| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM339DT | STMicroelectronics | $0.1019 | Comparator, 4 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14 | LM239D vs LM339DT |
| LM339D/T3 | NXP Semiconductors | Check for Price | Comparator, 4 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14 | LM239D vs LM339D/T3 |
| LM339D-T | NXP Semiconductors | Check for Price | Comparator, 4 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14 | LM239D vs LM339D-T |
Part Details for LM239D by STMicroelectronics
Results Overview of LM239D by STMicroelectronics
- Distributor Offerings: (23 listings)
- Number of FFF Equivalents: (3 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (3 options)
- CAD Models: (Available)
- 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.
LM239D Information
LM239D 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 LM239D
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
LM239D
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Avnet Americas | Analogue Comparator, Low Power, 4 Channels, 300 ns, ? 1V to ? 18V, SOIC, 14 Pins - Rail/Tube (Alt: LM239D) COO: Morocco RoHS: Compliant Min Qty: 3000 Package Multiple: 50 Lead time: 30 Weeks, 0 Days Container: Tube | 0 |
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$0.2117 / $0.2251 | Buy Now |
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DISTI #
497-18691-ND
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DigiKey | IC COMPARATOR 4CH 14-SO Min Qty: 50 Container: Tube |
2639 Tube |
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$0.5181 / $0.6132 | Buy Now |
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DISTI #
86931935
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Verical | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Date Code: 2334 | Americas - 16000 |
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$0.1778 | Buy Now |
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DISTI #
93128715
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Verical | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1198 Package Multiple: 1 Date Code: 2301 | Americas - 3850 |
|
$0.2340 / $0.3133 | Buy Now |
|
DISTI #
511-LM239D
|
Mouser Electronics | Analog Comparators Lo-Pwr Quad Voltage RoHS: Compliant | 3671 |
|
$0.2380 / $0.6100 | Buy Now |
|
DISTI #
E02:0323_00213618
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC Tube RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 28 Weeks Date Code: 2510 | Europe - 31979 |
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$0.1796 | Buy Now |
|
DISTI #
V36:1790_07581606
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC Tube COO: Morocco RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Lead time: 30 Weeks Date Code: 2334 | Americas - 16000 |
|
$0.1778 | Buy Now |
|
|
STMicroelectronics | Low power quad voltage comparator COO: Singapore Min Qty: 1 | 3679 |
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$0.3300 / $0.6100 | Buy Now |
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|
Future Electronics | LM239 Series 32 V 400 nA Surface Mount Quad Differential Comparator - SOIC-14 RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 1000 Lead time: 30 Weeks | 0 |
|
$0.2230 / $0.2310 | Buy Now |
|
|
Quest Components | IC,VOLT COMPARATOR,QUAD,BIPOLAR,SOP,14PIN,PLASTIC | 82997 |
|
$0.0893 / $0.2550 | Buy Now |
US Tariff Estimator: LM239D by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LM239D CAD Models
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LM239D Part Data Attributes
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LM239D
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM239D
STMicroelectronics
Comparator, 4 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO14
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | SOIC | |
| Package Description | Rohs Compliant, Plastic, Micro, Sop-14 | |
| Pin Count | 14 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 8 Weeks | |
| Amplifier Type | Comparator | |
| Average Bias Current-Max (IIB) | 0.4 µA | |
| Bias Current-Max (IIB) @25C | 0.25 µA | |
| Input Offset Voltage-Max | 9000 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 | 105 °C | |
| Operating Temperature-Min | -40 °C | |
| 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 | Industrial | |
| Terminal Finish | Matte Tin (Sn) - Annealed | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | Not Specified | |
| Width | 3.9 Mm |
Alternate Parts for LM239D
This table gives cross-reference parts and alternative options found for LM239D. 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 LM239D, 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.
LM239D Frequently Asked Questions (FAQ)
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The maximum power dissipation of the LM239D is 670mW, which is calculated based on the maximum junction temperature (Tj) of 150°C and the thermal resistance (Rthja) of 125°C/W.
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Yes, the LM239D can be used as a comparator, but it's not recommended due to its op-amp architecture. The LM239D is designed for amplifying small signals, not for comparing large voltage differences. For comparator applications, a dedicated comparator IC like the LM339 is recommended.
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To ensure stability, make sure to follow proper PCB layout practices, use a low-ESR capacitor for decoupling, and add a compensation capacitor (if necessary) to prevent oscillations. Additionally, ensure that the feedback loop has a sufficient phase margin and gain margin.
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The input impedance of the LM239D is typically around 2MΩ, but it can vary depending on the specific application and operating conditions. This is relatively high, making the LM239D suitable for high-impedance sources.
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Yes, the LM239D can be used in a single-supply configuration, but it's essential to ensure that the input common-mode voltage range is within the specified limits. Additionally, the output voltage swing may be reduced in single-supply operation.