SN74LS245N

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Texas Instruments SN74LS245N

HIGH-RELIABILITY-COMPONENTS
Part No.:
SN74LS245N
Manufacturer:
Texas Instruments
Package:
20-DIP (0.300, 7.62mm)
Datasheet:
SN74LS245N.pdf
Description:
IC TXRX NON-INVERT 5.25V 20DIP
In Stock:
3940
Quantity:
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    SN74LS245N this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including SN74LS245N 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 SN74LS245N 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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    SN74LS245N informationSN74LS245N information

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    SN74LS245N Typical application Circuitry

    SN74LS245N

    An integrated circuit that is extensively used in electronics is the SN74LS245N. Let's delve into its functionality, applications, parameter features, and an example of a specific circuit implementation.

    Functionality of SN74LS245N:

    The SN74LS245N is primarily a bus transceiver chip. Its purpose is to facilitate data communication on a bus in both directions. This chip belongs to the 74LS family, indicating that it uses low-power Schottky technology. Its primary function is to allow data transfer from the bus to a line or from a line to a bus, depending on the direction control input.

    Applications of SN74LS245N:

    This chip is commonly used in scenarios where data needs to be transferred between two buses or between a bus and a peripheral device. Common applications include:

    1. Data communication between different subsystems within a larger digital system.

    2. Microprocessor-based systems, where it can be used to connect the microprocessor to various peripherals or memory components.

    3. Interface applications, acting as a bridge between mismatched bus types or voltages.

    Parameter Features:

    - Voltage Range: Typically operates at a voltage range of 4.75V to 5.25V.

    - Bidirectional Data Paths: Features 8 parallel data paths.

    - Direction Control and Enable Control: These inputs control the direction of data flow and enable/disable the transceiver.

    Example Circuit Implementation:

    Let's consider a scenario where SN74LS245N is used to interface a microprocessor with a memory module.

    1. Direction Control (Pin 1): Connect this to a control line from the microprocessor to set the data flow direction.

    2. Enable Control (Pin 19): Connect to the microprocessor's enable signal to control the operational state of the transceiver.

    3. Data Pins (Pins 2-9 and 18-11): Connect pins 2-9 to the microprocessor data bus and pins 18-11 to the memory data bus.

    4. Ground (Pin 10) and Vcc (Pin 20): Connect to the system's power supply.

    Its goal is to make data transfer on a bus easier in both directions.

    Design Considerations:

    When designing circuits with the SN74LS245N, consider the following:

    1. Voltage Compatibility: Verify that the system's other components can tolerate the voltage levels.

    2. Timing Requirements: Synchronize the enable and direction control signals with the system's clock.

    3. Signal Integrity: Minimize noise and interference, especially in high-speed applications.

    4. Thermal Management: Ensure adequate cooling if the chip is operated near its maximum rated power.

    Incorporating the SN74LS245N in a circuit requires careful consideration of its characteristics and the system's requirements to ensure optimal performance.

    SN74LS245N FAQ

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    3. Are the SN74LS245N price and inventory displayed accurate?

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    6. What is the process for return or replacement of SN74LS245N?

    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 SN74LS245N we delivered, we will accept the replacement or return of the SN74LS245N 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 SN74LS245N.

    (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

    7.How to contact us to get technical supports, such as SN74LS245N pin diagram, SN74LS245N datasheet?

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