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4-bit CPU with 67 instructions |
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Operating voltage from 2.2V ~ 5.5V |
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447 seconds voice capacity are provided (@6KHz sampling rate) |
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896K x 12-bit ROM and 192 x 4-bit SRAM |
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1-Ch speech synthesizer |
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24 flexible I/O pads, 8 pads with large and constant current control |
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Support halt mode and standby mode |
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Provide low voltage reset, watchdog reset and external port reset |
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Configurable inferred carrier option |
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Crystal, Internal or external RC oscillator for system clock |
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16-level volume control |
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10-bit PWM and 12-bit DAC audio output
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