INA331IDGKAlternatives & Equivalent Parts
About INA331IDGK
INA331IDGK is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages 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 | INA331IDGKSource | INA331IDGKT | INA331IDGKTG4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | — | $2.0200 | $1.7661 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| YTEOL | 0 | 15 | 15 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.00001 µA | 0.00001 µA | 0.00001 µA |
| Bandwidth (3dB)-Nom | 2 MHz | 2 MHz | 2 MHz |
| Common-mode Reject Ratio-Min | 90 dB | 90 dB | 90 dB |
| Input Offset Current-Max (IIO) | 0.00001 µA | 0.00001 µA | 0.00001 µA |
| Input Offset Voltage-Max | 500 µV | 500 µV | 500 µV |
| JESD-30 Code | S-PDSO-G8 | S-PDSO-G8 | S-PDSO-G8 |
| JESD-609 Code | e4 | — | e4 |
| Non-linearity-Max | 0.01% | 0.01% | 0.01% |
| Number of Functions | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 | TSSOP8,.19 | TSSOP8,.19 |
| Package Shape | SQUARE | SQUARE | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 5 V/us | 5 V/us | 5 V/us |
| Supply Current-Max | 0.6 mA | 0.6 mA | 0.6 mA |
| Supply Voltage Limit-Max | 7.5 V | 7.5 V | 7.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | MILITARY | MILITARY | MILITARY |
| Terminal Finish | NICKEL PALLADIUM GOLD | — | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Voltage Gain-Max | 1000 | 1000 | 1000 |
| Voltage Gain-Min | 5 | 5 | 5 |
| Voltage Gain-Nom | 25 | 25 | 25 |
| Pbfree Code | — | Yes | Yes |
| Bias Current-Max (IIB) @25C | — | 0.00001 µA | 0.00001 µA |
| Packing Method | — | TR | TR |
| Peak Reflow Temperature (Cel) | — | 260 | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 |
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 INA331IDGK — response within 24 hours.
Quick Links
Instrumentation Amplifier, 1 Func, 500uV Offset-Max, 2MHz Band Width, CMOS, PDSO8
Instrumentation Amplifier, 1 Func, 500uV Offset-Max, 2MHz Band Width, CMOS, PDSO8
Why Look for Alternatives?
Finding alternatives for INA331IDGK 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 INA331IDGK 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 INA331IDGK?
Known equivalents for INA331IDGK include INA331IDGKT, INA331IDGKTG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA331IDGK?
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 INA331IDGK 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.