The CS4349-CZZ is a high-performance, low-power stereo D/A converter (DAC) from Cirrus Logic. This device is designed for portable audio applications and other systems requiring high-fidelity audio playback. It provides exceptional audio quality with low power consumption, making it suitable for battery-powered devices.

Applications

• Portable media players
• Mobile phones
• USB audio devices
• Home entertainment systems
• Automotive audio systems

Features

• High-performance stereo DAC
• Low power consumption
• Supports sample rates up to 192 kHz
• 24-bit audio data
• Integrated digital interpolation filter
• Low latency digital filter
• On-chip volume control
• I2C control interface
• Small package size

Benefits

• Provides high-fidelity audio playback, ensuring a superior listening experience.
• Extends battery life in portable devices due to its low power consumption.
• Offers flexibility in system design with support for various sample rates and audio data formats.
• Simplifies system integration with the I2C control interface.
• Reduces board space requirements with its small package size.
• Enables precise volume control for optimal audio level adjustment.

Additional Details

The CS4349-CZZ utilizes a multi-bit Delta-Sigma modulator architecture to achieve high dynamic range and low distortion. The integrated digital interpolation filter helps to reduce out-of-band noise and improve audio quality. It supports master and slave modes, offering flexibility in system configuration. The device operates from a single power supply and includes power-down mode to further minimize power consumption. The I2C interface allows for easy configuration of the DAC parameters, such as volume, mute, and filter settings. The CS4349-CZZ is available in a small QFN package, making it suitable for space-constrained applications.