HT81003 series datasheets. Manufacturer: Holtek Semiconductor Inc..

HT81003 EasyVoice 3-second speech (mask ROM) in 16-pin DIP package. Operational temperature range from -20°C to 70°C. Datasheet*) HT81R03 EasyVoice 3-second speech (OTP type) in 16-pin DIP package. Operational temperature range from -20°C to 70°C. Datasheet*)

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