WM8976 Overview
The WM8976 is a low power, high quality CODEC designed for portable applications such as multimedia phone, digital still camera or digital camcorder. The device integrates a preamp for differential microphone, and includes drivers for speakers, headphone and differential or stereo line output. External ponent requirements are reduced as no separate microphone or headphone amplifiers are required.
WM8976 Key Features
- DAC SNR 98dB, THD -84dB (‘A’ weighted @ 48kHz)
- ADC SNR 95dB, THD -84dB (‘A’ weighted @ 48kHz)
- On-chip Headphone Driver with ‘capless’ option
- 40mW per channel into 16 / 3.3V SPKVDD
- 1W output power into 8 BTL speaker / 5V SPKVDD
- Capable of driving piezo speakers
- Stereo speaker drive configuration
- Differential or single-ended microphone interfaces
- Programmable preamp gain
- Pseudo differential input with mon mode rejection
WM8976 Applications
- 40mW per channel into 16 / 3.3V SPKVDD 1W output power into 8 BTL speaker / 5V SPKVDD