LM339N/NOPB

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Texas Instruments LM339N/NOPB

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Part No.:
LM339N/NOPB
Manufacturer:
Texas Instruments
Package:
14-DIP (0.300, 7.62mm)
Datasheet:
LM339N/NOPB.pdf
Description:
IC QUAD DIFF COMPARATOR 14-DIP
In Stock:
2140
Quantity:
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    LM339N/NOPB this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LM339N/NOPB price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for LM339N/NOPB to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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    LM339N/NOPB informationLM339N/NOPB information

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    LM339N/NOPB Typical application Circuitry


    The LM339N/NOPB is a model in the LM339 series of integrated circuits, widely recognized for their quad differential comparators. These devices are specifically designed for voltage comparison tasks across multiple channels, providing digital outputs that indicate the result of these comparisons. The LM339 series, including the LM339N/NOPB, is extensively used in various applications requiring precise voltage comparison, such as sensor interfacing, voltage level detection, and control systems.

    1. Pin Configuration: The LM339N/NOPB typically comes in a DIP (Dual In-line Package) with 14 pins. It includes four independent comparator units, each with an inverting (IN-) and non-inverting (IN+) input, and individual outputs for each comparator. In addition, there are pins for VCC (positive power supply) and GND (ground).

    2. Power Supply Connections: The GND pin is linked to ground, and the VCC pin is connected to the positive power source. The LM339N/NOPB can operate with both single and dual power supplies, and it's crucial to ensure that the supply voltage is within the IC's specified operational range.

    3. Input Connections: There are inverting and non-inverting inputs on each comparator. The comparator's output signal depends on the voltage comparison between these two inputs, showing which input voltage is higher.

    4. Output Connections: The outputs of the LM339N/NOPB are open-collector, meaning they require external pull-up resistors to achieve a high output level. The output state changes based on the voltage comparison at the comparator's inputs.

    5. Comparator Functionality: The LM339N/NOPB is used for applications that require voltage level detection and comparison. Each comparator's output will switch between high and low states depending on the relative voltages at its inverting and non-inverting inputs.

    6. Circuit Protection: It's advisable to include protective elements like current limiting resistors, particularly when interfacing with other components in the circuit.

    7. Layout Considerations: When designing a circuit with the LM339N/NOPB, careful routing of inputs and outputs is essential to minimize noise and interference, especially important in analog signal paths.

    Designing with the LM339N/NOPB involves careful attention to detail to ensure it functions effectively as a voltage comparator. The LM339N/NOPB's capability to provide accurate voltage comparisons across multiple channels makes it a valuable component in various electronic applications, particularly where precision in voltage monitoring and control is required.

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    6. What is the process for return or replacement of LM339N/NOPB?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM339N/NOPB we delivered, we will accept the replacement or return of the LM339N/NOPB only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of LM339N/NOPB.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

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