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Part Details for LM339AD by STMicroelectronics
Results Overview of LM339AD by STMicroelectronics
- Distributor Offerings: (19 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (3 options)
- 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.
LM339AD Information
LM339AD by STMicroelectronics is a Comparator.
Comparators 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 LM339AD
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
497-18636-ND
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DigiKey | IC COMPARATOR 4 GEN PUR 14SO Min Qty: 1 Lead time: 8 Weeks Container: Tube |
909 In Stock |
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$1.6226 / $3.1100 | Buy Now |
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DISTI #
LM339AD
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Avnet Americas | Comparator Quad ?16V/32V 14-Pin SO Tube - Rail/Tube (Alt: LM339AD) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks, 0 Days Container: Tube | 0 |
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$1.5100 | Buy Now |
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DISTI #
511-LM339AD
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Mouser Electronics | Analog Comparators Lo-Pwr Quad Voltage RoHS: Compliant | 1624 |
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$1.5200 / $3.1100 | Buy Now |
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DISTI #
E02:0323_00210884
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks Date Code: 2439 | Europe - 7671 |
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$0.2218 / $0.7610 | Buy Now |
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DISTI #
V36:1790_06553387
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Lead time: 8 Weeks Date Code: 2322 | Americas - 6620 |
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$1.2070 / $1.6000 | Buy Now |
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STMicroelectronics | Low power quad voltage comparator RoHS: Compliant Min Qty: 1 | 1624 |
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$1.7200 / $3.0500 | Buy Now |
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Future Electronics | LM339 Series Quad 32 V 100 nA SMT Low Power Voltage Comparator - SOIC-14 RoHS: Compliant pbFree: Yes Min Qty: 1000 Package Multiple: 1000 Lead time: 8 Weeks Container: Reel | 0Reel |
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$1.2900 / $1.3100 | Buy Now |
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DISTI #
68774970
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Verical | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Date Code: 2322 | Americas - 6000 |
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$1.2070 / $1.6000 | Buy Now |
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Bristol Electronics | 350 |
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RFQ | ||
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Bristol Electronics | 20 |
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RFQ |
Part Details for LM339AD
LM339AD CAD Models
LM339AD Part Data Attributes
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LM339AD
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM339AD
STMicroelectronics
Low power quad voltage comparator
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | SOIC | |
| Package Description | ROHS COMPLIANT, PLASTIC, MICRO, SOP-14 | |
| Pin Count | 14 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Factory Lead Time | 8 Weeks | |
| Samacsys Manufacturer | STMicroelectronics | |
| Amplifier Type | COMPARATOR | |
| Average Bias Current-Max (IIB) | 0.3 µA | |
| Bias Current-Max (IIB) @25C | 0.1 µA | |
| Input Offset Voltage-Max | 4000 µV | |
| JESD-30 Code | R-PDSO-G14 | |
| JESD-609 Code | e3 | |
| Length | 8.65 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 4 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Type | OPEN-COLLECTOR | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP14,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TUBE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 1300 ns | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max | 2 mA | |
| Supply Voltage Limit-Max | 32 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) - annealed | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 mm |
Alternate Parts for LM339AD
This table gives cross-reference parts and alternative options found for LM339AD. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM339AD, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM139AD | STMicroelectronics | Check for Price | Low power quad voltage comparators | LM339AD vs LM139AD |
| LM239ADT | STMicroelectronics | $0.2907 | Low power quad voltage comparator | LM339AD vs LM239ADT |
| LM139ADT | STMicroelectronics | $1.0149 | Low power quad voltage comparators | LM339AD vs LM139ADT |
LM339AD Frequently Asked Questions (FAQ)
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The maximum voltage that can be applied to the input pins is the supply voltage (VCC) + 0.3V. Exceeding this voltage can cause damage to the device.
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To prevent oscillation, ensure that the input signals are clean and free of noise. You can also add hysteresis to the comparator by adding a small amount of positive feedback from the output to the non-inverting input.
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The minimum input voltage required for the comparator to function correctly is typically around 1.5V to 2V above the negative supply voltage (VSS). Below this voltage, the comparator may not function correctly.
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No, the LM339AD is a comparator, not an amplifier. It is designed to compare two input voltages and output a digital signal indicating which input is higher. It is not suitable for amplifying small signals.
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To reduce power consumption, consider using a lower supply voltage (VCC) and reducing the frequency of the input signals. You can also use a lower-power version of the comparator, such as the LMV339.