Description

Stereo PDM to I2S/TDM Converter Features: 2 channels of PDM audio inputs from digital microphones 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 96 kHz output sampling rate Bit clock rates of 64×, 128×, 192×, 256×, 384×, or 512× the output sampling rate Automatic PDM clock generation Automatic power-down when BCLK is removed 0.36 mA DVDD operating current at 48 kHz sampling rate and 1.8 V supply Slave I2S or TDM output interface Up to TDM-16 supported Configurable TDM slots I/O supply voltage from 1.70 V to 3.63 V DVDD core supply voltage from 1.10 V to 1.98 V 4 μA typical DVDD shutdown current 9-ball, 1.26 mm × 1.26 mm, 0.4 mm pitch WLCSP Power-on reset