HT85048 - Holtek Semiconductor Inc

HT85048 Green Voice

The HT85XXX family is a series of programmable speech synthesizers and tone generators designed for user-defined voice and melody applications. It provides various sampling rates and beats, tone levels, tempos for the speech synthesizer and melody generator. The HT85XXX series has a built-in high quality, current type D/Aoutputs with 16 levels of volume cont.

Features

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· Operating voltage: 2.4V~5.0V Driver speaker (32W) VDD=4.5V, IDD=90mA Programmable tone melody generator ADPCM, m-law PCM, PCM synthesis Wide range of sampling rate for voice synthesis Minimum sampling rate step: 100Hz Voice melody mixed output Programmable 2 channels of melody mixed output Programmable 2 channels of voice mixed output
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· 13 kinds of melody beats 5 octaves of tone level and 18 tempos 16 levels of digital volume control Eight programmable I/O pins Four programmable input pins Provides 36 sec to 96 sec of voice capacity Timer controller Voi.