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HT81R09 |
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| Part Number | HT81R09 |
| Manufacturer | Holtek Semiconductor |
| 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 st... |
| 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 (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 - 3Hz flash - 6Hz flash - Busy output - OFF · 6 keys (Directed) · 8 keys (Matrix key) · Key options - Sequential/Directed - Repeat (KEY2~KEY... |
| Document |
 HT81R09 Data Sheet
PDF 150.90KB |
Similar Datasheet
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | HT81R03 |
Holtek Semiconductor Inc |
EasyVoice Speech |
|
| 2 | HT81R18 |
Holtek Semiconductor |
EasyVoice Speech |
|
| 3 | HT81R36 |
Holtek Semiconductor |
EasyVoice Speech |
|
| 4 | HT81003 |
Holtek Semiconductor Inc |
EasyVoice Speech |
|
| 5 | HT81006 |
Holtek Semiconductor |
EasyVoice Speech |
|
| 6 | HT81009 |
Holtek Semiconductor |
EasyVoice Speech |
|
Desde 2024. D4U Semiconductor.
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