WM8976CGEFL/V

Product Overview

• Category: Audio Codec
• Use: This product is used for audio signal processing and conversion in various electronic devices.
• Characteristics: The WM8976CGEFL/V is a high-performance audio codec that offers excellent sound quality and versatile features. It is designed to meet the requirements of professional audio applications.
• Package: The WM8976CGEFL/V comes in a small form factor package, making it suitable for space-constrained designs.
• Essence: The essence of this product lies in its ability to process and convert audio signals with high fidelity and low noise.
• Packaging/Quantity: The WM8976CGEFL/V is typically packaged in reels or trays, with a quantity of 2500 units per reel.

Specifications

• Audio Interface: I2S, PCM
• Resolution: Up to 24-bit
• Sampling Rate: Up to 192 kHz
• Digital Audio Features: Digital volume control, digital filters, programmable DSP functions
• Analog Audio Features: Stereo line inputs, stereo headphone outputs, mono speaker output, microphone input with bias voltage
• Power Supply: 3.3V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The WM8976CGEFL/V has a total of 32 pins. Here is the detailed pin configuration:

1. VDDIO: Power supply for digital I/O
2. GND: Ground
3. LOUT1N: Negative terminal of left channel line output 1
4. LOUT1P: Positive terminal of left channel line output 1
5. ROUT1N: Negative terminal of right channel line output 1
6. ROUT1P: Positive terminal of right channel line output 1
7. LOUT2N: Negative terminal of left channel line output 2
8. LOUT2P: Positive terminal of left channel line output 2
9. ROUT2N: Negative terminal of right channel line output 2
10. ROUT2P: Positive terminal of right channel line output 2
11. ...
12. ...

Functional Features

• High-Quality Audio Processing: The WM8976CGEFL/V incorporates advanced audio processing algorithms to ensure high-quality sound reproduction.
• Versatile Connectivity: It offers various input and output options, including line inputs, headphone outputs, speaker outputs, and microphone inputs.
• Digital Signal Processing: The codec features programmable DSP functions, allowing users to customize the audio processing according to their requirements.
• Low Power Consumption: The WM8976CGEFL/V is designed to operate efficiently with low power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Excellent sound quality - Versatile connectivity options - Programmable DSP functions - Low power consumption

Disadvantages: - Limited availability in certain regions - Relatively higher cost compared to some alternatives

Working Principles

The WM8976CGEFL/V works by receiving analog audio signals from various sources such as microphones or line inputs. These signals are then converted into digital format using an analog-to-digital converter (ADC). The digital audio data is processed using built-in DSP functions and digital filters to enhance the sound quality. Finally, the processed digital audio is converted back to analog format using a digital-to-analog converter (DAC) and sent to the desired output channels.

Application Field Plans

The WM8976CGEFL/V is widely used in various applications, including:

1. Portable audio devices: MP3 players, smartphones, tablets
2. Professional audio equipment: Mixers, recorders, audio interfaces
3. Automotive infotainment systems: Car radios, navigation systems
4. Home entertainment systems: Soundbars, AV receivers

Alternative Models

Here are some alternative models that offer similar functionality:

1. WM8960CGEFL/V: A lower-cost alternative with slightly reduced features.
2. WM8994CGEFL/V: A higher-end alternative with additional audio processing capabilities.
3. CS4270-CZZ: A competing audio codec from a different manufacturer.

These alternative models can be considered based on specific requirements and budget constraints.

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