Audio Codec Board - PROTO
The Audio Codec Board - PROTO includes a low-power stereo CODEC WM8731 with an integrated headphone driver. The board also features headphone and microphone connectors for testing your audio prototype device.
The Audio Codec Board - PROTO is a development tool for the WM8731 Audio Codec, ideal for use in embedded applications which require audio playback. The on-board Audio Codec WM8731 provides stereo line and mono microphone level audio inputs. This module also uses stereo 24-bit multi-bit sigma delta ADCs and DACs with oversampling digital interpolation and decimation filters. Stereo audio outputs are buffered for driving headphones from a programmable volume control. Line level outputs are also provided along with anti-thump mute and power up/down circuitry. The device is controlled via 2 wire (I2C) or 3 wire (SPI) serial interface.
| Type | Audio |
| Applications | Board is an indispensable tool for creating your audio device with audio input and output capabilities |
| On-board modules | WM8731 Audio Codec, stereo 24-bit multi-bit sigma delta ADCs and DACs, Headphone and Microphone audio connectors |
| Key Features | Hi-Quality Audio Performance. Selectable ADC High Pass Filter. ADC and DAC Sampling Frequency: 8kHz – 96kHz |
| Key Benefits | The board also enables you to easily build your audio device. Connection pads are available for easy connection |
| Interface | I2C or SPI |
| Integration | Mounting holes |
| Input Voltage | 3.3V |
| Compatibility | Breadboard (PROTO) |
WM8731 Audio Codec Examples
Audio Codec PROTO User Manual
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