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    Microchip Technology AT27C256R-90RI

    !
    Obsolete — End of Life
    The manufacturer has discontinued this part. We can still source it through our global supply network — tell us the quantity you need and we will confirm availability.
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    Part No.:
    AT27C256R-90RI
    Manufacturer:
    Microchip Technology
    Category:
    Memory
    Package:
    28-SOIC (0.342", 8.69mm Width)
    Datasheet:
    ODK (HK) Electronics Technology Co., LimitedAT27C256R-90RI.pdf
    Description:
    IC EPROM 256KBIT PARALLEL 28SOIC
    Quantity:
    Payment:
    Payment
    Shipping:
    Shipping

    Inventory:788

    Please send an inquiry. Send us your inquiry, and we will respond immediately.

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    Manufacturer:
    Microchip Technology
    Series:
    -
    Package/Case:
    28-SOIC (0.342", 8.69mm Width)
    Packaging:
    Tube
    Product Status:
    Obsolete
    Programmable:
    Not Verified
    Memory Type:
    Non-Volatile
    Memory Format:
    EPROM
    Technology:
    EPROM - OTP
    Memory Size:
    256Kbit
    Memory Organization:
    32K x 8
    Memory Interface:
    Parallel
    Clock Frequency:
    -
    Write Cycle Time - Word, Page:
    -
    Access Time:
    90 ns
    Voltage - Supply:
    4.5V ~ 5.5V
    Operating Temperature:
    -40°C ~ 85°C (TC)
    Grade:
    -
    Qualification:
    -
    Mounting Type:
    Surface Mount
    Supplier Device Package:
    28-SOIC

    1. How to order AT27C256R-90RI on ODK (HK) Electronics Technology Co., Limited?

    Currently, ODK (HK) Electronics Technology Co., Limited only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does ODK (HK) Electronics Technology Co., Limited guarantee that AT27C256R-90RI is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the AT27C256R-90RI. All suppliers must pass our qualification reviews before they can publish their products including AT27C256R-90RI on ODK (HK) Electronics Technology Co., Limited; we pay more attention to the channels and quality of AT27C256R-90RI products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

    3. Are the AT27C256R-90RI price and inventory displayed accurate?

    The price and inventory of AT27C256R-90RI fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of AT27C256R-90RI?

    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 AT27C256R-90RI we delivered, we will accept the replacement or return of the AT27C256R-90RI 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 AT27C256R-90RI.

    (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 AT27C256R-90RI pin diagram, AT27C256R-90RI datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Image AT27C256R-70PU AT27C256R-70JU AT27C256R-45JU AT27C256R-45JU-T AT27C256R-70JU-T
    Part Number AT27C256R-70PU AT27C256R-70JU AT27C256R-45JU AT27C256R-45JU-T AT27C256R-70JU-T
    Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
    Series - - - - -
    Package/Case 28-DIP (0.600", 15.24mm) 32-LCC (J-Lead) 32-LCC (J-Lead) 32-LCC (J-Lead) 32-LCC (J-Lead)
    Packaging Tube Tube Tube Tape & Reel (TR) Tape & Reel (TR)
    Product Status Active Active Active Active Active
    Programmable Verified Verified Verified Not Verified Verified
    Memory Type Non-Volatile Non-Volatile Non-Volatile Non-Volatile Non-Volatile
    Memory Format EPROM EPROM EPROM EPROM EPROM
    Technology EPROM - OTP EPROM - OTP EPROM - OTP EPROM - OTP EPROM - OTP
    Memory Size 256Kbit 256Kbit 256Kbit 256Kbit 256Kbit
    Memory Organization 32K x 8 32K x 8 32K x 8 32K x 8 32K x 8
    Memory Interface Parallel Parallel Parallel Parallel Parallel
    Clock Frequency - - - - -
    Write Cycle Time - Word, Page - - - - -
    Access Time 70 ns 70 ns 45 ns 45 ns 70 ns
    Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
    Operating Temperature -40°C ~ 85°C (TC) -40°C ~ 85°C (TC) -40°C ~ 85°C (TC) -40°C ~ 85°C (TC) -40°C ~ 85°C (TC)
    Grade - - - - -
    Qualification - - - - -
    Mounting Type Through Hole Surface Mount Surface Mount Surface Mount Surface Mount
    Supplier Device Package 28-PDIP 32-PLCC (13.97x11.43) 32-PLCC (13.97x11.43) 32-PLCC (13.97x11.43) 32-PLCC (13.97x11.43)
    • AT27C256R-90RI
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    • Microchip Technology
    • Microchip Technology AT27C256R-90RI
    • Buy AT27C256R-90RI
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