SRC4194IPAGT

SRC4194 SBFS025A − JUNE 2004 − REVISED JULY 2004 4-Channel, Asynchronous Sample Rate Converter FEATURES D D D D D D D AUTOMATIC SENSING OF INPUT-TO-OUTPUT SAMPLING RATIO WIDE INPUT-TO-OUTPUT SAMPLING RANGE: 16:1 to 1:16 SUPPORTS INPUT AND OUTPUT SAMPLING RATES UP TO 212kHz DYNAMIC RANGE: 144dB (−60dbFS Input, D D D D INPUT-TO-OUTPUT SAMPLING RATIO READBACK (SOFTWARE MODE ONLY) POWER-DOWN MODES SUPPORTS OPERATION FROM A SINGLE +1.8V OR +3.3V POWER SUPPLY AVAILABLE IN A TQFP-64 PACKAGE BW = 20Hz to fs/2) THD+N: −140dB (0dbFS Input, BW = 20Hz to fs/2) HIGH-PERFORMANCE, LINEAR-PHASE DIGITAL FILTERING WITH BETTER THAN 140dB OF STOP BAND ATTENUATION FLEXIBLE AUDIO SERIAL PORTS: − Master or Slave Mode Operation − Supports I2S, Left-Justified, Right-Justified, and TDM Data Formats − TDM Mode Allows Daisy-Chaining of Up to Four Devices SUPPORTS 24-, 20-, 18-, or 16-BIT INPUT AND OUTPUT DATA: − All Output Data is Dithered from the Internal 28-Bit Data Path SERIAL PERIPHERAL INTERFACE (SPI) PORT SUPPORTS REGISTER READ AND WRITE OPERATIONS IN SOFTWARE MODE BYPASS MODE: − Routes Input Port Data Directly to the Output Port FOUR GROUP DELAY OPTIONS FOR THE INTERPOLATION FILTER DIRECT DOWNSAMPLING OPTION FOR THE DECIMATION FILTER DIGITAL DE-EMPHASIS FILTER: − User-Selectable for 32kHz, 44.1kHz, and 48kHz Sampling Rates SOFT MUTE FUNCTION PROGRAMMABLE DIGITAL OUTPUT ATTENUATION (SOFTWARE MODE ONLY): − 256 Steps: 0dB to −127.5dB with 0.5dB Steps APPLICATIONS D D D D D DIGITAL MIXING CONS...