The CM6502SDX is a highly integrated single-chip USB audio codec solution from Champion Microelectronic Corp. It's designed to provide high-quality audio connectivity and processing capabilities for various USB audio applications. This chip integrates USB transceiver, audio codec, and power management functions into a single package, simplifying design and reducing overall system cost.

Applications

• USB Headsets
• USB Speakers
• USB Audio Interfaces
• Gaming Headsets
• VoIP Phones

Features

• USB 2.0 Full-Speed Compliant
• Integrated 16-bit Stereo DAC and ADC
• Supports 48kHz/44.1kHz/32kHz Sampling Rates
• Embedded USB Transceiver
• Headphone Amplifier with Volume Control
• Microphone Input with Adjustable Gain
• I2C Interface for External EEPROM
• Supports USB Suspend/Resume
• Low Power Consumption

Benefits

• Reduced BOM Cost due to High Integration
• Improved Audio Quality for Voice and Music Applications
• Easy to Integrate into USB Audio Devices
• Enhanced User Experience with Volume and Gain Controls
• Wide Compatibility with Operating Systems (Windows, macOS, Linux)
• Low Power Consumption Suitable for Portable Devices
• Simplified Design and Development Cycle

Additional Details

The CM6502SDX features a built-in 16-bit stereo DAC (Digital-to-Analog Converter) and ADC (Analog-to-Digital Converter), enabling high-fidelity audio playback and recording. It supports multiple sampling rates, including 48kHz, 44.1kHz, and 32kHz, providing flexibility for different audio applications. The integrated USB transceiver simplifies the USB interface, reducing the need for external components.

The chip also incorporates a headphone amplifier with volume control, allowing users to adjust the audio output level to their preference. The microphone input includes adjustable gain control, ensuring optimal audio capture. An I2C interface is provided for connecting an external EEPROM for storing configuration data.

The CM6502SDX is designed for low power consumption, making it suitable for battery-powered USB audio devices. It also supports USB suspend and resume functionality, further reducing power consumption when the device is not in use. This chip is a versatile and cost-effective solution for adding high-quality audio capabilities to various USB-based products.