CS42516-DQZR

Product Overview

Category

CS42516-DQZR belongs to the category of digital-to-analog converters (DACs).

Use

This product is primarily used in audio systems to convert digital audio signals into analog signals for playback through speakers or headphones.

Characteristics

• High-resolution: The CS42516-DQZR supports high-resolution audio formats, ensuring accurate reproduction of audio signals.
• Low distortion: It offers low total harmonic distortion (THD) and noise levels, resulting in clear and high-fidelity audio output.
• Wide dynamic range: The DAC provides a wide dynamic range, allowing for the faithful reproduction of both soft and loud sounds.
• Low power consumption: The CS42516-DQZR is designed to consume minimal power, making it suitable for portable audio devices.
• Compact package: It comes in a compact package, enabling easy integration into various audio equipment.

Package and Quantity

The CS42516-DQZR is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels containing 250 units per reel.

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Output Channels: 2 (stereo)
• Power Supply Voltage: 3.3V
• Power Consumption: 5mW (typical)

Detailed Pin Configuration

The CS42516-DQZR has the following pin configuration:

1. VDD - Power supply voltage
2. GND - Ground
3. SDATA - Serial data input
4. SCLK - Serial clock input
5. LRCLK - Left/right channel select
6. MCLK - Master clock input
7. BCLK - Bit clock input
8. VOUTL - Analog left channel output
9. VOUTR - Analog right channel output

Functional Features

• Digital interpolation filter: The CS42516-DQZR incorporates a digital interpolation filter that enhances the audio signal by reducing aliasing artifacts.
• Multi-bit sigma-delta modulator: It utilizes a multi-bit sigma-delta modulator to achieve high-resolution audio conversion with low noise and distortion.
• On-chip voltage reference: The DAC includes an on-chip voltage reference, eliminating the need for external reference components.
• I2C control interface: It features an I2C control interface for easy configuration and control of various parameters.

Advantages and Disadvantages

Advantages

• High-resolution audio reproduction
• Low distortion and noise levels
• Wide dynamic range
• Compact size for easy integration
• Low power consumption

Disadvantages

• Limited output channels (stereo only)
• Requires external clock source (MCLK)

Working Principles

The CS42516-DQZR operates based on the principle of sigma-delta modulation. It converts the incoming digital audio data into a high-frequency bitstream using oversampling techniques. This bitstream is then passed through a digital filter to remove unwanted noise and artifacts. Finally, the filtered bitstream is converted into an analog signal using a multi-bit sigma-delta modulator, resulting in accurate and high-fidelity audio output.

Detailed Application Field Plans

The CS42516-DQZR finds applications in various audio systems, including: 1. Home theater systems 2. Professional audio equipment 3. Automotive infotainment systems 4. Portable media players 5. Soundbars and audio docking stations

Alternative Models

1. CS4398: A high-performance 24-bit DAC with advanced digital filtering capabilities.
2. PCM1794A: A 24-bit DAC known for its exceptional audio quality and dynamic range.
3. AK4490EQ: A premium-grade 32-bit DAC offering excellent sound reproduction and low distortion.

These alternative models provide similar functionality and can be considered as alternatives to the CS42516-DQZR based on specific requirements and preferences.

In conclusion, the CS42516-DQZR is a high-quality digital-to-analog converter designed for accurate audio signal conversion. With its compact size, low power consumption, and excellent performance characteristics, it is well-suited for various audio applications.