TLV320ADC6120 768kHz Burr-Brown™ Audio ADC Texas Instruments TLV320ADC6120 768kHz Burr-Brown™ Audio ADC offers high-performance and simultaneous sampling of up to two analog channels or four digital channels for the pulse density modulation (PDM) microphone input. Supporting both line and microphone inputs, the ADC allows for both single-ended and differential input configurations.