The Cirrus Logic CS4398 is a high-performance stereo DAC (Digital-to-Analog Converter) designed for high-end audio applications. It delivers exceptional audio quality with its advanced multi-bit Delta-Sigma architecture. This DAC is well-suited for applications requiring precise and detailed audio reproduction.

Applications:

• High-end audio systems
• Professional audio equipment
• A/V receivers
• CD and DVD players
• Digital mixing consoles
• Studio recording equipment

Features:

• 24-bit/192kHz sampling rate support
• Advanced multi-bit Delta-Sigma modulator
• High dynamic range (120dB typical)
• Low THD+N (-107dB typical)
• Integrated digital interpolation filter
• On-chip volume control with soft mute
• Supports PCM, DSD, and Direct Stream Digital formats
• I2S, DSD, and SPI serial interfaces
• Low clock jitter sensitivity
• Available in a 48-pin LQFP package

Benefits:

• Exceptional audio fidelity for critical listening applications.
• High dynamic range captures subtle details in audio recordings.
• Low distortion ensures accurate and transparent sound reproduction.
• Versatile format support accommodates a variety of audio sources.
• Integrated features simplify system design and reduce component count.
• Low jitter sensitivity minimizes the impact of clock noise on audio quality.

Additional Details:

The CS4398 operates on a 3.3V digital supply and a 5V analog supply. It features an integrated digital interpolation filter that reduces the need for external analog filtering. The on-chip volume control allows for precise level adjustments. The CS4398 supports multiple serial audio interfaces, including I2S, DSD, and SPI, providing flexibility in system integration. The device's high dynamic range and low distortion make it an excellent choice for demanding audio applications where sonic transparency is paramount. Proper power supply decoupling and careful PCB layout are essential for achieving optimal performance. Detailed specifications regarding clock requirements, interface timing, and power dissipation can be found in the device's datasheet.