Part Details for LM393D by Motorola Semiconductor Products
Results Overview of LM393D by Motorola Semiconductor Products
- Distributor Offerings: (5 listings)
- Number of FFF Equivalents: (10 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.
LM393D Information
LM393D by Motorola Semiconductor Products 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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Bristol Electronics | 244 |
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RFQ | ||
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Quest Components | DUAL COMPARATOR, 9000 UV OFFSET-MAX, 1300 NS RESPONSE TIME, PDSO8 | 6393 |
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$0.2773 / $0.7923 | Buy Now |
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Quest Components | DUAL COMPARATOR, 9000 UV OFFSET-MAX, 1300 NS RESPONSE TIME, PDSO8 | 1848 |
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$0.4000 / $1.0000 | Buy Now |
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Quest Components | DUAL COMPARATOR, 9000 UV OFFSET-MAX, 1300 NS RESPONSE TIME, PDSO8 | 195 |
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$0.2400 / $0.8000 | Buy Now |
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Velocity Electronics | Our Stock | 95 |
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RFQ |
Part Details for LM393D
LM393D CAD Models
LM393D Part Data Attributes
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LM393D
Motorola Semiconductor Products
Buy Now
Datasheet
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Compare Parts:
LM393D
Motorola Semiconductor Products
Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8, PLASTIC, SO-8
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| Rohs Code | No | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | MOTOROLA INC | |
| Package Description | PLASTIC, SO-8 | |
| Reach Compliance Code | unknown | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| 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 | |
| Neg Supply Voltage Limit-Max | -18 V | |
| 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 Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 1300 ns | |
| Seated Height-Max | 1.75 mm | |
| Supply Voltage Limit-Max | 18 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 | |
| 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.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM293DG4 | Texas Instruments | Check for Price | Dual Differential Comparator 8-SOIC -25 to 85 | LM393D vs LM293DG4 |
| LM293DR2G | onsemi | Check for Price | Comparator, Dual, Low Offset Voltage, SOIC-8 Narrow Body, 2500-REEL | LM393D vs LM293DR2G |
| LM393D | STMicroelectronics | Check for Price | Low power dual voltage comparator | LM393D vs LM393D |
| LM293DRG3 | Texas Instruments | Check for Price | Dual differential comparator, industrial grade 8-SOIC -25 to 85 | LM393D vs LM293DRG3 |
| LM293MDREP | Texas Instruments | Check for Price | Enhanced Product Dual Differential Comparators 8-SOIC -55 to 125 | LM393D vs LM293MDREP |
| LM393DR2 | Texas Instruments | Check for Price | DUAL COMPARATOR, 9000uV OFFSET-MAX, 1300ns RESPONSE TIME, PDSO8 | LM393D vs LM393DR2 |
| LM393DE4 | Texas Instruments | Check for Price | Dual differential comparator, commercial grade 8-SOIC 0 to 70 | LM393D vs LM393DE4 |
| LM393D | 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 | LM393D vs LM393D |
| LM393DR2 | Motorola Semiconductor Products | Check for Price | Comparator, 2 Func, 9000uV Offset-Max, 1300ns Response Time, BIPolar, PDSO8, PLASTIC, SO-8 | LM393D vs LM393DR2 |
| LM393D | Motorola Mobility LLC | Check for Price | DUAL COMPARATOR, 9000uV OFFSET-MAX, 1300ns RESPONSE TIME, PDSO8, PLASTIC, SO-8 | LM393D vs LM393D |
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 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 LM393D 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.