| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM111D-T | NXP Semiconductors | Check for Price | Comparator, 1 Func, 4000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8 | LM111D vs LM111D-T |
| LM111D | STMicroelectronics | Check for Price | Comparator, 1 Func, 4000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8 | LM111D vs LM111D |
Part Details for LM111D by Texas Instruments
Results Overview of LM111D by Texas Instruments
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (2 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (1 option)
- CAD Models: (Request Part)
- 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.
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LM111D Information
LM111D by Texas Instruments 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.
US Tariff Estimator: LM111D by Texas Instruments
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.
LM111D Part Data Attributes
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LM111D
Texas Instruments
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LM111D
Texas Instruments
Comparator
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| Part Life Cycle Code | Obsolete | |
| Package Description | , | |
| Reach Compliance Code | Unknown | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Amplifier Type | Comparator | |
| Qualification Status | Not Qualified |
Alternate Parts for LM111D
This table gives cross-reference parts and alternative options found for LM111D. 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 LM111D, 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.
LM111D 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 input signal by connecting a small resistor (e.g., 1kΩ) and capacitor (e.g., 10nF) in series between the input pins. This will help to reduce noise and oscillations.
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The minimum voltage difference required between the input pins to guarantee a valid output is typically around 2-5mV, depending on the specific application and noise conditions.
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No, the LM111D is a voltage comparator, not an amplifier. It is designed to provide a digital output based on the comparison of the input voltages, not to amplify a signal.
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The pull-up resistor value depends on the specific application and the load connected to the output pin. A general rule of thumb is to choose a value between 1kΩ and 10kΩ to ensure a valid logic level output.