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The following data represents the core technical capabilities of the CX31993 chipset found across various implementations: Specification Conexant CX31993 Resolution Up to 32-bit / 384kHz Dynamic Range Distortion (THD+N) Output Power ~65mW into 32Ω Output Voltage Practical "Fixes" & Improvements Android Volume Limit:
Use a 12.5pF crystal (e.g., ECS-.327-12.5-13) with 15pF caps to ground. Avoid 6pF or 9pF types—they cause startup failures or excessive jitter. cx31993 datasheet fix better
: Disconnect other high-draw peripherals from adjacent ports to reduce electrical noise. destroying the high-res potential.
By default, Windows treats the CX31993 as a generic USB audio device. It forces all audio through a mixer that resamples to 16-bit/48kHz, destroying the high-res potential. cx31993 datasheet fix better
