▪ High performance stereo DAC to headphone
playback path with 110 dB dynamic range
▪ 4 mW stereo playback power consumption
▪ DAC digital filters with audio and voice mode options,
five-band equalizer and five programmable biquad stages
▪ Dedicated low-latency digital sideband filter with three
programmable biquad stages
▪ High performance microphone to ADC record path
with 105 dB dynamic range
▪ 2.5 mW stereo record power consumption
▪ ADC digital filters with audio and voice mode options
▪ 500 μW always-on record mode with automatic level detection
▪ Hybrid analog/digital automatic level control to
dynamically control the record level
▪ Shutdown mode offering current consumption during
standby of 2.5 μA
▪ Two low-noise microphone bias regulators with
programmable output voltage and ultra-low power mode
▪ A high efficiency two-level, true-ground charge pump
for generating class-G headphone supplies
▪ Voice mode filtering up to 32 kHz