CS4362A-DQZR

ADCs/DACs - Special Purpose Overview

The CS4362A-DQZR is an automotive-grade, 6-channel digital-to-analog converter (DAC) from Cirrus Logic. It utilizes a multi-bit delta-sigma architecture with 24-bit resolution and supports sample rates up to 192 kHz for PCM and Direct Stream Digital (DSD) formats. The device features a dynamic range of 114 dB and -100 dB THD+N. It operates with a +5 V analog supply, +2.5 V digital supply, and separate 1.8 V to 5 V logic supplies for control and serial ports. Packaged in a 48-pin LQFP, it includes on-chip filtering, volume control, and DSD processing capabilities.

ADCs/DACs - Special Purpose Feature Summary

• Six-channel audio DAC with 24-bit resolution and 114 dB dynamic range
• Supports PCM (up to 216 kHz) and DSD input formats
• On-chip 50 kHz filter for DSD mode without intermediate decimation
• Selectable digital interpolation filters and 1 dB step volume control

ADCs/DACs - Special Purpose Applications

• Automotive audio systems
• SACD players
• A/V receivers
• Digital TV systems
• Mixing consoles and effects processors

ADCs/DACs - Special Purpose Procurement Notes

Verify the specific suffix 'DQZR' against official documentation to confirm the reel packaging format and automotive temperature grade (-40°C to +105°C). Ensure that the ordering information matches the current manufacturer specifications, as product status or packaging details may change over time.

ADCs/DACs - Special Purpose Selection Notes

Select this component for applications requiring high-fidelity multi-channel audio conversion with low clock-jitter sensitivity. The automotive grade ensures reliability across extended temperature ranges. Verify compatibility with I²C or SPI control interfaces and ensure power supply rails match the specified 5 V analog and 2.5 V digital requirements.

ADCs/DACs - Special Purpose Part Context

The CS4362A belongs to Cirrus Logic's high-performance audio DAC family. The '-DQZ' designation indicates the automotive temperature grade and LQFP package. The 'R' suffix typically denotes tape-and-reel packaging for automated assembly, distinguishing it from tray-packaged variants like the '-DQZ'.

ADCs/DACs - Special Purpose Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.