20-Bit Stereo Audio Codec
CS4222
20-Bit Stereo Audio Codec with Volume Control
Features
l 99 dB 20-bit A/D Converters l 99 dB 20-bit D/A Convert...
Description
CS4222
20-Bit Stereo Audio Codec with Volume Control
Features
l 99 dB 20-bit A/D Converters l 99 dB 20-bit D/A Converters l 110 dB DAC Signal-to-Noise Ratio (EIAJ) l Analog Volume Control
- 0.5 dB Step Resolution
- 113.5 dB Attenuation
l Soft Mute Capability l Differential Inputs/Outputs l On-chip Anti-aliasing and Output Smoothing
Filters
l De-emphasis for 32, 44.1 and 48 kHz l Stand-Alone or Control Port Mode l Single +5 V power supply
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.
The CS4222 also includes an analog volume control capable of 113.5 dB attenuation in 0.5 dB resolution. The analog volume control architecture preserves dynamic range during atten...
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