HT81003 - EasyVoice Speech

Product Overview

Holtek Semiconductor Inc

Part number	HT81003
Manufacturer	Holtek Semiconductor Inc
File Size	150.90 KB
Description	EasyVoice Speech
Datasheet	HT81003 Datasheet
Additional preview pages of the HT81003 datasheet.

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.

Operating voltage: 2.4V~5V.
Directly drives an external transistor.
PWM function directly driver speaker.
Low standby current (1mA typ. for VDD=3V).
Minimal external components.
240 notes table ROM for key functions.
Programmable silence length and end-pulse width (minimal end-pulse width is 1.3ms at 8kHz sampling rate).
Controllable volume.
FLAG1 options - End-pulse output - 3Hz, 3HzB flash - 6Hz, 6HzB flash - Busy output - OFF.
FLAG2 options -.

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Published: Mar 26, 2005 |