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Name: SN7407DRE4
Brand: Texas Instruments
SKU: SN7407DRE4
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 SN7407DRE4

Part No.:: SN7407DRE4

Manufacturer:: Texas Instruments

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: SN7407DRE4.pdf

Description:: IC BUF NON-INVERT 5.25V 14SOIC

In Stock:: 3508

Quantity:: Add To Cart

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SN7407DRE4 Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
7400
ProductStatus:
Discontinued at Mosen
LogicType:
Buffer, Non-Inverting
NumberofElements:
6
NumberofBitsperElement:
1
InputType:
-
OutputType:
Open Collector
Current-OutputHighLow:
-, 40mA
Voltage-Supply:
4.75V ~ 5.25V
OperatingTemperature:
0°C ~ 70°C (TA)
MountingType:
Surface Mount

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SN7407DRE4 information

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SN7407DRE4 Typical application Circuitry

SN7407DRE4

The SN7407DRE4 is a type of semiconductor chip known as a Hex Buffer/Driver with Open-Collector High-Voltage Outputs. It's part of the 7400 series of logic ICs, commonly used in digital systems. This chip finds application in various scenarios where you need to interface TTL (Transistor-Transistor Logic) circuits with higher voltage or current loads than TTL can handle directly. Now, let's discuss its applications, features, and an example circuit.

Application Scenario: Interfacing TTL Logic to Relays

Functionality: The SN7407DRE4, with its high-voltage open-collector outputs, is ideal for driving relays from TTL logic signals. Relays often require more current and a higher voltage to operate than a standard TTL output can provide.

Key Parameters and Features:

- Voltage Range: Operates over a wide voltage range.

- Output Current: Capable of sinking a significant amount of current.

- Logic Compatibility: TTL input compatible.

- Package: Available in a variety of packages.

Example Circuit: Driving a Relay

- Purpose: Use SN7407DRE4 to drive a relay from a TTL logic signal.

- Circuit Details:

- Input Connection: Connect the TTL input to one of the inputs of the SN7407DRE4 (e.g., pin 1).

- Output Connection: Connect the output (e.g., pin 2) to the relay coil, with the other side of the coil connected to the supply voltage.

- Flyback Diode: Place a diode across the relay coil for back EMF protection.

- Pull-up Resistor: Use a pull-up resistor on the output pin if required for the specific relay.

Considerations in Circuit Design:

- Power Dissipation: Ensure the power dissipation within the chip is within safe limits.

- Output Voltage and Current Ratings: Match the relay's requirements with the output capacity of the SN7407DRE4.

- Input Signal Levels: Ensure that the TTL input levels are compatible with the SN7407DRE4's input specifications.

By incorporating the SN7407DRE4 in this way, you can effectively use TTL logic to control devices that require higher power, such as relays, thereby bridging the gap between low-power digital logic and higher-power applications.

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(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 SN7407DRE4.

(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