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Doorbell IC HK522

Model No.
HK522 DIP-16L
Made in
Taiwan
Request for Quotation

    Key Features

    * 3 kinds of door bell sounds.

    * Built 256 musical notes ROM memory with dual tone musical effect in IC body.

    * 3 independt songs to be playing from 3 trigger pins (TG1, TG2, TG3).

    * 1 sequence trigger (SQ pin) for 3 songs output when SQ pin had sequence triggered.

                   PIN                         SOUND LIST     

                   TG1                  "DING DONG" (1 Time)

                   TG2                  "DING DING" (1 Time)

                   TG3                   West Minister Bell

                     SQ                   Sequence Output From

                                             Sounds of TG1, TG2, TG3 pin 

    * Application: Door bells, door phones, security systesm, alarm systems.

    * Package Type: DIP-16L

    Attachment