AUDIO EXPANSION MODULE FOR RASPBERRY PI PICO, W/SPEAKERS, 3.5MM OUTPUT

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PID# 20167

CA$25.00
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Description

Features at a glance

The Pico-Audio is an audio expansion module designed for Raspberry Pi Pico, which incorporates PCM5101A low power stereo decoder, and uses I2S bus for transmitting audio signal. It supports wide range audio sampling rate, allows headphone and speaker signal output at the same time.

  • Standard Raspberry Pi Pico header, supports Raspberry Pi Pico series
  • Standard 3.5mm audio jack, for connecting external headphone
  • Dual channels speaker headers, for direct driving speakers
  • 8~384000Hz audio sampling rate
  • Stereo sound effect output
  • Using 3-wire I2S, effectively reducing EMI
  • Comes with development resources and manual (Raspberry Pi Pico audio play code, sound card code)

Specifications

Operating voltage: 5V

Logic level: 3.3V

Audio decoder: PCM5101A

Audio bus: I2S

DAC SNR: 106 dB

Speaker driving: 2.6W/channel (4Ω BTL)

What's on the Board

  1. Dual channels 4-wire speaker header
  2. SMD adjustable resistor: speaker output volume adjustment
  3. Audio decoder output observing points
  4. 3.5mm standard headphone jack
  5. RT9193-33: 3.3V linear regulator
  6. PCM5101A: audio decoder, 3-wire I2S bus
  7. APA2068: audio power amplifier
  8. Raspberry Pi Pico header: for connecting Raspberry Pi Pico, stackable design

Demostration:

WIKI

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