INA217AIDWTE4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
INA217AIDWTE4 is a low-noise, low-distortion instrumentation amplifier from Texas Instruments with 3.4 MHz bandwidth, 70 dB minimum CMRR, and 0.0006% maximum nonlinearity. It operates on dual ±18V supplies in a 16-pin SOIC package. Available from stock worldwide with competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- INA217AIDWTE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3.4 MHz bandwidth for wideband instrumentation amplifier applications
- Low 0.0006% maximum nonlinearity for precision signal accuracy
- 70 dB minimum common-mode rejection ratio
- Wide ±18V dual supply operation for high dynamic range
- 16-pin SOIC package compatible with standard PCB assembly
- 12 µA maximum input bias current for moderate-impedance sources
Applications
INA217AIDWTE4 is designed for professional audio recording consoles, medical instrumentation amplifiers, and precision data acquisition front-ends where low noise and low distortion are the primary requirements. Its 3.4 MHz bandwidth allows use in audio frequency analysis systems and ultrasonic sensor signal chains operating beyond 1 MHz. The ±18V supply capability accommodates high-dynamic-range analog signal paths in mixing consoles, EEG/ECG amplifiers, and industrial bridge sensor transmitters.
Specifications
| YTEOL | 0 |
| Amplifier Type | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 12 µA |
| Bandwidth (3dB)-Nom | 3.4MHz |
| Common-mode Reject Ratio-Min | 70dB |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Non-linearity-Max | 0.0006% |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Slew Rate-Nom | 15V/us |
| Supply Current-Max | 12mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Gain-Max | 10000 |
| Voltage Gain-Min | 1 |
| Voltage Gain-Nom | 10 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for INA217AIDWTE4:
Instrumentation Amplifier, 1 Func, 250uV Offset-Max, 3.4MHz Band Width, BIPolar, PDSO16
Frequently Asked Questions
What gain-bandwidth product does INA217AIDWTE4 offer, and how does this support audio frequency precision amplification?
INA217AIDWTE4 provides 3.4 MHz small-signal bandwidth, delivering more than 100x loop gain at 20 kHz audio frequencies for low-distortion amplification. Its 0.0006% maximum nonlinearity ensures THD remains below audible thresholds in professional studio microphone preamplifiers and mixing console line-level stages.
What is the common-mode rejection ratio of INA217AIDWTE4, and why does this matter for balanced audio and medical electrode inputs?
INA217AIDWTE4 specifies a minimum 70 dB CMRR, meaning it rejects common-mode interference such as 50/60 Hz mains hum by at least 70 dB relative to the differential signal. In medical ECG front-ends and balanced XLR microphone inputs, this rejection suppresses body-electrode interference and cable-induced hum to below -70 dB, preserving signal integrity without additional filtering.
When is INA217AIDWTE4 preferred over a lower-supply instrumentation amplifier for industrial bridge sensor applications?
INA217AIDWTE4's ±18V supply range provides up to 36V of total headroom, accommodating strain-gauge bridge outputs that swing close to the rail at full deflection without clipping. Instrumentation amplifiers limited to ±5V or ±15V require careful gain selection to avoid saturation in high-output Wheatstone bridges, while the ±18V capability gives designers an extra 3V of margin before the output limits.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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