Audio / Vocal
Voice DSP Processor
| Part No. | Operation Voltage | Package | Audio Input | Audio Output | DSP | DSP Algorithm | MCU Control I/F |
|---|---|---|---|---|---|---|---|
| Digital Karaoke Solutions | |||||||
| M3309 | Core Voltage 1.08~1.32V IO Voltage 3.0V~3.6V |
LQFP 64 | Analog Mic input Digital I2S RX |
Analog Stereo Digital I2S TX |
90MIPS | Reverb EQ VoiceChanger Smarttune AFS |
Yes |
| M3333 | Core Voltage 1.5V IO Voltage 3.0V~3.6V |
LQFP 64 | Analog Mic input x 4 Digital stereo I2S RX x 2 Analog stereo Line_in x 2 USB stereo audio input x 1 |
Analog Stereo Line_out x 1 Analog Stereo HP_out x 1 Digital Stereo I2S TX x 2 USB stereo audio out x 2 |
240MIPS | Reverb EQ VoiceChanger AI_Smartune AI_Harmony AFS |
Yes |
| M3334 | Core Voltage 1.5V IO Voltage 3.0V~3.6V |
LQFP 64 | Analog Mic input x 4 Digital stereo I2S RX x 2 stereo Line_in x 2 USB stereo audio input x 1 |
Analog Stereo Line_out x 1 Analog Stereo HP_out x 1 Digital Stereo I2S TX x 2 USB stereo audio out x 2 |
240MIPS | Reverb EQ VoiceChanger AI_Smartune AI_Harmony AFS |
Yes embeded 16Mbit flash |
| M3505 | Core Voltage 1.5V IO Voltage 3.0V~3.6V |
QFN 48 | Analog Mic input x 4 Digital stereo I2S RX x 1 USB stereo audio input x 1 |
Analog Stereo Line_out x 1 Analog Stereo HP_out x 1 Digital Stereo I2S TX x 1 USB stereo audio out x 1 |
240MIPS | Reverb EQ VoiceChanger UAC 1.0 |
Yes |
Audio USB Bridge
| Part No. | Operation Voltage | Package | USB | I2S | Sample Rate | USB Protocol | MCU I/F |
|---|---|---|---|---|---|---|---|
| M3903 | Core Voltage 1.08~1.32V IO Voltage 3.0V~3.6V |
LQFP-48 | USB 2.0 HS | Digital I2S RX Digital I2S TX |
44100 Hz 48000 Hz |
UAC 2.0 iAP2 |
I2C slave |
