Adding to the emPowerAudio family, Nuvoton Technology’s WAU8822 stereo audio codec demonstrates 48-kHz stereo DAC SNR of 94 dBA and 48-kHz stereo ADC SNR of 93 dBA. The 5 mm² 32-lead QFN-packaged component exhibits DAC THD of -84 dB, ADC THD of -80 dB, speaker drive capability of 900 mW, and standby current consumption of 6 µA. The unit drives 40 mW into stereo 16-O headphones, and supports industry-standard digital, I²S, PCM, and 2-, 3- and 4-wire control interfaces. The devices offer configurable stereo line outputs, analog inputs, stereo differential/single-ended MIC inputs with programmable gain and an ALC loop; differential inputs with common mode rejection; and 2 AUX inputs for microphone/warning tones mixing. Pricing is $1.25 in 25,000 quantities.
Nuvoton Technology Corporation