Digital Interpolation Filter 28-Pin SSOP T/R

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.

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: 128f_S, 192f_S, 256f_S, 384f_S, 512f_S, 768f_S

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