LM321MFAlternatives & Equivalent Parts
About LM321MF
LM321MF is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM321MFSource | LM321MFX/NOPB |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (5-Pin) | SOT23 (5-Pin) |
| Pin Count | 5 | 5 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.2074 | $0.0788 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 0 | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.5 µA | 0.5 µA |
| Bias Current-Max (IIB) @25C | 0.25 µA | 0.25 µA |
| Common-mode Reject Ratio-Min | 65 dB | 65 dB |
| Common-mode Reject Ratio-Nom | 85 dB | 85 dB |
| Frequency Compensation | YES | YES |
| Input Offset Current-Max (IIO) | 0.05 µA | 0.05 µA |
| Input Offset Voltage-Max | 7000 µV | 7000 µV |
| JESD-30 Code | R-PDSO-G5 | R-PDSO-G5 |
| JESD-609 Code | e0 | e4 |
| Low-Bias | NO | NO |
| Low-Offset | NO | NO |
| Micropower | NO | NO |
| Number of Functions | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Power | NO | NO |
| Programmable Power | NO | NO |
| Qualification Status | Not Qualified | Not Qualified |
| Slew Rate-Nom | 0.5 V/us | 0.5 V/us |
| Subcategory | Operational Amplifier | Operational Amplifier |
| Supply Current-Max | 0.7 mA | 0.7 mA |
| Supply Voltage Limit-Max | 32 V | 32 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V |
| Surface Mount | YES | YES |
| Technology | BIPOLAR | BIPOLAR |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 0.95 mm | 0.95 mm |
| Terminal Position | DUAL | DUAL |
| Unity Gain BW-Nom | 1000 | 1000 |
| Voltage Gain-Min | 25000 | 25000 |
| Wideband | NO | NO |
| Time@Peak Reflow Temperature-Max (s) | — | 30 |
| ## LM321MFX/NOPB Alternates Showing results | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM321MF 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 LM321MF 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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What is equivalent to LM321MF?
Known equivalents for LM321MF include LM321MFX/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM321MF?
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 LM321MF 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.