Audio Expansion Module for Raspberry Pi Pico with 5W Speaker Supply


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Audio Expansion Module for Raspberry Pi Pico with 5W Speaker

Download User Guide for Pico Audio Expansion

This Audio Expansion Module is compatible with Raspberry Pi Pico. It can generate speaker and headphone signal output at the same time. The module comes with an 8Ω 5W speaker. This audio expansion module supports a wide range of audio sampling rates. The expansion contains a low-power PCM5101A stereo decoder. It transmits audio signals via the I2S bus.

Features of Audio Expansion Module for Raspberry Pi Pico

  • Designed to work with Raspberry Pi Pico
  • Standard audio jack 2.5mm for external headphone
  • Dual-channel speaker headers
  • Wide audio sampling rate from 8 Hz to 384000 Hz
  • Stereo sound effect output
  • Effective EMI reduction through 3-Wire I2S
  • User manual and development resources are included with Sound Card Code and Audio Play Code for Raspberry Pi Pico

Specification of Audio Expansion Module for Raspberry Pi Pico

  • Operating Voltage: 5V
  • Logic Voltage: 3.3V
  • Audio Decoder: PCM5101A
  • Audio Bus: I2S
  • DAC SNR: 106 dB
  • Speaker Driver: 2.6W / Channel 4Ω BTL
  • Pin Header: Standard Raspberry Pi Compatible Pin Header (Raspberry Pi Pico is NOT included)
  • Stackable Design Header: Male Pin Header to stack other modules
  • Weight: 156 grams
  • Dimensions: 52 mm x 21mm | 5.2 cm x 2.1 cm

Hardware Components

  • Speaker Header 4-Wire Dual Channel
  • SMD Adjustable Resistor – Volume Adjustment for Speaker Output
  • Audio Decoder output Observing Points
  • Standard 2.5mm Headphone Jack
  • RT9193-33 – 3.3V Linear Regulator
  • PCM5101A Audio Decoder – 3-Wire I2S Bus
  • APA2068 – Audio Power Amplifier
  • Raspberry Pi Pico Header – Stackable Design

Items Included

  • Audio Expansion (x1)
  • Speaker 8Ω 5W (x1)

Compatible Items (Not Included)

  • Raspberry Pi Pico
Shipping & Delivery

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