With Plugin: refers to the board and the plug-in all welded and tested by the board, connected to the power supply and I2S output device can be used normally;
Without Plugin: means that all the patches have two main chips PCM1794A, and the buyer needs to buy the amplifier, the op amp, the capacitor, the terminal block and the pin header for soldering installation;
This board is upgraded to a gold plate
Self-download link for assembly information:
https://pan.baidu.com/s/1qXMYOGW
Performance parameters:
1. Digital power supply: 5~12V DC2. Analog power supply: ±12 DC3. Input Type: IIS Bus4. Output amplitude: RCA 2.1V RMS Balanced output: 5.4V RMS5. Signal to noise ratio S/N: 132dB6. Sample rate: 24-Bit, 192-kHz7. Output type: balanced output, single-ended output
Product features:
Integrated 5V core power supply IC, parallel PCM1794A dynamic range and signal to noise ratio are greatly improved, the sound is more pleasant, the sound density is also enhanced
Note: The wiring is strictly in accordance with the board labeling operation to avoid damage