Key Features
* Full and pure natural harmonic sound effects, maximum 512 musical notations.
* Built in audio amplifier, do not need transistor on output for sound amplifier.
* Built in 1 LED flash circuit, flash speed follows sound output of melody tempo.
* Built in alone motor driver signal output (MD pin), not be effect to sound quality
during motor is derived.
* 5 kinds different trigger mode by MODE & SL pins:
- Power on / off control mode
- One shot re-trigger mode
- Single touch plays all songs mode (one touch TG pin playing all tunes)
- One shot non re-trigger mode
- One / off switch mode (KTG key control sounds on or off)
* Application: Toys, Clock Melodies, Key Chains, Musical Box
* Package Type: DIP-16L
* HK322 data sheet: http://honsitak-taiwan.com/p_data/hk322.pdf
* HK322-1 sound listening: http://honsitak-taiwan.com/p_sound/hk322-1.mp3
* HK322-2 sound listening: http://honsitak-taiwan.com/p_sound/hk322-2.mp3
* HK322-3 sound listening: http://honsitak-taiwan.com/p_sound/hk322-3.mp3
* HK322-6 sound listening: http://honsitak-taiwan.com/p_sound/hk322-6.mp3
* Honsitak all products: http://honsitak-taiwan.com/products.htm
NOTE:
* Additional banking charge of USD10.00 for orders under USD100.00 (excluding
delivery charges).
* Delivery charges are for a single model, if more than one models are needed,
please contact us directly, so that we may recalculate the total and the combined
delivery charges for our products.
* More discount, if quantities needed are more than 50 PCS, please contact us
directly at sales12@honsitak-taiwan.com

Product Advantage
The HK322 natural harmonic IC delivers professional-grade audio performance with 512 musical notations and authentic harmonic sound reproduction. This DIP-16L packaged solution integrates a complete audio amplifier, eliminating external transistor requirements while maintaining superior sound quality. The IC features an independent motor driver output that preserves audio fidelity during operation, synchronized LED flash circuitry matching melody tempo, and five versatile trigger modes for diverse application requirements. Its comprehensive functionality, compact design, and built-in amplification provide significant cost and space advantages over discrete component solutions, making it the optimal choice for toys, musical boxes, clock melodies, and key chain applications requiring high-quality audio output with minimal external components.
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