FEATURES
8 channels of PDM audio inputs from digital microphones
16×, 32×, or 64× decimation ratio of PDM to PCM audio data
24-bit resolution to support high sound pressure level (SPL)
microphones
126 dB A-weighted SNR
4 kHz to 192 kHz output sampling rate
Bit clock rates of 64×, 128×, 192×, 256×, 384×, or 512× the
output sampling rate
Dual output PDM clocks
Automatic PDM clock generation
Automatic power-down when BCLK removed
Selectable I2C control or hardware mode operation
1.2 mA DVDD operating current for 8 channels at 48 kHz
frequency sampling rate and 1.8 V supply
Slave I2S or TDM output interface
Up to TDM-16 supported
Configurable TDM slot routing and sizes
I/O supply voltage from 1.70 V to 3.63 V
DVDD supply voltage from 1.10 V to 1.98 V
<5 μA typical DVDD shutdown current
16-lead, 3 mm × 3 mm, 0.50 mm pitch LFCSP
Power-on reset

APPLICATIONS
Microphone arrays
Mobile computing
Portable electronics
Consumer electronics
Professional electronics