GPD8102B 
| USB 2.0 Compliant | Codecs | Built-in Osc | HID Buttons | DAC Ch | DAC SNR(typ.) | DAC THD+N@1KHz | ADC Ch | ADC SNR(typ.) | ADC THD+N@1KHz | Firmwae Customize | Mic Preamp | Headphone Amp | Sampling Rate @16bits | Package Type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Full Speed | v | v | v | 2 | 95dB | -80dB | 1 | 84dB | -82dB | EERPOM | v | v | 44.1K/48K | QFN-20 |
General Description
The GPD8102B is, a highly integrated system on a chip (SoC), is a cost-effective, high performance micro-controller solution for USB audio. GPD8102B has built-in oscillator(crystal-less), stereo 24-bit DAC for audio playback, 16-bit ADC with Microphone Boost, 5V to 3.3V & 3.3V to 1.8V regulators, PLL, embedded SRAM , ROM, etc.
Features
- Compliant with USB 2.0 Full Speed
- Compliant with USB Audio Class v1.0 (UAC 1.0)
- Built-in oscillator (crystal-less)
- 24-bit stereo DAC for audio playback.
- 16-bit ADC. for microphone input.
- Built-in microphone booster
- Supports speaker mode and headset mode.
- Supports USB suspend/resume mode.
- Supports 48KHz/44.1KHz sampling rate for both playback and recording.
- External EEPROM Interface for customized VID/PID and volume setting
- Supports one isochronous out endpoint, one control endpoint, one isochronous in endpoint and one interrupt in endpoint
- QFN-20 package
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