Cirrus Logic

CS4270-DZZR

CS4270-DZZR Description

The CS4270-DZZR is a high-performance stereo audio codec designed by Cirrus Logic Inc., a leading manufacturer of high-quality interface IC chips. This device is known for its exceptional dynamic range of 105 dB for both ADCs (Analog-to-Digital Converters) and DACs (Digital-to-Analog Converters), making it suitable for demanding audio applications. The CS4270-DZZR operates with a digital supply voltage ranging from 3.1V to 5.25V and an analog supply voltage within the same range, ensuring compatibility with a wide array of systems. It features a serial data interface and includes two ADCs and two DACs, each with a resolution of 24 bits. The codec employs sigma-delta modulation, a technique that enhances audio quality by reducing quantization noise.

CS4270-DZZR Features

• Dynamic Range: The CS4270-DZZR boasts a dynamic range of 105 dB for both ADCs and DACs, ensuring high-fidelity audio performance.
• Supply Voltage: It operates with a digital and analog supply voltage range of 3.1V to 5.25V, providing flexibility in system design.
• Data Interface: The device utilizes a serial data interface, which simplifies connections and reduces the number of required pins.
• Sigma-Delta Modulation: This feature enhances audio quality by effectively reducing quantization noise.
• Resolution: Each ADC and DAC has a resolution of 24 bits, providing detailed and accurate audio reproduction.
• Mounting Type: The CS4270-DZZR is designed for surface mount applications, making it suitable for compact and space-efficient designs.
• Package: It comes in a Tape & Reel (TR) package, facilitating easy handling and integration into automated assembly processes.
• Moisture Sensitivity Level: The device has an MSL of 3 (168 Hours), indicating it can withstand moderate moisture exposure without degradation.
• Compliance: The CS4270-DZZR is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

CS4270-DZZR Applications

The CS4270-DZZR is ideal for a variety of applications where high-quality audio processing is required. Its high dynamic range and 24-bit resolution make it suitable for professional audio equipment, such as mixing consoles, studio monitors, and high-end consumer electronics like audiophile-grade sound systems. The device's flexibility in supply voltage and serial interface also make it a good fit for portable audio devices and embedded systems where space and power consumption are critical considerations. Additionally, its surface mount design and Tape & Reel packaging facilitate integration into modern manufacturing processes.

Conclusion of CS427R

The CS4270-DZZR is a versatile and high-performance stereo audio codec that offers significant advantages over similar models. Its wide dynamic range, high resolution, and sigma-delta modulation ensure superior audio quality, making it ideal for applications where sound fidelity is paramount. The device's compatibility with a broad range of supply voltages and its serial data interface simplify integration into various systems. While the CS4270-DZZR is now obsolete, its legacy as a reliable and high-quality audio codec remains, and it continues to be a reference point for modern audio IC design.