What is the Additional Feature ?

Name: LM339NE3
Brand: Texas Instruments
SKU: LM339NE3
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments LM339NE3

Part No.:: LM339NE3

Manufacturer:: Texas Instruments

Package:: 14-DIP (0.300, 7.62mm)

Datasheet:: LM339NE3.pdf

Description:: IC COMPARATOR DIFF QUAD 14DIP

In Stock:: 28956

Quantity:: Add To Cart

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LM339NE3 Specifications

Package/Case:
14-DIP (0.300, 7.62mm)
Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Differential
NumberofElements:
4
OutputType:
CMOS, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±):
2V ~ 30V, ±1V ~ 15V
Voltage-InputOffset(Max):
5mV @ 30V
Current-InputBias(Max):
0.25µA @ 5V
Current-Output(Typ):
20mA
Current-Quiescent(Max):
2.5mA
CMRRPSRR(Typ):
-
PropagationDelay(Max):
-
Hysteresis:
-
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

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LM339NE3 information

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LM339NE3 Typical application Circuitry

LM339NE3

The LM339NE3 belongs to the LM339 series of integrated circuits, notable for their functionality as quad differential comparators. These devices are engineered to perform voltage comparisons across four independent channels, outputting digital signals based on the comparison results. The LM339 series, including the LM339NE3, finds widespread usage in electronic applications where accurate voltage comparison is crucial, such as in sensor interfacing, voltage level detection, and various control systems.

1. Pin Configuration: The LM339NE3 typically comes in a DIP (Dual In-line Package) with 14 pins. This includes four comparator units, each with an inverting (IN-) and non-inverting (IN+) input, as well as individual outputs for each comparator. The package also contains 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 LM339NE3 is capable of operating with both single and dual power supplies. It's important to ensure that the supply voltage falls within the IC's specified operational range.

3. Input Connections: Each comparator possesses an inverting and a non-inverting input. The output of the comparator is dependent on the voltage comparison between these inputs, indicating which input voltage is higher.

4. Output Connections: Because the LM339NE3's outputs are open-collector, extra pull-up resistors are needed to raise the output level. The state of each output changes based on the voltage comparison at the comparator's inputs.

5. Comparator Functionality: The LM339NE3 is utilized in applications that require voltage level detection and comparison. It is particularly suitable for digital logic systems where analog signals need to be converted into digital signals.

6. Circuit Protection: Including protective measures, such as current limiting resistors, is advisable, especially when interfacing the comparator outputs with other circuit components.

7. Layout Considerations: When designing a circuit with the LM339NE3, careful planning of the routing for inputs and outputs is crucial to minimize noise and interference, particularly in analog signal paths.

Designing with the LM339NE3 involves meticulous attention to detail to ensure it functions effectively as a voltage comparator. The LM339NE3's ability 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 essential.

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6. What is the process for return or replacement of LM339NE3?

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 LM339NE3 we delivered, we will accept the replacement or return of the LM339NE3 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 LM339NE3.

(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