| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM393DR2G | onsemi | $0.1136 | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393DR2G |
| LM293DRG3 | Texas Instruments | $0.1180 | Comparator, 2 Func, 5000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM293DRG3 |
| LM393D | Philips Semiconductors | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393D |
| LM393DR2 | onsemi | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393DR2 |
| LM393DG | onsemi | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393DG |
| LM393DG4 | Texas Instruments | Check for Price | Comparator, 2 Func, 5000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393DG4 |
| LM393DR2 | Motorola Semiconductor Products | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393DR2 |
| LM393D | NXP Semiconductors | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393D |
| LM393D | Samsung Semiconductor | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1400ns Response Time, BIPolar, PDSO8 | LM393D vs LM393D |
| LM393D-T | NXP Semiconductors | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8 | LM393D vs LM393D-T |
Part Details for LM393D by STMicroelectronics
Results Overview of LM393D by STMicroelectronics
- Distributor Offerings: (41 listings)
- Number of FFF Equivalents: (10 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 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.
LM393D Information
LM393D 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 LM393D
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
497-18379-ND
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DigiKey | IC COMPARATOR 2CH 8-SOIC Min Qty: 1 Container: Tube |
2248 Tube |
|
$0.3745 / $0.8300 | Buy Now |
|
DISTI #
E02:0323_00034739
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Arrow Electronics | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 14 Weeks Date Code: 2510 | Europe - 222985 |
|
$0.2159 | Buy Now |
|
DISTI #
P02:6590_00034739
|
Arrow Electronics | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 20 Package Multiple: 1 Lead time: 30 Weeks | Asia - 15742 |
|
$0.2955 / $0.5698 | Buy Now |
|
DISTI #
V36:1790_06553394
|
Arrow Electronics | Comparator Dual ±18V/36V 8-Pin SO N Tube COO: China RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 30 Weeks Date Code: 2443 | Americas - 12000 |
|
$0.3054 / $0.3194 | Buy Now |
|
DISTI #
V79:2366_28320851
|
Arrow Electronics | Comparator Dual ±18V/36V 8-Pin SO N Tube COO: Morocco RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 2230 | Americas - 2960 |
|
$1.4420 | Buy Now |
|
DISTI #
511-LM393D
|
Mouser Electronics | Analog Comparators Lo-Pwr Dual Voltage RoHS: Compliant | 12432 |
|
$0.3260 / $0.6200 | Buy Now |
|
DISTI #
88037082
|
Verical | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 28 Package Multiple: 1 Date Code: 2510 | Americas - 222964 |
|
$0.2131 | Buy Now |
|
DISTI #
93306026
|
Verical | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 20 Package Multiple: 1 | Americas - 15742 |
|
$0.2931 / $0.5651 | Buy Now |
|
DISTI #
92625467
|
Verical | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Date Code: 2443 | Americas - 12000 |
|
$0.3054 / $0.3194 | Buy Now |
|
DISTI #
69787849
|
Verical | Comparator Dual ±18V/36V 8-Pin SO N Tube RoHS: Compliant Min Qty: 4 Package Multiple: 1 Date Code: 2230 | Americas - 2960 |
|
$1.4420 | Buy Now |
US Tariff Estimator: LM393D 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.
LM393D CAD Models
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LM393D Part Data Attributes
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LM393D
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM393D
STMicroelectronics
Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | SOIC | |
| Package Description | Rohs Compliant, Micro, Plastic, Sop-8 | |
| Pin Count | 8 | |
| 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-G8 | |
| JESD-609 Code | e4 | |
| Length | 4.9 Mm | |
| Moisture Sensitivity Level | 1 | |
| Neg Supply Voltage Limit-Max | ||
| Neg Supply Voltage-Nom (Vsup) | ||
| 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 | SOP | |
| Package Equivalence Code | SOP8,.3 | |
| 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 | 2.5 Ma | |
| Supply Voltage Limit-Max | 36 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | Yes | |
| Technology | Bipolar | |
| Temperature Grade | Commercial | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| 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 LM393D
This table gives cross-reference parts and alternative options found for LM393D. 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 LM393D, 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.
LM393D 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 noise or oscillations.
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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 LM393D is a comparator, not an amplifier. It is designed to compare two input voltages and output a digital signal, not to amplify a signal.
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If you need a push-pull output, you can use an external transistor or a buffer stage to convert the open-drain output of the LM393D to a push-pull output.