HT81R03 Datasheet - Holtek Semiconductor Inc

EasyVoice Speech

HT81R03 Features

* 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

HT81R03 General Description

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 Matrix key input and 2 programmable FLAG outputs. Wi.

HT81R03 Datasheet (150.90 KB)

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Datasheet Details

Part number:

HT81R03

Manufacturer:

Holtek Semiconductor Inc

File Size:

150.90 KB

Description:

Easyvoice speech.

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HT81R03 EasyVoice Speech Holtek Semiconductor Inc

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HT81R03 Features

HT81R03 General Description

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