Cx31993 Datasheet Fix: !exclusive!

Use a short, high-quality USB-C extension cable if the dongle is prone to EMI (Electromagnetic Interference) from a laptop. 3. Microphone Not Working on Laptop

Conexant CX31993 (often referred to as CX-Pro) is a highly popular entry-level USB-C DAC/Amp chipset widely used in affordable "dongle" adapters. Core Specifications Resolution/Sampling Rate: Supports up to 32-bit / 384kHz Signal-to-Noise Ratio (SNR): Cx31993 Datasheet Fix

and GND pins. Often, budget implementations skip these, causing audio-to-USB noise, or "chirping." Adding these improves the signal-to-noise ratio. Use a short, high-quality USB-C extension cable if

Backup your registry first.

: Some Android apps don't output sound through the CX31993, while dedicated hi-res music players work fine. : Some Android apps don't output sound through

Solder a 5.1kΩ resistor from CC1 to GND , and another 5.1kΩ resistor from CC2 to GND on your female or male USB-C breakout board.

Most developers face issues with the CX31993 because standard reference designs omit critical details about power sequencing, impedance matching, and decoupling requirements.