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HT819D0 Datasheet 4.2 Second Log-pcm Speech

Manufacturer: Holtek Semiconductor Inc

Overview: HT819D0 4.2 Second LOG-PCM Speech.

General Description

The HT819D0 is a single chip LOG-PCM voice synthesizer LSI with 4.2-second voice capacity at a 6kHz sampling rate.

The chip when triggered drives a speaker through an external transistor with a current switch D/A converter output.

Negligible current will be consumed in the standby state.

Key Features

  • ys: sequential or random retriggerable.
  • minimum key debounce time (≅700µs, fOSC=96kHz) For instance, if sub-group 1-3 is the previous playing group, sub-group 1-5 will start playing after 2 pulses are ap.

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