HT81009 speech equivalent, easyvoice speech.
* Operating voltage: 2.4V~5V
* Directly drives an external transistor
* PWM function directly driver speaker
* Low standby current (1mA typ. for VDD=3V) <.
* Leisure products
* Alarm clocks
* Alert and warning system
* Sound effect generators
General Descrip.
The EasyVoiceTM is a single-chip voice synthesizer LSI . The chip when triggered drives a speaker directly or through an external transistor with a PWM output. Negligible current is consumed in the standby state.
The HT81xxx provides direct key or Ma.
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