PCMD3140 PDM-Input to TDM- or I²S-Output Converter

Texas Instruments PCMD3140 PDM-Input to TDM- or I²S-Output Converter offers a simultaneous sampling of up to four digital channels for the PDM microphone input. The PCMD3140 integrates programable digital volume control, a microphone bias voltage, a phase-locked loop (PLL), a programmable high-pass filter (HPF), biquad filters, low-latency filter modes while allowing for output sample rates up to 768kHz.