WM8731SEDS/RV

WOLFSON MICROELECTRONICS  WM8731SEDS/RV  音频编解码器, 立体声, 2, 2, -40 °C, 85 °C, 96 kSPS

The is a Portable Internet Audio CODEC with headphone driver and programmable sample rates. It is designed specifically for portable MP3 audio and speech players and recorders and also ideal for MD, CD-RW machines and DAT recorders. Stereo line and mono microphone level audio inputs are provided, along with a mute function, programmable line level volume control and a bias voltage output suitable for an electret type microphone. 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 interface provides access to all features including volume controls, mutes, de-emphasis and extensive power management facilities.

.

Low power

.

8 to 96kHz ADC and DAC sampling frequency

.

Selectable ADC high pass filter

.

2 or 3-wire MPU Serial control interface

.

Programmable audio data interface modes

.

Microphone input and electret bias with side tone mixer

ESD sensitive device, take proper precaution while handling the device.