| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| INA122U/2K5 | Texas Instruments | $4.4783 | Instrumentation Amplifier, 1 Func, 250uV Offset-Max, 0.12MHz Band Width, BIPolar, PDSO8 | INA122U vs INA122U/2K5 |
| INA122UE4 | Texas Instruments | Check for Price | Instrumentation Amplifier, 1 Func, 500uV Offset-Max, 0.12MHz Band Width, PDSO8 | INA122U vs INA122UE4 |
| INA122U/2K5E4 | Texas Instruments | Check for Price | Instrumentation Amplifier, 1 Func, 500uV Offset-Max, 0.12MHz Band Width, BIPolar, PDSO8 | INA122U vs INA122U/2K5E4 |
Part Details for INA122U by Texas Instruments
Results Overview of INA122U by Texas Instruments
- Distributor Offerings: (4 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (3 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
INA122U Information
INA122U by Texas Instruments is an Instrumentation Amplifier.
Instrumentation Amplifiers are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| INA122U/2K5 | Texas Instruments | Single Supply, MicroPower Instrumentation Amplifier 8-SOIC | |
| INA122UA/2K5 | Texas Instruments | Single Supply, MicroPower Instrumentation Amplifier 8-SOIC | |
| INA122UA | Texas Instruments | Single Supply, MicroPower Instrumentation Amplifier 8-SOIC |
Price & Stock for INA122U
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
INA122U-ND
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DigiKey | IC INST AMP 1 CIRCUIT 8SOIC Container: Tube |
0 Tube |
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Buy Now | |
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DISTI #
INA122U
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TME | IC: instrumentation amplifier, 120kHz, Ch: 1, SO8, 5V/V,10kV/V Min Qty: 1 | 4 |
|
$8.4100 / $11.9000 | Buy Now |
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|
Chip Stock | IC INST AMP 1 CIRCUIT 8SOIC Instrumentation Amplifier 1 Circuit 8-SOIC | 27960 |
|
RFQ | |
|
|
Win Source Electronics | Single Supply, MicroPower INSTRUMENTATION AMPLIFIER | IC INST AMP 1 CIRCUIT 8SOIC | 19177 |
|
$3.5611 / $5.3416 | Buy Now |
US Tariff Estimator: INA122U by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
INA122U CAD Models
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INA122U Part Data Attributes
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INA122U
Texas Instruments
Buy Now
Datasheet
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INA122U
Texas Instruments
Instrumentation Amplifier, 1 Func, 250uV Offset-Max, 0.12MHz Band Width, BIPolar, PDSO8
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Pin Count | 8 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.33.00.01 | |
| Amplifier Type | Instrumentation Amplifier | |
| Average Bias Current-Max (IIB) | 0.025 µA | |
| Bandwidth (3dB)-Nom | 0.12 Mhz | |
| Bias Current-Max (IIB) @25C | 0.025 µA | |
| Common-mode Reject Ratio-Min | 83 Db | |
| Input Offset Current-Max (IIO) | 0.002 µA | |
| Input Offset Voltage-Max | 250 µV | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e4 | |
| Length | 4.9 Mm | |
| Moisture Sensitivity Level | 3 | |
| Neg Supply Voltage Limit-Max | -18 V | |
| Non-linearity-Max | 0.002% | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.25 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Packing Method | Tube | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 Mm | |
| Slew Rate-Nom | 0.08 V/Us | |
| Supply Current-Max | 0.085 Ma | |
| Supply Voltage Limit-Max | 18 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | Yes | |
| Technology | Bipolar | |
| Temperature Grade | Industrial | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Gain-Max | 10000 | |
| Voltage Gain-Min | 5 | |
| Voltage Gain-Nom | 100 | |
| Width | 3.9 Mm |
Alternate Parts for INA122U
This table gives cross-reference parts and alternative options found for INA122U. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of INA122U, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
INA122U Frequently Asked Questions (FAQ)
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The INA122U can handle input voltages up to ±40V, but it's recommended to keep the input voltage within ±20V for optimal performance.
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The gain of the INA122U is determined by the ratio of the resistors Rg and Rf. The gain can be calculated using the formula: Gain = (Rf / Rg) + 1.
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The REF pin is used to set the reference voltage for the amplifier. It can be connected to a voltage reference or a resistive divider to set the output voltage of the amplifier.
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Yes, the INA122U can be used as a single-supply amplifier. However, the input voltage range will be limited to 0V to VCC, and the output voltage will be referenced to VCC/2.
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To reduce noise and oscillations, ensure that the layout is clean and well-decoupled, use a low-ESR capacitor for power supply decoupling, and add a capacitor in parallel with Rf to reduce high-frequency noise.