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Name: LM293DRE4
Brand: Texas Instruments
SKU: LM293DRE4
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 LM293DRE4

Part No.:: LM293DRE4

Manufacturer:: Texas Instruments

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: LM293DRE4.pdf

Description:: IC COMPARATOR DIFF DUAL 8SOIC

In Stock:: 2068

Quantity:: Add To Cart

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LM293DRE4 Specifications

Package/Case:
8-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Discontinued at Mosen
Type:
Differential
NumberofElements:
2
OutputType:
CMOS, MOS, Open-Drain, TTL
Voltage-SupplySingle/Dual(±):
2V ~ 36V, ±1V ~ 18V
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:
-25°C ~ 85°C
MountingType:
Surface Mount

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LM293DRE4 information

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LM293DRE4 Typical application Circuitry

LM293DRE4

The LM293DRE4 is a model from the LM293 series of integrated circuits, specifically known for its dual differential comparators. This series, developed by Texas Instruments, is integral in electronics where the primary task is to compare two voltage levels or signals to ascertain which one is higher. The LM293DRE4 is particularly versatile, capable of operating across a broad range of voltages and suitable for both single and dual power supply configurations.

1. Inverting Input of Comparator 1 (Pin 1): For the first comparator in the LM293DRE4, this pin is used as the inverting input. The voltage at this point is compared with that at the non-inverting input (Pin 2).

2. Non-Inverting Input of Comparator 1 (Pin 2): This pin functions as the non-inverting input for the first comparator, where the voltage is compared against the inverting input (Pin 1).

3. Output of Comparator 1 (Pin 3): The outcome of the comparison from the first comparator is available at this pin. A high output is produced when there is a greater voltage at the non-inverting input (Pin 2) than at the inverting input (Pin 1).

4. VCC (Pin 4): This pin connects to the positive supply voltage. The LM293DRE4's ability to function with varying supply voltages makes it adaptable for diverse circuit designs.

5. Output of Comparator 2 (Pin 5): As the output for the second comparator, this pin reflects the comparison result. The output status depends on the voltage comparison between the non-inverting (Pin 6) and inverting inputs (Pin 7).

6. Non-Inverting Input of Comparator 2 (Pin 6): Serving as the non-inverting input for the second comparator, this pin's voltage is compared with the inverting input (Pin 7).

7. Inverting Input of Comparator 2 (Pin 7): This pin is the inverting input for the second comparator. It's where the voltage is compared with the non-inverting input (Pin 6).

8. Ground (Pin 8): In single-supply operations, this pin is connected to ground. In dual-supply operations, it connects to the negative supply voltage.

9. Characteristics of the LM293DRE4:

- Wide Voltage Range: The LM293DRE4 is compatible with a variety of supply voltages, enhancing its flexibility in different electronic environments.

- Dual Comparator Configuration: Featuring two comparators in one package, it allows for efficient and compact circuit designs.

- Single or Dual Power Supply Functionality: This component can operate with either a single or a dual power supply, adding to its versatility in different applications.

When designing circuits with the LM293DRE4, adherence to the datasheet specifications, especially regarding voltage ranges and output current capabilities, is crucial. Including pull-up or pull-down resistors on the output pins is often necessary, based on the specific requirements of the application. Additionally, ensuring the input voltages do not exceed the supply voltage is important to prevent potential damage to the IC.

Overall, the LM293DRE4 is a robust and flexible choice for applications requiring voltage comparison, with its dual comparator design and adaptable power supply options making it a valuable asset in various electronic projects.

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6. What is the process for return or replacement of LM293DRE4?

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 LM293DRE4 we delivered, we will accept the replacement or return of the LM293DRE4 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 LM293DRE4.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations