WM8955LSEFL/R

Product Overview

Category

The WM8955LSEFL/R belongs to the category of audio codecs.

Use

It is primarily used for audio processing and playback in various electronic devices.

Characteristics

• High-quality audio processing capabilities
• Low power consumption
• Compact size
• Wide compatibility with different audio formats

Package

The WM8955LSEFL/R is available in a small form factor package, making it suitable for integration into compact electronic devices.

Essence

The essence of the WM8955LSEFL/R lies in its ability to provide high-quality audio processing and playback functionality in a compact and energy-efficient package.

Packaging/Quantity

The WM8955LSEFL/R is typically packaged individually and is available in varying quantities depending on the manufacturer's specifications.

Specifications

• Audio Codec Type: Stereo
• Sampling Rate: Up to 192 kHz
• Digital-to-Analog Converter (DAC) Resolution: 24-bit
• Analog-to-Digital Converter (ADC) Resolution: 24-bit
• Power Supply Voltage: 3.3V
• Interface: I2C, SPI, GPIO

Detailed Pin Configuration

The WM8955LSEFL/R features the following pin configuration:

1. VDD - Power supply voltage
2. GND - Ground
3. LRCLK - Left/right clock signal
4. BCLK - Bit clock signal
5. SDIN - Serial data input
6. SDOUT - Serial data output
7. RESET - Reset pin
8. MCLK - Master clock signal
9. GPIO1 - General-purpose input/output pin 1
10. GPIO2 - General-purpose input/output pin 2
11. AGND - Analog ground
12. AVDD - Analog power supply voltage
13. LOUTL - Left channel line output
14. LOUTR - Right channel line output
15. LINL - Left channel line input
16. LINR - Right channel line input
17. MICBIAS - Microphone bias voltage
18. MICIN - Microphone input

Functional Features

• Audio playback and processing
• Volume control
• Equalization
• Noise cancellation
• Sample rate conversion
• Digital audio mixing

Advantages and Disadvantages

Advantages

• High-quality audio processing capabilities
• Low power consumption
• Compact size for easy integration into electronic devices
• Wide compatibility with different audio formats

Disadvantages

• Limited number of GPIO pins
• May require additional external components for certain applications

Working Principles

The WM8955LSEFL/R operates by receiving digital audio data and converting it into analog signals for playback through its DAC. It also allows analog audio signals to be converted into digital format using its ADC. The codec performs various audio processing functions, such as volume control, equalization, and noise cancellation, to enhance the audio quality.

Detailed Application Field Plans

The WM8955LSEFL/R is commonly used in the following applications:

1. Mobile phones and smartphones
2. Portable media players
3. Tablets and laptops
4. Automotive infotainment systems
5. Home audio systems

Detailed and Complete Alternative Models

1. WM8960 - Similar audio codec with additional features like integrated headphone amplifier.
2. WM8994 - Advanced audio codec with enhanced signal processing capabilities.
3. CS42L52 - Competing audio codec offering similar functionality.

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