Overview
The WM8731CLSEFL/R is a portable internet audio codec developed by Cirrus Logic Inc. This component is designed to provide high-quality audio processing with integrated features such as a headphone driver and programmable sample rates. It is part of the WM8731 series, which has been widely used in various audio applications. However, it is important to note that this model has been discontinued due to life cycle maturity and manufacturing limitations.
Key Specifications
| Parameter | Specification |
|---|---|
| Number of Channels | 2 ADC / 2 DAC |
| Operating Supply Voltage | 3.3 V |
| Sampling Rate | Up to 96 ksps |
| Number of ADC Inputs | 2 |
| Word Lengths | 16-32 bits |
| Package Type | 28-Pin QFN |
Key Features
- 24-bit multi-bit Delta Sigma ADCs and DACs
- Programmable sample rates and audio data interface modes (I²S, left, right justified or DSP)
- Integrated headphone driver
- Anti-thump mute and power up/down circuitry
- Two- or three-wire serial interface for control
- Selectable ADC high pass filter
- Main or secondary clocking mode
Applications
The WM8731CLSEFL/R is suitable for various audio applications, including portable audio devices, internet audio systems, and other consumer electronics that require high-quality audio processing. It is particularly useful in devices that need integrated headphone drivers and flexible audio interface configurations.
Q & A
- What is the WM8731CLSEFL/R?
The WM8731CLSEFL/R is a portable internet audio codec developed by Cirrus Logic Inc., featuring 2 ADCs and 2 DACs with integrated audio processing capabilities. - What is the operating supply voltage of the WM8731CLSEFL/R?
The operating supply voltage is 3.3 V. - What are the supported sampling rates for the WM8731CLSEFL/R?
The device supports sampling rates up to 96 ksps. - What is the word length supported by the WM8731CLSEFL/R?
The device supports word lengths from 16 to 32 bits. - What type of package does the WM8731CLSEFL/R come in?
The WM8731CLSEFL/R comes in a 28-Pin QFN package. - Is the WM8731CLSEFL/R still in production?
No, the WM8731CLSEFL/R has been discontinued due to life cycle maturity and manufacturing limitations. - What are some key features of the WM8731CLSEFL/R?
Key features include 24-bit multi-bit Delta Sigma ADCs and DACs, programmable sample rates, integrated headphone driver, and anti-thump mute and power up/down circuitry. - How is the WM8731CLSEFL/R controlled?
The device is controlled via a two- or three-wire serial interface. - What are some common applications for the WM8731CLSEFL/R?
Common applications include portable audio devices, internet audio systems, and other consumer electronics requiring high-quality audio processing. - What is the significance of the selectable ADC high pass filter in the WM8731CLSEFL/R?
The selectable ADC high pass filter allows for customization of the audio signal processing to suit different application requirements.
