HT86B03 mcu equivalent, (ht86bxx / ht86brxx) enhanced voice 8-bit mcu.
* Operating voltage: 2.2V~5.5V
* System clock: 4MHz~8MHz
* Crystal and RC system oscillator
* 16/20/24 I/O pins
* 8K´16-bit Program Memory
* 192´8.
which require multiple I/Os and sound effects, such as voice and melody. The devices can provide various sampling rates .
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