Part Details for LM311M/NOPB by National Semiconductor Corporation
Results Overview of LM311M/NOPB by National Semiconductor Corporation
- Distributor Offerings: (3 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.
LM311M/NOPB Information
LM311M/NOPB by National Semiconductor Corporation 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.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| DS96174CN/NOPB | Rochester Electronics LLC | DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16 | |
| LM611IM/NOPB | Rochester Electronics LLC | LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar |
Price & Stock for LM311M/NOPB
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
70021067
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RS | Amplifier, Comparator, Voltage, 36V, 5.1mA (Typ.), 30V, 500mW, 200V/mV Min Qty: 1 Package Multiple: 1 Container: Bulk | 0 |
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$0.5870 / $0.6900 | RFQ |
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Bristol Electronics | 3 |
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RFQ | ||
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Quest Components | IC,VOLT COMPARATOR,SINGLE,BIPOLAR,SOP,8PIN,PLASTIC, LEAD FREE | 496 |
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$0.5790 / $1.4475 | Buy Now |
Part Details for LM311M/NOPB
LM311M/NOPB CAD Models
LM311M/NOPB Part Data Attributes
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LM311M/NOPB
National Semiconductor Corporation
Buy Now
Datasheet
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Compare Parts:
LM311M/NOPB
National Semiconductor Corporation
IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, LEAD FREE, SOIC-8, Comparator
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| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | NATIONAL SEMICONDUCTOR CORP | |
| Part Package Code | SOIC | |
| Package Description | LEAD FREE, SOIC-8 | |
| Pin Count | 8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Amplifier Type | COMPARATOR | |
| Average Bias Current-Max (IIB) | 0.3 µA | |
| Bias Current-Max (IIB) @25C | 0.25 µA | |
| Input Offset Voltage-Max | 10000 µV | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.9 mm | |
| Moisture Sensitivity Level | 1 | |
| Neg Supply Voltage Limit-Max | -18 V | |
| Neg Supply Voltage-Nom (Vsup) | -15 V | |
| Number of Functions | 1 | |
| 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) | 260 | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 200 ns | |
| Seated Height-Max | 1.75 mm | |
| Supply Voltage Limit-Max | 18 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 40 | |
| Width | 3.9 mm |
Alternate Parts for LM311M/NOPB
This table gives cross-reference parts and alternative options found for LM311M/NOPB. 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 LM311M/NOPB, 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 |
|---|---|---|---|---|
| LM311MX | National Semiconductor Corporation | Check for Price | IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, SOIC-8, Comparator | LM311M/NOPB vs LM311MX |
| LM311MX/NOPB | National Semiconductor Corporation | Check for Price | IC COMPARATOR, 10000 uV OFFSET-MAX, 200 ns RESPONSE TIME, PDSO8, LEAD FREE, SOIC-8, Comparator | LM311M/NOPB vs LM311MX/NOPB |
| LM311M | Texas Instruments | Check for Price | Precision, high voltage, floating output comparator 8-SOIC 0 to 70 | LM311M/NOPB vs LM311M |
| LM311MX | Rochester Electronics LLC | Check for Price | Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 | LM311M/NOPB vs LM311MX |
| LM311M | Rochester Electronics LLC | Check for Price | Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 | LM311M/NOPB vs LM311M |
| LM311M | Fairchild Semiconductor Corporation | Check for Price | Comparator, 1 Func, 10000uV Offset-Max, 200ns Response Time, BIPolar, PDSO8, SOP-8 | LM311M/NOPB vs LM311M |
| LM311D | Motorola Mobility LLC | Check for Price | COMPARATOR, 10000uV OFFSET-MAX, 200ns RESPONSE TIME, PDSO8, PLASTIC, SO-8 | LM311M/NOPB vs LM311D |
LM311M/NOPB 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 (typically 1kΩ to 10kΩ) between the output and the non-inverting input. This creates a small amount of positive feedback, which helps to stabilize the output.
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The minimum supply voltage required for the LM311 to operate correctly is 5V. However, the device can operate down to 4.5V, but with reduced performance and accuracy.
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No, the LM311 is a comparator, not an amplifier. It is designed to compare two input voltages and produce a digital output, not to amplify a signal. Using it as an amplifier can lead to unstable operation and incorrect results.
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The pull-up resistor value depends on the load current and the desired output voltage. A general rule of thumb is to choose a resistor value that limits the output current to 10mA to 20mA. For example, if the output voltage is 5V and the load current is 10mA, a 500Ω pull-up resistor would be suitable.