Function:
1 Sabre Advanced Stereo DACES9023 up to 24 bit/192 kHz playback with Full HD Audio-ESS technology.
2. 112dB DNR audio quality, provides jitter-free audio with built-in high quality Class D stereo audio amplifier.
3 Under 24VDC conditions, up to 2 x 30W input and 8‑OBTL load, it can drive 4Ω speakers, suitable for high impedance speakers.
4 Use the original ALPSRK163 series potentiometer for smooth volume adjustment.
5 On-board pluggable speaker screw terminal, XH2.54 connector provides 5V output for other devices.
Specifications:
Item Type: Expansion Board
Material: PCB
Power supply: 6-26V DC, recommended ≥3A
Uses GPIO: LRCK-IO19, BCK-IO18, DATA-IO21, IR-IO26, AMP Mute-IO22
RCA Analog Audio Output Level: 2V RMS
Amplifier Maximum Output Power: 2 x 30 W (4 Ohm line load at 24 VDC)
Resolution/Sampling Rate: Up to 24 bits/192 KHz (For Raspberry Pi I2S)
Applicable range: For RaspberryPi, 1 Model B + / 2 Model B / 3 Model B / 3 Model B + / 4 Model B
Package List:
1 x Extension Board
1 x Connection Terminal
1 x Screw Package: M2.5 x 6 mm
4 x Standoffs M2.5 x 20mm
1 x User Manual
Note: Do not power Raspberry Pi through 40 pin header and Type‑C interface or MicroUSB interface at the same time for Raspberry Pi.