Part Details for LM393DR2 by onsemi
Results Overview of LM393DR2 by onsemi
- Distributor Offerings: (14 listings)
- Number of FFF Equivalents: (7 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 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.
LM393DR2 Information
LM393DR2 by onsemi 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 LM393DR2
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LM393DR2
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Avnet Americas | - Tape and Reel (Alt: LM393DR2) RoHS: Not Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 111 Weeks, 0 Days Container: Reel | 0 |
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Bristol Electronics | 8323 |
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Bristol Electronics | 8164 |
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Bristol Electronics | 4266 |
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Bristol Electronics | 693 |
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Bristol Electronics | 415 |
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Quest Components | IC,VOLT COMPARATOR,DUAL,BIPOLAR,SOP,8PIN,PLASTIC | 6531 |
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$0.1200 / $0.6000 | Buy Now |
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Quest Components | IC,VOLT COMPARATOR,DUAL,BIPOLAR,SOP,8PIN,PLASTIC | 6302 |
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$0.0780 / $0.1800 | Buy Now |
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Quest Components | IC,VOLT COMPARATOR,DUAL,BIPOLAR,SOP,8PIN,PLASTIC | 3412 |
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$0.1000 / $0.5000 | Buy Now |
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Quest Components | IC,VOLT COMPARATOR,DUAL,BIPOLAR,SOP,8PIN,PLASTIC | 549 |
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$0.1200 / $0.6000 | Buy Now |
Part Details for LM393DR2
LM393DR2 CAD Models
LM393DR2 Part Data Attributes
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LM393DR2
onsemi
Buy Now
Datasheet
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Compare Parts:
LM393DR2
onsemi
Comparator, Dual, Low Offset Voltage, SOIC-8 Narrow Body, 2500-REEL
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ONSEMI | |
| Part Package Code | SOIC-8 Narrow Body | |
| Package Description | SOIC-8 | |
| Pin Count | 8 | |
| Manufacturer Package Code | 751-07 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Factory Lead Time | 111 Weeks | |
| Samacsys Manufacturer | onsemi | |
| Amplifier Type | COMPARATOR | |
| Average Bias Current-Max (IIB) | 0.4 µA | |
| Input Offset Voltage-Max | 9000 µV | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e0 | |
| 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,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 235 | |
| 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 | Tin/Lead (Sn/Pb) | |
| 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 LM393DR2
This table gives cross-reference parts and alternative options found for LM393DR2. 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 LM393DR2, 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 |
|---|---|---|---|---|
| LM393D | Samsung Semiconductor | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1400ns Response Time, BIPolar, PDSO8, SOP-8 | LM393DR2 vs LM393D |
| LM393D-T | NXP Semiconductors | Check for Price | IC DUAL COMPARATOR, 9000 uV OFFSET-MAX, 1300 ns RESPONSE TIME, PDSO8, 3.90 MM, PLASTIC, MS-012, SOT-96-1, SOP-8, Comparator | LM393DR2 vs LM393D-T |
| LM393DR2 | Motorola Semiconductor Products | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8, PLASTIC, SO-8 | LM393DR2 vs LM393DR2 |
| LM393DR | Texas Instruments | $0.1159 | Dual differential comparator, commercial grade 8-SOIC 0 to 70 | LM393DR2 vs LM393DR |
| LM393DR2 | Rochester Electronics LLC | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8, SOIC-8 | LM393DR2 vs LM393DR2 |
| LM393DRE4 | Texas Instruments | Check for Price | Dual differential comparator, commercial grade 8-SOIC 0 to 70 | LM393DR2 vs LM393DRE4 |
| LM393D-TR | Freescale Semiconductor | Check for Price | IC,VOLT COMPARATOR,DUAL,BIPOLAR,SOP,8PIN,PLASTIC | LM393DR2 vs LM393D-TR |
LM393DR2 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, add hysteresis to the comparator by connecting a small resistor (e.g., 1kΩ) between the output and the non-inverting input. This creates a small positive feedback loop that helps to stabilize the output.
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The minimum input voltage difference required for a valid output transition is typically around 1-2 mV, but this can vary depending on the specific application and noise conditions. It's recommended to ensure a minimum of 5-10 mV difference for reliable operation.
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No, the LM393DR2 is a comparator, not an amplifier. It's designed to provide a digital output based on the comparison of the input voltages, not to amplify a signal. Using it as an amplifier can lead to unstable operation and incorrect results.
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When the input voltage is equal to the reference voltage, the comparator output may be undefined or oscillate. To handle this case, add a small offset voltage (e.g., 1-5 mV) to the reference voltage to ensure a clear output state.