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Doorbell IC HK527 & HK537

Model No.
HK527 DIP-8L & HK537 DIP-14L
Made in
Taiwan
Request for Quotation

    Key Features

    * Ding-Dong sounds with dual tone sound effects.

    * Can select 1 time or 2 times from OPTION pin for sound output.

    * HK527 had fixed on 2 times sound output.

    * Trigger type by one shot re-trigger mode when TG pin is triggered.

    * Sound quality can be modified by capacitors & resistors value of EN1 or EN2 pin.

    * Application: Door bells, toys, clock melodies, key chains, security systems.

    * Package Type: HK527 DIP-8L / HK537 DIP-14L

    * Sound listening: http://www.honsitak-taiwan.com/index_producs-1.htm