FEATURES
► Programmable FastDSP audio processing engine
► Up to 768 kHz sample rate
► Biquad filters, limiters, volume controls, mixing
► Tensilica HiFi 3z DSP core
► Quad MAC per cycle: 24 × 24-bit multiplier and 64-bit accumulator
► Flexible power operation mode: 24.576 MHz, 49.152 MHz,
73.728 MHz, and 98.304 MHz
► 336 kB total memory
► JTAG debug and trace
► 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)
► Programmable double precision MAC engine for maximum 24-
stage equalizer
► Serial port sample rates from 8 kHz to 768 kHz
► 5 μs group delay (fS = 768 kHz) analog in to analog out with
FastDSP bypass (zero instructions)
► 3 differential or single-ended analog inputs, configurable as microphone
or line inputs
► 8 digital microphone inputs
► Analog differential audio output, configurable as either line output
or headphone drive
► 2 PDM output channels
► PLL supporting any input clock rate from 30 kHz to 36 MHz
► 4 channel asynchronous sample rate converters (ASRCs)
► 2, 16-channel serial audio ports supporting I2S, left justified, right
justified, or up to TDM16 (TDM12 in Turbo mode)
► 8 interpolators and 8 decimators with flexible routing
► Power supplies
► Digital I/O IOVDD at 1.1 V to 1.98 V
► Digital DVDD at 0.85 V to 1.21 V
► Headphone HPVDD at 1.8 V typical
► Headphone HPVDD_L at 1.2 V to HPVDD
► Control/communication interfaces
► I2C, SPI, or UART control ports
► Master quad SPI (QSPI)
► UART communication port
► Self-boot from QSPI flash
► Flexible GPIO and IRQ
► 56-ball, 0.35 mm pitch, 2.980 mm × 2.679 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