OPA2237UA Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
OPA2237UA is a dual low-power operational amplifier with voltage-feedback architecture, featuring 80 dB CMRR, 0.04 µA max bias current, and frequency compensation. Ideal for precision signal conditioning and portable instrumentation. From $1.87, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- END OF LIFE
- Datasheet
- OPA2237UA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.8700(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of OPA2237UA?
- Dual-channel voltage-feedback op-amp with 80 dB min / 90 dB typical CMRR for high precision differential signal processing
- Ultra-low input bias current of 0.04 µA max and input offset current of 0.01 µA max, minimizing loading errors
- Built-in frequency compensation ensures stable operation without external components
- Available in compact Small Outline Package (SOIC) suitable for space-constrained PCB designs
- RoHS-compliant (Pb-free) construction meeting modern environmental standards
What is OPA2237UA used for?
The OPA2237UA is well-suited for precision signal conditioning in portable and battery-powered instrumentation where low quiescent current is critical. Its dual-channel architecture and high CMRR make it ideal for differential sensor interfaces, medical monitoring equipment, and audio pre-amplification circuits. The device also performs reliably in data acquisition front-ends and filter networks requiring stable, low-noise amplification.
What are the specifications of OPA2237UA?
| Pbfree Code | Yes |
| YTEOL | 1 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.04 µA |
| Bias Current-Max (IIB) @25C | 0.04 µA |
| Common-mode Reject Ratio-Min | 80dB |
| Common-mode Reject Ratio-Nom | 90dB |
| Frequency Compensation | YES |
| Input Offset Current-Max (IIO) | 0.01 µA |
| Input Offset Voltage-Max | 950 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Low-Bias | NO |
| Low-Offset | YES |
| Micropower | YES |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TUBE |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 0.5V/us |
| Subcategory | Operational Amplifier |
| Supply Current-Max | 0.95mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | MILITARY |
| 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 |
| Unity Gain BW-Nom | 1500 |
| Voltage Gain-Min | 10000 |
| Wideband | NO |
| 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 |
| Country of Origin | Malaysia |
Where can I find the OPA2237UA datasheet?
OPA2237UA Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for OPA2237UA?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key electrical specifications of the OPA2237UA?
The OPA2237UA features a minimum CMRR of 80 dB (typical 90 dB), a maximum input bias current of 0.04 µA at 25°C, and a maximum input offset current of 0.01 µA. It uses a voltage-feedback architecture with internal frequency compensation, making it stable without external compensation components.
What applications is the OPA2237UA best suited for?
The OPA2237UA is ideal for portable instrumentation, precision signal conditioning, differential sensor interfaces, medical monitoring devices, audio pre-amplifiers, and data acquisition front-ends. Its low bias current and high CMRR make it especially effective in battery-powered and noise-sensitive applications.
What package type does the OPA2237UA come in, and is it RoHS compliant?
The OPA2237UA is available in a Small Outline Package (SOIC), which is compact and suitable for surface-mount PCB designs. It is RoHS-compliant (Pb-free code: Yes), meeting current environmental and regulatory requirements for electronics manufacturing.
What are common alternatives or substitutes for the OPA2237UA?
Common alternatives to the OPA2237UA include other dual low-power op-amps such as the OPA2333, LM358, TLV2372, and MCP6002. When selecting a substitute, compare key parameters like CMRR, input bias current, supply voltage range, and bandwidth to ensure compatibility with your circuit requirements.
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Why Buy from FindMyChip
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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.4000 | $3.40 |
| 2+ | $3.0000 | $6.00 |
| 8+ | $2.2500 | $18.00 |
| 11+ | $2.1250 | $23.38 |
| 24+ | $1.8750 | $45.00 |
| 36+ | $1.8700 | $67.32 |
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