- Standard CMOS process.
- Embedded 16M EPROM.
- 682sec Voice Length at 6KHz sampling and 4-bit ADPCM compression.
- Maximum 1024 voice groups.
- Combination of voice blocks to extend playback duration.
- User selectable PCM16 or PCM8 or ADPCM data compression.
- 6 triggering modes are available :
◆ Key Mode ◆ aP89 Mode ◆ MP3 Mode
◆ CPU Parallel Mode ◆ I2C Mode ◆ SPI Mode
- Voice Group Trigger Options: Edge/Level; Hold/Un-hold; Retrigger/Non-retrigger.
- Optional 16ms or 65us (@ 8KHz sampling rate) selectable debounce time.
- RST pin set to HIGH to stop the playback at once.
- LVR (Low Voltage Reset)
- 7 user programmable outputs.
- 3 kind oscillator: Internal-Rosc, External-Rosc, Crystal.
- 2V – 5V single power supply and < 5uA low stand-by current.
- PWM Vout1 and Vout2 drive speaker directly.
- D/A COUT pin drives speaker through an external BJT.
- 16 level Volume control.
- Audio out 16 bit.
- Development System support voice compilation.
