CS4227

CS4227 Six Channel, 20-Bit Codec Features l Stereo 20-bit A/D Converters l Six 20-bit D/A Converters l 108 dB DAC Signal-to-Noise Ratio (EIAJ) l Mono 20-bit A/D Converter l Programmable Input Gain & Output Attenuation l On-chip Anti-aliasing and Output Smoothing Filters l De-emphasis for 32 kHz, 44.1 kHz, 48 kHz I Description The CS4227 is a single-chip codec providing stereo analog-to-digital and six digital-to-analog converters using delta-sigma conversion techniques. This +5 V device also contains volume controls that are independently selectable for each of the six D/A channels. Applications include Dolby® Pro-logic™, THX®, and Dolby Digital AC3™ home theater systems, DSP based car audio systems, and other multi-channel applications. ORDERING INFORMATION CS4227-KQ -10° to +70° C 44-pin TQFP CS4227-BQ -40° to +85° C 44-pin TQFP CDB4227 Evaluation Board SCL/CCLK SDA/CDOUT AD1/CDIN AD0/CS SPI/I2C VD+ VA+ PDN LRCK SCLK SDIN1 SDIN2 SDIN3 SDOUT1 SDOUT2 OVL DEM Contro...