HT814D0
HT814D0 is 8.4-Second LOG-PCM Speech manufactured by Holtek Semiconductor.
HT814D0 8.4-Second LOG-PCM Speech
Features
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Operating voltage: 2.4V~5.0V Directly drives an external transistor Low standby current (1mA typ. for VDD=3V) Minimal external ponents 508 words table ROM for key functions Programmable silence length and end-pulse width (minimal end-pulse width is 330ms at a 6kHz sampling rate) 8.4-second voice capacity (based on a 6kHz sampling rate) 12 keys Controllable volume FLAG1 options
- End-pulse output
- 3HzB flash
- 6HzB flash
- Voice output indication
- Busy output
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FLAG2 options
- 3Hz flash
- 6Hz flash
- Busy output Key options
- Stop key: KEY12
- Random (only for KEY1)
- Sequential (only for KEY1)
- Repeat (for all...
