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DF1706: Stereo, 24-Bit, 192kHz 8X Oversampling Digital Interpolation Filter
Texas Instruments
Description
The DF1706 is a high performance, stereo, 8X oversampling digital interpolation filter designed for high-end consumer and professional audio applications. The DF1706 supports 24-bit, 192kHz operation and features user-programmable functions, including selectable filter response, de-emphasis, attenuation, and input/output data formats. The DF1706 is the ideal companion for Texas Instruments?s PCM1704 24-bit audio Digital-to-Analog (D/A) converter. This combination allows for the construction of very high-performance audio systems and components.
Features
COMPANION DIGITAL FILTER FOR THE PCM1704 24-BIT AUDIO DAC HIGH PERFORMANCE FILTER: Stopband Attenuation: ?115dB Passband Ripple: ±0.00005dB AUDIO INTERFACE: Input Data Formats: Standard, Left-Justified, and I2S Input Word Length: 16, 20, or 24 Bits Output Word Length: 16, 18, 20, or 24 Bits Sampling Frequency: 32kHz to 192kHz SYSTEM CLOCK: 128fS, 192fS, 256fS, 384fS, 512fS, 768fS ON-CHIP CRYSTAL OSCILLATOR PROGRAMMABLE FUNCTIONS: Hardware or Software Control Modes Sharp or Slow Roll-Off Filter Response Soft Mute Digital De-Emphasis Independent Left/Right Digital Attenuation +3.3V SINGLE-SUPPLY OPERATION SMALL SSOP-28 PACKAGE
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