FEATURES

► Programmable FastDSP audio processing engine

► Up to 768 kHz sample rate

► Biquad filters, limiters, volume controls, mixing

► Low latency, 24-bit ADCs and DAC

► 106 dB SNR (signal through ADC with A-weighted filter)

► 110 dB combined SNR (signal through DAC and headphone

with A-weighted filter)

► Serial port sample rates from 8 kHz to 768 kHz

► 5 μs analog-to-analog group delay

► Programmable, double precision MAC engine for 13-stage

equalizer

► 3 analog inputs (2 differential and 1 single-ended), configurable

as microphone or line inputs

► Analog differential audio output, configurable as either line output

or headphone driver

► PLL supporting any input clock rate from 30 kHz to 27 MHz

► Internal RC oscillator supporting autocalibration

► 1-channel ASRCI, 3-channel ASRCO

► Serial audio ports supporting I2S, left justified, or up to 16-channel

TDM (TDM16)

► 2 interpolators and 4 decimators with flexible routing

► Power supplies

► Analog AVDD at 1.8 V

► Digital I/O IOVDD at 1.8 V to 3.3 V

► Headphone HPVDD at 1.8 V

► Headphone HPVDD_L at 1.2 V to1.8 V

► Control/communication interfaces

► I2C, SPI, or UART

► 28-ball, 0.4 mm pitch, 2.957 mm × 1.757 mm WLCSP

APPLICATIONS

► Noise canceling handsets, headsets, and headphones

► Bluetooth active noise canceling (ANC) handsets, headsets, and

headphones

► Personal navigation devices

► Digital still and video cameras

► Musical instrument effect processors

► Multimedia speaker systems

► Smartphones