CS445AT

Product Overview

Category: Integrated Circuit (IC)

Use: CS445AT is a high-performance audio digital-to-analog converter (DAC) designed for professional audio applications. It converts digital audio signals into analog signals with exceptional accuracy and fidelity.

Characteristics: - High-resolution audio conversion - Low distortion and noise levels - Wide dynamic range - Support for various audio formats - Flexible input/output options

Package: CS445AT is available in a compact 28-pin package, making it suitable for space-constrained applications.

Essence: The essence of CS445AT lies in its ability to provide high-quality audio conversion, enabling the reproduction of audio signals with utmost precision and clarity.

Packaging/Quantity: Each package of CS445AT contains one unit of the IC.

Specifications

• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Total Harmonic Distortion + Noise (THD+N): <0.001%
• Signal-to-Noise Ratio (SNR): >110 dB
• Dynamic Range (DR): >120 dB
• Power Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD: Power supply voltage input
2. GND: Ground reference
3. LRCK: Left/right channel clock input
4. BCK: Bit clock input
5. SDIN: Serial data input
6. MCLK: Master clock input
7. AGND: Analog ground reference
8. AVDD: Analog power supply voltage input
9. OUTL: Analog left channel output
10. OUTR: Analog right channel output
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection
25. NC: No connection
26. NC: No connection
27. NC: No connection
28. NC: No connection

Functional Features

• High-resolution audio conversion for accurate signal reproduction
• Support for various audio formats, including PCM and DSD
• Low distortion and noise levels ensure high-fidelity output
• Flexible input/output options allow integration into different audio systems
• On-chip digital filters for enhanced audio performance
• Built-in oversampling and interpolation for improved audio quality

Advantages and Disadvantages

Advantages: - Exceptional audio quality - Wide dynamic range - Versatile input/output options - Compact package size - Low power consumption

Disadvantages: - Limited pin configuration options - Relatively higher cost compared to some alternatives

Working Principles

CS445AT utilizes advanced digital-to-analog conversion techniques to accurately convert digital audio signals into analog form. It employs oversampling, interpolation, and on-chip digital filters to enhance the audio quality. The IC operates based on a clock signal and processes the incoming digital audio data to produce high-fidelity analog output.

Detailed Application Field Plans

CS445AT finds applications in various professional audio systems, including: - Studio recording equipment - Digital mixing consoles - High-end audio amplifiers - Audio interfaces - Home theater systems

Its high-performance characteristics make it suitable for demanding audio applications that require precise and faithful audio reproduction.

Detailed and Complete Alternative Models

1. CS4398: Another high-performance audio DAC from the same manufacturer, offering similar features and specifications.
2. PCM1794: A popular audio DAC from a different manufacturer, known for its exceptional audio quality and versatility.
3. AK4490: An advanced audio DAC with excellent signal-to-noise ratio and dynamic range, suitable for high-end audio systems.

These alternative models provide comparable performance and can be considered based on specific requirements and preferences.

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