Datasheet Details
| Part number | HT83R074 |
|---|---|
| Manufacturer | Holtek Semiconductor |
| File Size | 321.83 KB |
| Description | Q-Voice |
| Datasheet |
 HT83R074 Datasheet
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General Description
The HT83R074 is 8-bit high performance microcontroller with voice synthesizer and tone generator.
The HT83R074 is designed for applications on multiple I/Os with sound effects, such as voice and melody.
Key Features
- Operating voltage: 2.4V~5.2V.
- Up to 1ms (0.5ms) instruction cycle with 4MHz (8MHz).
- Two 8-bit programmable timer counter with 8-stage prescaler and one time base counter.
- Watchdog Timer.
- 4-level subroutine nesting.
- HALT function and wake-up feature reduce power system clock.
- System clock: 4MHz~8MHz (2.4V).
- Crystal or RC oscillator for system clock.
- 12 I/O pins.
- 2K´15 program ROM.
- 80´8 RAM.
- 1536K voice ROM size.
- 72 sec voice leng.