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HT813D0

Holtek Semiconductor Inc
Part Number HT813D0
Manufacturer Holtek Semiconductor Inc
Description 5.6 Second LOG-PCM Speech
Published Mar 26, 2005
Detailed Description HT813D0 5.6 Second LOG-PCM Speech Features • • • • • • • • • • Operating voltage: 2.4V~5.0V Directly drives an extern...
Datasheet PDF File HT813D0 PDF File

HT813D0
HT813D0

Overview
HT813D0 5.
6 Second LOG-PCM Speech Features • • • • • • • • • • Operating voltage: 2.
4V~5.
0V Directly drives an external transistor Low standby current (1µA typ.
for VDD=3V) Minimal external components 380 words table ROM for key functions Programmable silence length and end-pulse width (minimal end-pulse width is 330µs at a 6kHz sampling rate) 5.
6-second voice capacity (based on a 6kHz sampling rate) Controllable volume FLAG1 options: – End-pulse output – 3HzB flash – 6HzB flash – Voice output indication – Busy output FLAG2 options: – 3Hz flash – 6Hz flash – Busy output • • • • 8 keys Key options: – Stop key: KEY8 – Random (only for KEY1) – Sequential (only for KEY1) – Repeat (for all...


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