OPA404KUAlternatives & Equivalent Parts
About OPA404KU
OPA404KU is a amplifiers component manufactured by Texas Instruments. It comes in a CDIP 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 | OPA404KUSource | LF347N |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | CDIP | Dual-In-Line Packages |
| Pin Count | 14 | 14 |
| Temperature Range | 0.0°C ~ 70.0°C | ~ 70.0°C |
| Price | $12.5100 | $0.1964 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| supply_voltage | 18 V | — |
| gain_bandwidth | 6.5 MHz | — |
| input_bias_current | 50 pA | — |
| input_offset_voltage | 0.5 mV | — |
| channels | 4 | — |
| operating_temperature | 0 to +70 degC | — |
| Pbfree Code | — | Yes |
| YTEOL | — | 15 |
| Amplifier Type | — | OPERATIONAL AMPLIFIER |
| Architecture | — | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | — | 0.0002 µA |
| Bias Current-Max (IIB) @25C | — | 0.0002 µA |
| Common-mode Reject Ratio-Min | — | 70 dB |
| Common-mode Reject Ratio-Nom | — | 100 dB |
| Frequency Compensation | — | YES |
| Input Offset Current-Max (IIO) | — | 0.004 µA |
| Input Offset Voltage-Max | — | 10000 µV |
| JESD-30 Code | — | R-PDIP-T14 |
| JESD-609 Code | — | e4 |
| Low-Bias | — | YES |
| Low-Offset | — | NO |
| Micropower | — | NO |
| Neg Supply Voltage Limit-Max | — | -18 V |
| Neg Supply Voltage-Nom (Vsup) | — | -15 V |
| Number of Functions | — | 4 |
| Package Body Material | — | PLASTIC/EPOXY |
| Package Equivalence Code | — | DIP14,.3 |
| Package Shape | — | RECTANGULAR |
| Package Style | — | IN-LINE |
| Packing Method | — | TUBE |
| Power | — | NO |
| Programmable Power | — | NO |
| Qualification Status | — | Not Qualified |
| Slew Rate-Min | — | 8 V/us |
| Slew Rate-Nom | — | 13 V/us |
| Subcategory | — | Operational Amplifier |
| Supply Current-Max | — | 11 mA |
| Supply Voltage Limit-Max | — | 18 V |
| Supply Voltage-Nom (Vsup) | — | 15 V |
| Surface Mount | — | NO |
| Technology | — | JFET |
| Temperature Grade | — | COMMERCIAL |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | THROUGH-HOLE |
| Terminal Pitch | — | 2.54 mm |
| Terminal Position | — | DUAL |
| Unity Gain BW-Nom | — | 3000 |
| Voltage Gain-Min | — | 15000 |
| Wideband | — | NO |
| ## LF347N Alternates Showing results | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for OPA404KU 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 OPA404KU 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 OPA404KU?
Known equivalents for OPA404KU include LF347N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA404KU?
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 OPA404KU 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.