aIVR2104
Description
Aplus’ aIVR is a 8-bit CPU based Voice chip series.
Key Features
- Standard CMOS process
- Embedded 8-bit MCU
- 10, 21 and 42sec voice duration at 6 KHz sampling with 4-bit ADPCM pression
- bination of voice building blocks to extend playback duration
- Table entries are available for voice block binations
- User selectable PCM or ADPCM data press
- Voice Group Trigger Options: Edge / Level; Hold / Un-hold; Retrigger / Non-retrigger
- Programmable I/Os, Timer Interrupt and Watch Dog Timer
- Built-in oscillator with fixed Rosc, software control sampling frequency 2.2V - 3.6V single power supply and < 5uA low stand-by current
- PWM Vout1 and Vout2 drive speaker directly
