Cx31993 Datasheet Jun 2026

The CX31993 is the unsung hero of the USB-C audio revolution, and its datasheet is a masterclass in practical mixed-signal design. Study it, respect its limits, and you can build an audio device that rivals the best.

At 5V VBUS, worst case is 0.12A * 5V = 0.6 Watts. This is extremely low. Most dongles run at 0.3W, which is why they never get hot enough to throttle. Cx31993 Datasheet

The Cx31993 typically interfaces with the host controller via the Intel High Definition Audio (HD Audio) Link or an I2C/SPI interface for control paths. The datasheet details the timing requirements for these interfaces. Key parameters include: The CX31993 is the unsung hero of the

Section 7.2 of the datasheet details the mono ADC with 93dB DNR. It supports analog microphones with a bias voltage of 2.2V. No digital mic (PDM) support. This is extremely low

In the intricate world of electronic engineering, the datasheet is the ultimate source of truth. It is the blueprint, the map, and the rulebook all rolled into one. Among the myriad of integrated circuits utilized in modern computing and embedded systems, the Conexant Cx31993 stands out as a significant component, particularly in the realm of audio processing. For engineers, hobbyists, and repair technicians, the is not merely a document; it is an essential tool for unlocking the capabilities of this complex codec.