WM8581AGEFT/RV

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Codec
• Characteristics: High-performance, low-power stereo audio codec
• Package: QFN (Quad Flat No-leads) package
• Essence: Provides high-quality audio recording and playback 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: 2 (stereo)
• Digital Interfaces: I2S, TDM, and DSP modes
• Analog Inputs: Microphone and line inputs
• Analog Outputs: Line outputs and headphone outputs
• Power Supply: 3.3V

Detailed Pin Configuration

The WM8581AGEFT/RV has a total of 32 pins. Here is the detailed pin configuration:

1. MCLK - Master Clock Input
2. BCLK - Bit Clock Input
3. LRCLK - Left/Right 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. VREF - Reference Voltage Output
10. AVDD - Analog Power Supply
11. MICBIAS - Microphone Bias Voltage Output
12. MICINL - Microphone Input (Left Channel)
13. MICINR - Microphone Input (Right Channel)
14. LINL - Line Input (Left Channel)
15. LINR - Line Input (Right Channel)
16. LOUTL - Line Output (Left Channel)
17. LOUTR - Line Output (Right Channel)
18. HPL - Headphone Output (Left Channel)
19. HPR - Headphone Output (Right Channel)
20. AGND - Analog Ground
21. DVDD - Digital Power Supply
22. BCLKO - Bit Clock Output
23. LRCLKO - Left/Right Clock Output
24. SDOUT - Serial Data Output
25. SDIN - Serial Data Input
26. RESET - Reset Input
27. MCLK - Master Clock Input
28. VREF - Reference Voltage Output
29. AVDD - Analog Power Supply
30. MICBIAS - Microphone Bias Voltage Output
31. NC - No Connection
32. AGND - Analog Ground

Functional Features

• High-resolution audio recording and playback
• Support for various digital interfaces
• Low power consumption
• Integrated microphone bias voltage output
• Flexible configuration options
• Built-in reset functionality

Advantages and Disadvantages

Advantages: - High-quality audio performance - Versatile digital interface support - Low power consumption - Compact package size - Integrated microphone bias voltage output

Disadvantages: - Limited number of channels (stereo only) - Requires external components for complete audio system implementation

Working Principles

The WM8581AGEFT/RV is an audio codec that converts analog audio signals into digital format for processing and vice versa. It utilizes high-resolution converters to achieve accurate audio reproduction. The codec supports various digital interfaces, allowing seamless integration with different audio systems. It operates on a low-power supply, making it suitable for portable devices.

Detailed Application Field Plans

The WM8581AGEFT/RV is widely used in the following applications:

1. Portable audio players
2. Digital audio recorders
3. Home theater systems
4. Automotive infotainment systems
5. Professional audio equipment

Alternative Models

Here are some alternative models that offer similar functionality:

1. WM8580AGEFT/RV
2. CS4271-CZZ
3. AK4556VT-E2

These models can be considered based on specific requirements and compatibility with the target application.

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