Cx31993: Datasheet

In the open-source community, getting the most out of this chip sometimes requires custom device tree overlays or specific kernel modules to unlock features like high-gain microphone modes or specific DSP profiles.

While many DACs require external clocks or complicated power filtering, the CX31993 is "plug-and-play" with standard UAC 2.0 drivers. It works natively on Android, iOS (with an adapter), Windows 10/11, and macOS. Sound Profile

By accessing the CX31993 datasheet, developers and engineers can gain a deeper understanding of this powerful IC and unlock its full potential in their designs. Whether you're working on a professional audio system, musical instrument, or audio equipment, the CX31993 is an excellent choice for high-performance audio processing.

Keep the D+/D- trace lengths perfectly matched to prevent timing skew. cx31993 datasheet

Driven by the internal Class-G headphone amplifier.

Technically, the chip is designed for transparency. Its low output impedance (< 1 ohm) ensures that it doesn't color the sound of multi-driver IEMs (In-Ear Monitors), maintaining a flat frequency response across the spectrum. 5. Design Considerations for Engineers

This article provides a comprehensive overview of the , performance characteristics, and practical applications based on its implementation in portable audio gear. 1. CX31993 Core Specifications & Technical Highlights Go to product viewer dialog for this item. In the open-source community, getting the most out

Developed with a focus on high-fidelity playback, this chip is often found in premium smartphones and development boards where audio quality is a priority over cutting corners on the Bill of Materials (BOM).

: Native hardware compliance with USB Audio Class 2.0 (UAC2) guarantees asynchronous data transfer. This design bypasses host-device clock jitter by utilizing an internal phase-locked loop (PLL).

is a highly efficient, single-chip USB Type-C digital-to-analog converter (DAC) and headphone amplifier . This system-on-chip (SoC) has become a primary choice for audiophile dongles, ultra-portable amplifiers, and custom hardware integration. The device natively delivers combined with exceptionally low power draw. Sound Profile By accessing the CX31993 datasheet, developers

While most modern tech components have easily accessible manuals, the CX31993—a high-performance

The CX31993 acts as a bridge between high-speed digital USB protocols and high-fidelity analog audio signals. The system-on-chip (SoC) integrates a , a high-resolution execution engine, native stereo digital-to-analog converters, and an integrated analog microphone analog-to-digital converter (ADC).

The analog outputs are typically capless, utilizing an internal ground-centered architecture. This removes the need for large, bulky DC-blocking coupling capacitors.

| Parameter | Condition | Min | Typ | Max | Unit | | :--- | :--- | :--- | :--- | :--- | :--- | | | USB-C Spec | 4.4 | 5.0 | 5.5 | V | | Quiescent Current | No audio | - | 15 | 25 | mA | | Dynamic Current | 1Vrms output | - | 35 | 45 | mA | | Output Load Impedance | Stereo out | 16 | 32 | 600 | Ω | | Output Voltage (RMS) | 1% THD limit | - | 1.0 | 1.2 | Vrms | | Crosstalk | 1kHz signal | - | -85 | - | dB | | Frequency Response | 20Hz - 20kHz | +/-0.1 | Flat | +/-0.5 | dB |