The CM119BN is a USB audio controller manufactured by C-Media Electronics. It is a highly integrated single-chip solution designed for USB audio applications, providing a cost-effective and efficient way to add audio input and output capabilities to various devices.

Applications

• USB headsets
• USB speakers
• USB audio adapters
• Gaming peripherals
• VoIP devices

Features

• USB 2.0 Full-Speed Compliant
• Integrated 16-bit ADC and DAC
• Supports 48kHz/44.1kHz sampling rates for both playback and recording
• Embedded USB transceiver and oscillator
• Headphone amplifier with volume control
• Microphone input with adjustable gain
• Supports various audio effects and enhancements
• Compatible with Windows, macOS, and Linux operating systems
• Low power consumption
• Compact package

Benefits

• Easy integration into USB audio devices
• High-quality audio performance
• Low Bill of Materials (BOM) cost
• Wide compatibility with different operating systems
• Enhanced audio features for improved user experience
• Reduced power consumption for battery-powered devices
• Small form factor for space-constrained applications

Additional Details

The CM119BN integrates all the necessary components for USB audio functionality, including an analog-to-digital converter (ADC) for microphone input and a digital-to-analog converter (DAC) for audio output. It supports standard audio sampling rates, ensuring compatibility with a wide range of audio formats. The embedded USB transceiver simplifies the design process and reduces the need for external components.

Furthermore, the CM119BN features a headphone amplifier that delivers clear and powerful audio to headphones or speakers. The microphone input includes adjustable gain control, allowing users to optimize the audio level for different microphone types. The chip also supports various audio effects and enhancements, such as equalization and noise reduction, to improve the overall audio quality.

This USB audio controller is widely used in USB headsets, speakers, and audio adapters. Its low power consumption makes it suitable for portable devices. The CM119BN is a versatile and reliable solution for adding USB audio capabilities to a wide range of electronic devices.