CS3318-CQZR

Audio Special Purpose Overview

The CS3318-CQZR is an 8-channel, high-voltage, digitally controlled analog volume control IC designed for high-end audio systems. It features a comprehensive I²C/SPI interface and provides precise volume adjustment with low distortion and high dynamic range.

Audio Special Purpose Feature Summary

• 8 Independently Controllable Channels
• High-Voltage Operation (±9V typical)
• I²C and SPI Serial Control Interfaces
• Low Distortion and High Dynamic Range

Audio Special Purpose Applications

• High-End Audio Systems
• Professional Audio Equipment

Audio Special Purpose Procurement Notes

This component is discontinued. Verify availability through authorized distributors or secondary market suppliers such as Rochester Electronics. Ensure the specific ordering suffix matches the required package and temperature grade.

Audio Special Purpose Selection Notes

Select based on the requirement for 8 channels of analog volume control with high voltage swing capabilities. Note that this part is obsolete; consider newer Cirrus Logic solutions or compatible alternatives if designing new hardware.

Audio Special Purpose Part Context

The CS3318 is a flagship analog volume control from Cirrus Logic, known for its benchmark audio quality in professional and high-end consumer applications. The -CQZR suffix indicates the commercial temperature grade and tape-and-reel packaging.

Audio Special Purpose Replacement Considerations

As the CS3318 is discontinued, direct replacements may be limited to stock from secondary vendors. For new designs, evaluate current Cirrus Logic volume control products or digital potentiometers, keeping in mind differences in voltage handling and audio performance characteristics.