Description
The CS4222 is a highly integrated, high performance, 20-bit, audio codec providing stereo analog-to-digital and stereo digital-to-analog converters using delta-sigma conversion techniques. The device operates from a single +5 V power supply, and features low power consumption. Selectable de-emphasis filter for 32, 44.1, and 48 kHz sample rates is also included.

FEATUREs
● 99 dB 20-bit A/D Converters
● 99 dB 20-bit D/A Converters
● 110 dB DAC Signal-to-Noise Ratio (EIAJ)
● Analog Volume Control
    - 0.5 dB Step Resolution
    - 113.5 dB Attenuation
● Soft Mute Capability
● Differential Inputs/Outputs
● On-chip Anti-aliasing and Output Smoothing Filters
● De-emphasis for 32, 44.1 and 48 kHz
● Stand-Alone or Control Port Mode
● Single +5 V power supply