 | 2 | 2 | 2 | 2 | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC10,.08,16 | SOLCC10,.08,16 | — | SOLCC6,.04,14 | QFP100,.63SQ,20 | SOLCC10,.08,16 | SOLCC10,.08,16 | SOLCC10,.08,16 | SOLCC10,.08,16 | SOLCC10,.08,16 | SOLCC10,.08,16 |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, VERY THIN PROFILE | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR, 7 INCH | TR, 7 INCH | — | TR | — | TR, 7 INCH | TR, 7 INCH | TR, 7 INCH | TR, 7 INCH | TR, 7 INCH | TR, 7 INCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Power | NO | NO | — | — | — | NO | NO | NO | NO | NO | NO |
| Programmable Power | NO | NO | — | — | — | NO | NO | NO | NO | NO | NO |
| Slew Rate-Nom | 2 V/us | 2 V/us | — | — | — | 2 V/us | 2 V/us | 2 V/us | 2 V/us | 2 V/us | 2 V/us |
| Supply Current-Max | 0.5 mA | 0.5 mA | — | — | 11.75 mA | 0.5 mA | 0.5 mA | 0.5 mA | 0.5 mA | 0.5 mA | 0.5 mA |
| Supply Voltage Limit-Max | 6 V | 6 V | — | — | — | 6 V | 6 V | 6 V | 6 V | 6 V | 6 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | — | 3.3 V | — | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES | YES |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD | NO LEAD | NO LEAD | GULL WING | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.4 mm | 0.4 mm | 0.5 mm | 0.35 mm | 0.5 mm | 0.4 mm | 0.4 mm | 0.4 mm | 0.4 mm | 0.4 mm | 0.4 mm |
| Terminal Position | DUAL | DUAL | BOTTOM | DUAL | QUAD | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Unity Gain BW-Nom | 350 | 350 | — | — | — | 150 | 210 | 105 | 105 | 150 | 210 |
| Voltage Gain-Nom | 20 | 20 | — | — | — | 100 | 50 | 200 | 200 | 100 | 50 |
| Wideband | NO | NO | — | — | — | NO | NO | NO | NO | NO | NO |
| ## INA2181A1IDSQR Alternates Showing results | Image | — | — | — | — | — | — | — | — | — | — |
| Additional Feature | — | — | PFM CONROL ALSO POSSIBLE | — | — | — | — | — | — | — | — |
| Analog IC - Other Type | — | — | SWITCHING REGULATOR | — | — | — | — | — | — | — | — |
| Control Mode | — | — | CURRENT-MODE | — | — | — | — | — | — | — | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — | — | — | — | — | — | — | — |
| Input Voltage-Max | — | — | 65 V | — | — | — | — | — | — | — | — |
| Input Voltage-Min | — | — | 3 V | — | — | — | — | — | — | — | — |
| Input Voltage-Nom | — | — | 24 V | — | — | — | — | — | — | — | — |
| Number of Outputs | — | — | 1 | — | — | — | — | — | — | — | — |
| Output Current-Max | — | — | 0.6 A | — | — | — | — | — | — | — | — |
| Output Voltage-Max | — | — | 28 V | — | — | — | — | — | — | — | — |
| Output Voltage-Min | — | — | 1 V | — | — | — | — | — | — | — | — |
| Output Voltage-Nom | — | — | 3.3 V | — | — | — | — | — | — | — | — |
| Screening Level | — | — | AEC-Q100 | — | — | — | — | — | — | — | — |
| Switcher Configuration | — | — | BUCK | — | — | — | — | — | — | — | — |
| Switching Frequency-Max | — | — | 2200 kHz | — | — | — | — | — | — | — | — |
| Technology | — | — | BICMOS | CMOS | CMOS | — | — | — | — | — | — |
| Family | — | — | — | LVC/LCX/Z | — | — | — | — | — | — | — |
| Load Capacitance (CL) | — | — | — | 50 pF | — | — | — | — | — | — | — |
| Logic IC Type | — | — | — | BUFFER | — | — | — | — | — | — | — |
| Max I(ol) | — | — | — | 0.032 A | — | — | — | — | — | — | — |
| Number of Inputs | — | — | — | 1 | — | — | — | — | — | — | — |
| Power Supply Current-Max (ICC) | — | — | — | 0.01 mA | — | — | — | — | — | — | — |
| Prop. Delay@Nom-Sup | — | — | — | 5.4 ns | — | — | — | — | — | — | — |
| Propagation Delay (tpd) | — | — | — | 9.3 ns | — | — | — | — | — | — | — |
| Qualification Status | — | — | — | Not Qualified | Not Qualified | — | — | — | — | — | — |
| Schmitt Trigger | — | — | — | YES | — | — | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 5.5 V | — | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 1.65 V | — | — | — | — | — | — | — |
| ## SN74LVC2G17DSFR Alternates Showing results | — | — | — | Image | — | — | — | — | — | — | — |
| Has ADC | — | — | — | — | YES | — | — | — | — | — | — |
| Bit Size | — | — | — | — | 16 | — | — | — | — | — | — |
| Bus Compatibility | — | — | — | — | I2C; SPI; UART | — | — | — | — | — | — |
| CPU Family | — | — | — | — | MSP430 | — | — | — | — | — | — |
| Clock Frequency-Max | — | — | — | — | 25 MHz | — | — | — | — | — | — |
| RAM (bytes) | — | — | — | — | 16384 | — | — | — | — | — | — |
| RAM (words) | — | — | — | — | 16 | — | — | — | — | — | — |
| ROM (words) | — | — | — | — | 131072 | — | — | — | — | — | — |
| ROM Programmability | — | — | — | — | FLASH | — | — | — | — | — | — |
| Speed | — | — | — | — | 25 MHz | — | — | — | — | — | — |
| Supply Voltage-Max | — | — | — | — | 3.6 V | — | — | — | — | — | — |
| Supply Voltage-Min | — | — | — | — | 1.8 V | — | — | — | — | — | — |
| Supply Voltage-Nom | — | — | — | — | 3.3 V | — | — | — | — | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | — | — | SoC | — | — | — | — | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Amplifier, 2 Func, 150uV Offset-Max, 0.35MHz Band Width, PDSO10
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suggested
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Operational Amplifier, 2 Func, 150uV Offset-Max, 0.15MHz Band Width, PDSO10
Operational Amplifier, 2 Func, 150uV Offset-Max, 0.21MHz Band Width, PDSO10
Operational Amplifier, 2 Func, 150uV Offset-Max, 0.105MHz Band Width, PDSO10
Operational Amplifier, 2 Func, 150uV Offset-Max, 0.105MHz Band Width, PDSO10
Operational Amplifier, 2 Func, 150uV Offset-Max, 0.15MHz Band Width, PDSO10
Operational Amplifier, 2 Func, 150uV Offset-Max, 0.21MHz Band Width, PDSO10
Why Look for Alternatives?
Finding alternatives for INA2181A1IDSQR 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 INA2181A1IDSQR 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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What is equivalent to INA2181A1IDSQR?
Known equivalents for INA2181A1IDSQR include INA2181A1IDSQT, LMR36506MSC3RPERQ1, SN74LVC2G17DSFR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA2181A1IDSQR?
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 INA2181A1IDSQR 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.