PCM1798DB ,PCM1798, 24-Bit, 192kHz Audio DACFeatures 2 Applications1• 24-Bit Resolution • A/V Receivers• Analog Performance: • DVD Players• Mus ..
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PCM1798DB
PCM1798, 24-Bit, 192kHz Audio DAC
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PCM1798SLES102B –DECEMBER 2003–REVISED MARCH 2015
PCM1798 24-Bit, 192-kHz Sampling, Advanced Segment,
Audio Stereo Digital-to-Analog Converter Features 2 Applications 24-Bit Resolution • A/V Receivers Analog Performance: • DVD Players Musical Instruments– Dynamic Range: 123 dB HDTV Receivers– THD+N: 0.0005% Car Audio Systems• Differential Current Output:4 mAp-p Digital Multitrack Recorders• 8× Oversampling Digital Filter: Other Applications Requiring 24-Bit Audio– Stop-Band Attenuation: –98 dB Pass-Band Ripple: ±0.0002 dB
3 Description• Sampling Frequency:10 kHzto 200 kHz The PCM1798 device is a monolithic CMOS• System Clock: 128, 192, 256, 384, 512,or 768fS integrated circuit that includes stereo digital-to-analogWith Autodetect converters (DACs) and support circuitryina small 28- Accepts 16- and 24-Bit Audio Data lead SSOP package. The data converters use TI’s
advanced segment DAC architecture to achieve• PCM Data Formats: Standard, I2S, and Left- excellent dynamic performance and improvedJustified tolerance to clock jitter. The PCM1798 device• Interface Available for Optional External Digital provides balanced current outputs, allowing the userFilteror DSP to optimize analog performance externally. Sampling
ratesupto 200 kHz are supported.• Digital De-Emphasis Digital Filter Rolloff: Sharpor Slow
Device Information(1) Soft Mute• Zero Flag• Dual-Supply Operation: 5-V Analog, 3.3-V Digital (1) Forall available packages, see the orderable addendumat• 5-V Tolerant Digital Inputs the endofthe data sheet. Small 28-Lead SSOP Package Pin Assignment Compatible With PCM1794
Block Diagram
