Part Details for INA121P by Texas Instruments
Results Overview of INA121P by Texas Instruments
- Distributor Offerings: (4 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 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.
INA121P Information
INA121P 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.
Price & Stock for INA121P
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
DISTI #
INA121P-ND
|
DigiKey | IC OP AMP 1CH 8-PDIP Min Qty: 1 Container: Tube |
255 Tube |
|
$7.3922 / $12.0800 | Buy Now |
|
DISTI #
595-INA121P
|
Mouser Electronics | Instrumentation Amplifiers FET-Input Low Power Instrumentation Amp RoHS: Compliant | 55 |
|
$7.2700 / $12.0800 | Buy Now |
|
|
Rochester Electronics | Op Amp Instrumentation 8-DIP Tube RoHS: Compliant Status: Active Min Qty: 1 | 27 |
|
$5.5400 / $6.9300 | Buy Now |
|
DISTI #
INA121P
|
TME | IC: instrumentation amplifier, 600kHz, Ch: 1, ±2.25÷18VDC, DIP8 Min Qty: 1 | 81 |
|
$6.7900 | Buy Now |
US Tariff Estimator: INA121P 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.
INA121P CAD Models
-
Part Symbol
-
Footprint
-
3D Model
Available Download Formats
By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy
INA121P Part Data Attributes
|
|
INA121P
Texas Instruments
Buy Now
Datasheet
|
Compare Parts:
INA121P
Texas Instruments
Instrumentation Amplifier, 1 Func, 500uV Offset-Max, 0.6MHz Band Width, PDIP8
|
| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | DIP | |
| Package Description | Pdip-8 | |
| Pin Count | 8 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.33.00.01 | |
| Amplifier Type | Instrumentation Amplifier | |
| Average Bias Current-Max (IIB) | 0.00005 µA | |
| Bandwidth (3dB)-Nom | 0.6 Mhz | |
| Bias Current-Max (IIB) @25C | 0.00005 µA | |
| Common-mode Reject Ratio-Min | 106 Db | |
| Input Offset Current-Max (IIO) | 5e-7 µA | |
| Input Offset Voltage-Max | 500 µV | |
| JESD-30 Code | R-PDIP-T8 | |
| JESD-609 Code | e4 | |
| Length | 9.59 Mm | |
| Neg Supply Voltage Limit-Max | -18 V | |
| Neg Supply Voltage-Nom (Vsup) | -15 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 | DIP | |
| Package Equivalence Code | DIP8,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Packing Method | Tube | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.08 Mm | |
| Slew Rate-Nom | 0.7 V/Us | |
| Supply Current-Max | 0.53 Ma | |
| Supply Voltage Limit-Max | 18 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | No | |
| Temperature Grade | Industrial | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Voltage Gain-Max | 10000 | |
| Voltage Gain-Min | 1 | |
| Voltage Gain-Nom | 10 | |
| Width | 7.62 Mm |
INA121P Frequently Asked Questions (FAQ)
-
The INA121P can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV to ensure accurate measurements.
-
The gain resistor (Rg) determines the gain of the amplifier. A smaller Rg value results in higher gain. Choose an Rg value based on your desired gain and input voltage range. TI provides a gain calculator tool to help with this.
-
The REF pin is a reference input that allows you to set the output voltage of the INA121P to a specific level. You can connect a voltage reference or a resistive divider to the REF pin to set the output voltage. This is useful for applications that require a specific output voltage range.
-
To minimize noise and interference, use proper PCB layout techniques, such as separating analog and digital grounds, using a solid ground plane, and keeping sensitive analog signals away from noisy digital signals. Additionally, use shielding, filtering, and decoupling capacitors as needed.
-
The INA121P can provide up to 10mA of output current. However, it's recommended to keep the output current below 5mA to ensure stable operation and minimize power consumption.