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      Top Picks
      • MICREL IC Integrated Circuit Chip MICRF221AYQS
      1/1
      MICREL IC Integrated Circuit Chip MICRF221AYQS
      $ 11 .16

      ✔ In Stock (Can ship in 5-7 days)

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      The MICRF221 is a third generation QwikRadio® receiver, offering all the benefits of Micrel's earlier QwikRadio® products with significant improvements, including: enhanced sensitivity, automatic duty-cycle feature and RSSI output. The MICRF221 is a super-heterodyne receiver, designed for OOK and ASK modulation. The downconversion mixer also provides image rejection. The MICRF221 receiver provides a SLEEP Mode for duty-cycle operation and an enhanced, customer programmable "WAKE" function. These features are further combined into a wholly integrated "self-polling" scheme that is ideal for low and ultra-low power applications, such as RKE and RFID All post-detection data filtering is provided on the MICRF221 receiver. Any one of four filter bandwidths may be selected externally by the user in binary steps, from 1.25kHz to 10kHz. The user needs only to program the device with a set of easily determined values based on data rate, code modulation format, and desired dutycycle operation.

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      Reviews

      • M

        Marc Margulies

        Dec 10, 2024

        MICREL IC Integrated Circuit Chip MICRF221AYQS
        I searched a lot of places and found the goods here. The delivery time is a bit long, but it’s good to be able to buy it.
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      • M

        Michael Squitieri

        Jan 12, 2024

        MICREL IC Integrated Circuit Chip MICRF221AYQS
        The wiring diagrams were great, and the service was outstanding.
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      • J

        Juan Lujan

        Jun 03, 2023

        MICREL IC Integrated Circuit Chip MICRF221AYQS
        Excellent product, ideal for the repair, with prompt shipping and a very good price. Very satisfied!
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      • A

        Anonymous user

        Nov 25, 2022

        MICREL IC Integrated Circuit Chip MICRF221AYQS
        All was ok! No problems whatsoever.
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      MICREL IC Integrated Circuit Chip MICRF221AYQS

      $ 11 .16
      Click here to view shipping costs.

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 28
      Payment Methods
      T/T pay VISA pay mastercard pay Diners Club pay Discover pay JCB pay American Express pay Stripe pay PayPal pay Google pay Apple pay Link pay venmo pay
      • Online Support 24/7

      • 12 Months Warranty for New Products

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