CS42448-CQZR

Product Overview

• Category: Audio Codec
• Use: The CS42448-CQZR is a high-performance, multi-channel audio codec designed for professional audio applications.
• Characteristics: It offers exceptional audio quality, low power consumption, and a wide range of features to meet the demanding requirements of audio professionals.
• Package: The CS42448-CQZR comes in a compact package, making it suitable for space-constrained designs.
• Essence: This audio codec provides high-resolution audio conversion and processing capabilities, enabling accurate reproduction of audio signals.
• Packaging/Quantity: The CS42448-CQZR is available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Number of Channels: 8 (4 stereo channels)
• Digital Interfaces: I2S, TDM, and SPI
• Analog Inputs: 4 differential or 8 single-ended
• Analog Outputs: 8 differential or 16 single-ended
• Power Supply: 3.3V

Detailed Pin Configuration

The CS42448-CQZR has a total of 48 pins. Here is a detailed pin configuration:

1. MCLK: Master Clock Input
2. BCLK: Bit Clock Input
3. LRCLK: Word Clock Input
4. SDIN: Serial Data Input
5. SDOUT: Serial Data Output
6. RESET: Reset Input
7. DVDD: Digital Power Supply
8. AGND: Analog Ground
9. AVDD: Analog Power Supply
10. VCOM: Common Mode Voltage Reference
11. AINL1: Analog Input Left Channel 1
12. AINR1: Analog Input Right Channel 1
13. AINL2: Analog Input Left Channel 2
14. AINR2: Analog Input Right Channel 2
15. ... (Detailed pin configuration continues)

Functional Features

• High-resolution audio conversion and processing
• Low power consumption
• Wide dynamic range and low distortion
• Flexible digital interfaces for easy integration
• On-chip digital filters and equalizers
• Programmable gain control for each channel
• Integrated headphone amplifier

Advantages and Disadvantages

Advantages: - Exceptional audio quality - Versatile digital interfaces - Low power consumption - Compact package size

Disadvantages: - Limited number of channels compared to some other audio codecs - Requires external components for complete audio system implementation

Working Principles

The CS42448-CQZR operates by converting analog audio signals into digital format using high-resolution ADCs. It then processes the digital audio data using on-chip filters, equalizers, and other signal processing algorithms. The processed audio is converted back to analog format using high-performance DACs, ensuring accurate reproduction of the original audio signals.

Detailed Application Field Plans

The CS42448-CQZR is widely used in various professional audio applications, including:

1. Studio recording equipment
2. Mixing consoles
3. Digital audio workstations
4. Audio interfaces
5. Professional audio amplifiers

Its high-quality audio conversion and processing capabilities make it suitable for demanding audio production environments.

Alternative Models

Here are some alternative models that offer similar functionality:

1. CS4272-CZZR
2. AK5397EQ
3. PCM1794A
4. WM8741

These alternatives can be considered based on specific requirements and design constraints.

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