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    Part number
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    1. Home/
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    3. Embedded Processors & Controllers/
    4. Microcontrollers - MCU/
    5. ST21NFCA STMicroelectronics

    ST21NFCA [STMicroelectronics]

    ST21NFCA
    ST21NFCA

    Part No:

    ST21NFCA

    Category:

    Microcontrollers - MCU

    Manufacturer:

    STMicroelectronics

    Description:

    Microcontroller 32 Pin 13.56MHz

    RoHS Status:

    Product FAQ

    1. Is ST21NFCA available for RFQ?

    Yes. ST21NFCA by STMicroelectronics is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for ST21NFCA?

    Pricing for ST21NFCA can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of ST21NFCA?

    ST21NFCA is a STMicroelectronics Microcontrollers - MCU with Number of Timers/Counters: 3 and Operating Supply Voltage: 3V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for ST21NFCA?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can ST21NFCA be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to ST21NFCA?

    Yes. If ST21NFCA is unavailable, obsolete, or does not meet your required lead time, we can help check similar STMicroelectronics Microcontrollers - MCU parts or compatible alternatives.

    RFQ

    Part Number:

    ST21NFCA

    Manufacturer:

    STMicroelectronics

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Mount
    Surface Mount
    Number of Pins
    32
    Frequency
    13.56MHz
    Pin Count
    32
    Operating Supply Voltage
    3V
    Interface
    I2C, SPI
    Memory Size
    112kB
    RAM Size
    4kB
    Memory Type
    ROM
    Frequency (Max)
    13.56MHz
    Number of Timers/Counters
    3
    Radiation Hardening
    No
    RoHS Status
    RoHS Compliant

    Products Detail

    ST21NFCA  Description

    The ST21NFCA is a single chip designed for supporting 13.56 MHz contactless communication, including Near Field Communication (NFC), which functions in the three operating modes: card emulation, reader, and peer-to-peer communication. 



    ST21NFCA  Features

    ST21NFCA operating modes supported:

    Card emulation

    Reader

    Peer-to-peer communication



    Documents

    Datasheets:

    ST21NFCA-STMicroelectronics-datasheet-10835794.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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