Cirrus Logic

CS4340-KSZR

CS4340-KSZR Description

The CS4340-KSZR is a high-performance, 24-bit digital-to-analog converter (DAC) designed for audio applications, part of the Popguard® series by Cirrus Logic Inc. This obsolete product is ideal for applications requiring precise audio signal conversion and is known for its robust performance and reliability. The CS4340-KSZR features a SPI data interface, which allows for efficient communication with microcontrollers and other digital systems. It operates on a single supply voltage, with a range of 2.7V to 3.6V and 5V, making it versatile for various power supply configurations. The device is available in a surface-mount package, specifically in a Tape & Reel (TR) format, which is suitable for automated assembly processes.

CS4340-KSZR Features

• High Resolution and Sampling Rate: The CS4340-KSZR boasts a 24-bit resolution and a sampling rate of up to 96 kHz, ensuring high-fidelity audio output. This high resolution and sampling rate provide superior audio quality, making it suitable for professional audio equipment and high-end consumer electronics.
• Single Supply Operation: The ability to operate on a single supply voltage simplifies power management and reduces the complexity of the power supply circuitry. This feature is particularly advantageous in compact and portable audio devices.
• Surface Mount Technology: The surface-mount package is ideal for modern manufacturing processes, enabling efficient and automated assembly. This not only reduces production costs but also enhances the reliability and durability of the final product.
• Popguard® Series: As part of the Popguard® series, the CS4340-KSZR is designed to minimize the risk of audio pops and clicks during power-up and power-down cycles. This feature ensures a seamless listening experience and protects sensitive audio components from potential damage.
• Compliance and Safety: The CS4340-KSZR is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and safety standards. This makes it suitable for a wide range of applications and markets.

CS4340-KSZR Applications

The CS4340-KSZR is well-suited for a variety of applications where high-quality audio conversion is required. Some specific use cases include:

• Professional Audio Equipment: Studio monitors, mixing consoles, and other professional audio gear benefit from the high-resolution audio conversion capabilities of the CS4340-KSZR.
• High-End Consumer Electronics: Devices such as high-fidelity audio systems, home theaters, and portable audio players can leverage the CS4340-KSZR to deliver superior sound quality.
• Automotive Audio Systems: The robust performance and single supply operation make the CS4340-KSZR ideal for automotive audio systems, where space and power constraints are common.
• Broadcasting and Media Production: The CS4340-KSZR can be used in broadcasting equipment and media production studios to ensure high-quality audio output for live and recorded content.

Conclusion of CS4340-KSZR

The CS4340-KSZR is a versatile and high-performance DAC designed for audio applications, offering superior audio quality and reliability. Its 24-bit resolution and 96 kHz sampling rate ensure high-fidelity audio output, while its single supply operation and surface-mount package make it suitable for a wide range of applications. The Popguard® series features further enhance its performance by minimizing audio pops and clicks. Although now obsolete, the CS4340-KSZR remains a reliable choice for applications requiring precise audio signal conversion.