DF1704 Texas instruments

DF1704

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DF1704

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Описание

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 Texas Instruments\x92 PCM1704 24-bit audio digital-to-analog converter. This combination allows for construction of very high-performance audio systems and components.

COMPANION DIGITAL FILTER FOR THE PCM1704 24-BIT AUDIO DAC
HIGH PERFORMANCE FILTER:
- Stopband Attenuation: \x96115dB
- 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 96kHz
PROGRAMMABLE FUNCTIONS:
- Hardware or Software Control Modes
- Sharp or Slow Roll-Off Filter Response
- Soft Mute
- Digital De-Emphasis
- Independent Left/Right Digital Attenuation
SYSTEM CLOCK: 256f_S, 384f_S, 512f_S, 768f_S
ON-CHIP CRYSTAL OSCILLATOR
+5V SINGLE-SUPPLY OPERATION
SMALL SSOP-28 PACKAGE

Digital audio interface	I2S, L, R
Control interface	H/W, SPI
Rating	Catalog
Sampling rate (max) (kHz)	96