Features
• 450 MIPS, 450 MMAC multicore audio-signal processor
• Programmable wideband, multimic audio processing
— Transmit-path noise reduction and echo cancelation
— Wind-noise, side-tone, and other programmable filters
• Integrated multichannel 24-bit hi-fi audio hub codec
— 101-dB signal-to-noise ratio (SNR) mic input (48 kHz)
— 122-dB SNR headphone playback (48 kHz)
• Up to six analog or four digital microphone (DMIC) inputs
• Stereo headphone/earpiece/line output driver: 30 mW
into 32- load at 0.1% total harmonic distortion + noise
(THD+N)
• Class D speaker and digital (pulse-density modulation,
PDM) output interfaces
• SLIMbus® audio and control interface
• Three full digital-audio interfaces
— Standard sample rates from 8 to 192 kHz
— Multichannel time-division multiplexing (TDM) support
on AIF1
• Flexible clocking, derived from MCLKn, AIFn, or SLIMbus
• Low-power frequency-locked loop (FLL) supports
reference clocks down to 32 kHz
• Configurable functions on up to 16 general-purpose
input/output (GPIO) pins
• Sensor-hub connectivity, with event time-stamp functions
• Integrated regulators and charge pumps
• Small WLCSP package, 0.4-mm ball array

Applications
• Smartphones and multimedia handsets
• Tablets and mobile Internet devices