DF1704E

® DF1 49% 704 FPO DF1704 Stereo, 24-Bit, 96kHz 8X Oversampling Digital Interpolation Filter DIGITAL-TO-ANALOG CONVERTER TM FEATURES q COMPANION DIGITAL FILTER FOR THE PCM1704 24-BIT AUDIO DAC q HIGH PERFORMANCE FILTER: Stopband Attenuation: –115dB Passband Ripple: ±0.00005dB q AUDIO INTERFACE: Input Data Formats: Standard, LeftJustified, and I2S Input Word Length: 16, 20, or 24 Bits Output Word Length: 16, 18, 20, or 24 Bits Sampling Frequency: 32kHz to 96kHz q SYSTEM CLOCK: 256fS, 384fS, 512fS, 768fS q ON-CHIP CRYSTAL OSCILLATOR q PROGRAMMABLE FUNCTIONS: Hardware or Software Control Modes Sharp or Slow Roll-Off Filter Response Soft Mute Digital De-Emphasis Independent Left/Right Digital Attenuation q +5V SINGLE-SUPPLY OPERATION q SMALL 28-LEAD SSOP PACKAGE BCKIN LRCIN DIN Serial Input I/F DESCRIPTION The DF1704 is a high performance, stereo, 8X oversampling digital interpolation filter designed for high-end consumer and professional audio applications. The DF1704 supports 24-bit, 96kHz operation and features user-programmable functions, including selectable filter response, de-emphasis, attenuation, and input/output data formats. The DF1704 is the ideal companion for Burr-Brown’s PCM1704 24-bit audio digital-to-analog converter. This combination allows for construction of very high performance audio systems and components. (OW0) (OW1) (IW0) (I2S) (IW1) BCKO 8X Oversampling Digital Filter with Function Controller WCKO Output I/F DOL DOR MD/CKO MC/LRIP ML/RESV MODE...