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Microchip Technology AT89S8253-24PU

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Microchip Technology
40-DIP (0.600", 15.24mm)
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    AT89S8253-24PU this integrated circuit is available in factory sealed anti static packs. at Please read product page below detail information. including AT89S8253-24PU 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 AT89S8253-24PU 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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    AT89S8253-24PU Typical application Circuitry


    To connect the AT89S8253-24PU microcontroller, follow these detailed circuit connection steps:

    1. Power Connections: Connect the VCC pin (pin 40) to the positive terminal of your power supply and connect the GND pin (pin 20) to the ground terminal of your power supply. Ensure that the supplied voltage falls within the specified operating voltage range mentioned in the data sheet.

    2. Clock Source: Connect an external crystal oscillator or ceramic resonator between the XTAL1 (pin 19) and XTAL2 (pin 18) pins to provide the system clock. Add the recommended capacitors to stabilize the clock signal.

    3. Reset Circuit: Connect a pull-up resistor between the RST (pin 9) and VCC to maintain the microcontroller in a reset state during power-up. You can also connect a push-button switch between the RST pin and GND for manual reset functionality.

    4. General-Purpose I/O: Utilize the general-purpose I/O pins, such as P1 (pins 1-8) and P3 (pins 10-17), to interface with external devices like buttons, LEDs, or sensors. Connect these pins based on the specific requirements of your application.

    5. Communication Interfaces: The AT89S8253-24PU microcontroller features a PART for serial communication. Connect the RXD (pin 2) and TXD (pin 3) pins to the corresponding pins of your communication device to establish communication.

    6. Programming Interface: Connect the appropriate programming interface, such as ISP (In-System Programming) or parallel programming, to the programming pins, including PEN, EA, ALE, and the data pins P0 and P2, to facilitate programming the microcontroller.

    7. External Memory Interface: Connect the address and data pins (P0, P2) to the appropriate pins of the external memory device if your program calls for external memory.

    8. Decoupling Capacitors: Place decoupling capacitors near the VCC and GND pins to reduce power supply noise and ensure stable operation.

    Refer to the AT89S8253-24PU data sheet and other relevant documentation from the manufacturer for a comprehensive understanding of the microcontroller and its pin functions. Following these guidelines will help you properly connect the microcontroller in your circuit.

    AT89S8253-24PU informationAT89S8253-24PU information

    AT89S8253-24PU FAQ

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    We have a professional and experienced quality control team to strictly verify and test the AT89S8253-24PU. All suppliers must pass our qualification reviews before they can publish their products including AT89S8253-24PU on; we pay more attention to the channels and quality of AT89S8253-24PU products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the AT89S8253-24PU price and inventory displayed accurate?

    The price and inventory of AT89S8253-24PU fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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    6. What is the process for return or replacement of AT89S8253-24PU?

    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 AT89S8253-24PU we delivered, we will accept the replacement or return of the AT89S8253-24PU 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 AT89S8253-24PU.

    (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 AT89S8253-24PU pin diagram, AT89S8253-24PU datasheet?

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