CS42418-CQZR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Codec
• Characteristics: High-performance, low-power consumption
• Package: QFN (Quad Flat No-leads)
• Essence: Provides high-quality audio conversion and processing capabilities
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Resolution: 24-bit
• Sampling Rate: Up to 192 kHz
• Number of Channels: 4
• Digital Interface: I2S, TDM, and S/PDIF
• Operating Voltage: 3.3V
• Power Consumption: Low power consumption for extended battery life
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CS42418-CQZR has a total of 48 pins. The pin configuration is as follows:

1. VDDIO
2. GND
3. DVDD
4. AVDD
5. AGND
6. MCLK
7. BCLK
8. LRCLK
9. SDIN
10. SDOUT
11. RESET
12. GPIO1
13. GPIO2
14. GPIO3
15. GPIO4
16. GPIO5
17. GPIO6
18. GPIO7
19. GPIO8
20. GPIO9
21. GPIO10
22. GPIO11
23. GPIO12
24. GPIO13
25. GPIO14
26. GPIO15
27. GPIO16
28. GPIO17
29. GPIO18
30. GPIO19
31. GPIO20
32. GPIO21
33. GPIO22
34. GPIO23
35. GPIO24
36. GPIO25
37. GPIO26
38. GPIO27
39. GPIO28
40. GPIO29
41. GPIO30
42. GPIO31
43. GPIO32
44. GPIO33
45. GPIO34
46. GPIO35
47. GPIO36
48. GPIO37

Functional Features

• High-resolution audio conversion and processing
• Low noise and distortion for superior audio quality
• Flexible digital interface options for easy integration with various systems
• On-chip digital filters for enhanced audio signal processing
• Integrated volume control and mixing capabilities
• Support for multiple audio channels

Advantages and Disadvantages

Advantages: - High-performance audio codec with excellent sound quality - Low power consumption for extended battery life in portable devices - Versatile digital interface options for seamless integration - On-chip features reduce the need for external components

Disadvantages: - Limited number of GPIO pins for additional functionality - Higher cost compared to some alternative models

Working Principles

The CS42418-CQZR operates by receiving digital audio data through its digital interface pins (MCLK, BCLK, LRCLK, SDIN). It then converts the digital audio into analog signals using high-resolution DACs. The analog signals are further processed using on-chip digital filters and mixed if required. The resulting audio output is of high quality and can be amplified for playback through speakers or headphones.

Detailed Application Field Plans

The CS42418-CQZR is widely used in various audio applications, including:

1. Professional audio equipment such as mixers, amplifiers, and audio interfaces
2. Consumer electronics like high-end audio players, home theater systems, and soundbars
3. Automotive infotainment systems for premium audio experiences
4. Telecommunications equipment for voice communication and conferencing
5. Medical devices requiring high-quality audio playback or recording

Detailed and Complete Alternative Models

1. CS42416-CQZR: Similar to CS42418-CQZR but with 2 channels instead of 4
2. CS42426-CQZR: Higher-end model with additional features and improved performance
3. CS4265-CQZ: Lower-cost alternative with reduced functionality but suitable for basic audio applications

These alternative models provide options based on specific requirements, budget constraints, and desired features.

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