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Part Details for LM393QT by STMicroelectronics
Results Overview of LM393QT by STMicroelectronics
- Distributor Offerings: (19 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (1 option)
- 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.
LM393QT Information
LM393QT 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 LM393QT
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
51AC9155
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Newark | Dfn 8/C°/Low Power Dual Volt Comparators, Comparator Type:Low Power, No. Of Comparators:2 Comparators, Response Time:300Ns, Supply Voltage Range:2V To 36V, ± 1V To ± 18V, Comparator Case Style:Ufson, No. Of Pins:8Pins, Ic Output Rohs Compliant: Yes |Stmicroelectronics LM393QT RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 1333 |
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$0.1630 / $0.3200 | Buy Now |
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DISTI #
497-11126-1-ND
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DigiKey | IC COMPARATOR 2 GEN PUR 8UFSON Min Qty: 1 Lead time: 8 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
12812 In Stock |
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$0.1883 / $0.4700 | Buy Now |
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DISTI #
LM393QT
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Avnet Americas | Analogue Comparator, Low Power, 2 Channels, 300 ns, 2V to 36V, ? 1V to ? 18V, UFSON, 8 Pins - Tape and Reel (Alt: LM393QT) RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 8 Weeks, 0 Days Container: Reel | 0 |
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$0.1475 / $0.1568 | Buy Now |
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DISTI #
511-LM393QT
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Mouser Electronics | Analog Comparators Low PWR DUAL 25nA Wide VCC Range RoHS: Compliant | 30676 |
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$0.1840 / $0.3300 | Buy Now |
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DISTI #
V36:1790_06548576
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Arrow Electronics | Comparator Dual ±18V/36V 8-Pin DFN EP T/R RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 8 Weeks Date Code: 2412 | Americas - 30000 |
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$0.1485 | Buy Now |
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DISTI #
V72:2272_06548576
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Arrow Electronics | Comparator Dual ±18V/36V 8-Pin DFN EP T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks Date Code: 2235 Container: Cut Strips | Americas - 5192 |
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$0.1827 / $0.2044 | Buy Now |
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STMicroelectronics | Low power dual voltage comparator RoHS: Compliant Min Qty: 1 | 30396 |
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$0.2000 / $0.3200 | Buy Now |
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Future Electronics | LM393 Series Dual 36 V 250 nA SMT Low Power Voltage Comparator - DFN-8 RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 8 Weeks Container: Reel | 3000Reel |
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$0.1490 / $0.1560 | Buy Now |
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DISTI #
83687698
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Verical | Comparator Dual ±18V/36V 8-Pin DFN EP T/R RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Date Code: 2412 | Americas - 30000 |
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$0.1485 | Buy Now |
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DISTI #
67614623
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Verical | Comparator Dual ±18V/36V 8-Pin DFN EP T/R RoHS: Compliant Min Qty: 236 Package Multiple: 1 | Americas - 19330 |
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$0.1440 | Buy Now |
Part Details for LM393QT
LM393QT CAD Models
LM393QT Part Data Attributes
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LM393QT
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM393QT
STMicroelectronics
Low power dual voltage comparator
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Package Description | 2 X 2 MM, 0.60 MM HEIGHT, 0.50 MM PITCH, ROHS COMPLIANT, PLASTIC, DFN-8 | |
| 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) | 0.4 µA | |
| Bias Current-Max (IIB) @25C | 0.25 µA | |
| Input Offset Voltage-Max | 9000 µV | |
| JESD-30 Code | S-PDSO-N8 | |
| JESD-609 Code | e3 | |
| Length | 2 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 2 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Type | OPEN-COLLECTOR | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HVSON | |
| Package Equivalence Code | SOLCC8,.08,20 | |
| Package Shape | SQUARE | |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | |
| Packing Method | TR | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 1300 ns | |
| Seated Height-Max | 0.6 mm | |
| Supply Current-Max | 2.5 mA | |
| Supply Voltage Limit-Max | 36 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) - annealed | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 2 mm |
Alternate Parts for LM393QT
This table gives cross-reference parts and alternative options found for LM393QT. 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 LM393QT, 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 |
|---|---|---|---|---|
| LM293QT | STMicroelectronics | $0.2277 | Low power dual voltage comparator | LM393QT vs LM293QT |
LM393QT 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 ensure a stable output, make sure to add a small capacitor (e.g., 10nF) between the output pin and ground to filter out any high-frequency noise. Additionally, ensure that the input signals are clean and free from noise.
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The minimum input voltage difference required for the comparator to switch is typically around 1-2mV, but this can vary depending on the specific application and noise conditions.
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No, the LM393QT 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 signals.
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The LM393QT has an open-drain output, which means it can only sink current, not source it. To use the output, you'll need to add a pull-up resistor to a positive voltage rail (e.g., VCC) to enable the output to switch between 0V and VCC.