Features
Full-HD audio – up to 24-bit/192kHz playback
Audiophile TI Burr Brown 32-bit/384kHz DAC (TI PCM5122)
Class leading audio; 112db SNR, and THD of 0.0019%
Built in High quality Class-D stereo audio amplifier (TI TPA3118D2)
Up to 2*30W Into a 8-Ω BTL Load at 24Vdc
Capable of driving 4 Ohm speakers (also works with higher impedance speakers)
Built in high quality audio headphone amplifier (TI TPA6133A)
Uses the Texas Instruments ultra-low-noise voltage regulator (output noise
Uses the Texas Instruments high efficiency step-Down DC converter (up to 95%)
6V~26Vdc converted to 5.1V, 3A to power the Raspberry-Pi
Uses the genuine ALPS RK163 series potentiometer for smooth volume adjustment
Built in high quality IR sensor (Vishay -the world’s leading supplier of infrared receivers)
Onboard RCA connectors
Onboard 3.5mm stereo headphone jack
Onboard speaker & power screw terminals
Onboard 4pin PH2.0 connector allowing to connect a external lighted power switch to control power
Onboard gold-plated high-current DC power jack (5.5×2.5mm)
Uses the digital I2S audio signals to reduce CPU load over USB audio solutions
Connects directly to the Raspberry-Pi – No wiring required
Powers the Raspberry-Pi – no additional power supply
Reserved Raspberry-Pi GPIO pin header (2x13Pins)
Pop-noise can be improved by enabling GPIO control
AMP can be enabled / disabled with jumper link
WARNING
DO NOT APPLY POWER TO YOUR RASPBERRY-PI VIA THE PI’s MICRO USB SOCKET.
Specifications
Power supply:6-26Vdc ( >=3A is recommend)
GPIO used:LRCK – IO19, BCK – IO18, DATA – IO21, IR – IO26, AMP mute – IO22
Analog audio output level:2V RMS
Headphone max output power:142mW at 16Ω
Amplifier max output power:2*30W at 8Ω BTL Load at 24Vdc
Resolution/Sampling Rate:upto 24bit / 192KHz (Raspberry-Pi I2S)
PCB size:87 x 56mm
More info., can refer to WIKI
Package Included
1 x X400 V3.0 Expansion Board
1 x Installation screw pack
Additional information
| Weight | 0.306 kg |
|---|
Reviews