Datasheet DAC/RTC/LCD SB3


Datasheet DAC/RTC/LCD SB3


This board combination combines a high-quality digital-to-analog converter for audio output with an real-time clock and a user interface board.


  • Stereo output
  • Dedicated 192kHz/24bit high-quality DAC
  • 2Vrms output voltage
  • DAC/RTC board connects directly to the Raspberry Pi, no additional cables needed
  • Compatible with all Raspberry Pi models with a 40-pin GPIO connector
  • Low-noise linear voltage regulator for optimal audio performance
  • Real-time clock to keep track of the time even without power connected and access to NTP servers
  • 2×20 character LCD display, blue
  • 4 buttons


DAC/RTC board

LCD/button board


Maximum output voltage2.1Vrms
DAC signal-to-noise ratio106dbtypical
DAC THD+N-92dbtypical
Frequency response10Hz-40kHz(-3dB)
Power consumption<0.3W
Sample rates44.1-192kHz

Note that this board is not available to the general public. If you’re an OEM that requires a large number of these boards, please contact us.

Last updated: January 19, 2021