ADAU1979

Data Sheet Quad Analog-to-Digital Converter (ADC) ADAU1979 FEATURES Four 4.5 V rms (typical) differential inputs On-chip phase-locked loop (PLL) for master clock Low electromagnetic interference (EMI) design 109 dB (typical) analog-to-digital converter (ADC) dynamic range Total harmonic distortion + noise (THD + N): −95 dB (typical) Selectable digital high-pass filter 24-bit stereo ADC with 8 kHz to 192 kHz sample rates Digital volume control with autoramp function I2C/SPI controllable for flexibility Software-controllable clickless mute Software power-down Right justified, left justified, I2S, and TDM modes Master and slave operation modes 40-lead LFCSP package Qualified for automotive applications APPLICATIONS Automotive audio systems Active noise cancellation systems GENERAL DESCRIPTION The ADAU1979 incorporates four high performance, analog-todigital converters (ADCs) with 4.5 V rms capable ac-coupled inputs. The ADCs use a multibit sigma-delta (Σ-Δ) architecture with contin...