PCM5102A I2S DAC Decoder Module GY-PCM5102 – HiFi Audio Interface for Raspberry Pi & ESP32

Overview 

The GY-PCM5102 I2S DAC Module is a high-end digital-to-analog converter that bypasses the noisy onboard audio of your microcontroller to deliver pure, high-fidelity sound. Based on the Texas Instruments PCM5102A chip, it utilizes the I2S protocol to handle digital audio data with incredible precision. Whether you are building an internet radio, a high-end Bluetooth receiver, or a smart home voice system, this module provides the “lossless” audio quality your project deserves.

Key Features 

• HiFi Audio Quality: Supports up to 32-bit audio data and a staggering 384kHz sampling rate.

• Superior Dynamics: A 112dB Dynamic Range and Signal-to-Noise Ratio (SNR) for crystal-clear playback.

• Integrated 3.5mm Jack: Gold-plated audio jack for direct headphone or external amplifier connection.

• Self-Generating Clock: Features an internal PLL that generates its own Master Clock (MCLK) from the I2S Bit Clock—saving you a wire!

• Low Noise Design: Onboard voltage regulation ensures the analog audio signal remains free from digital interference.

Technical Specifications