PCM1794

BurrĆBrown Products from Texas Instruments PCM1794 SLES080C – MAY 2003 – REVISED NOVEMBER 2006 24ĆBIT, 192ĆkHz SAMPLING, ADVANCED SEGMENT, AUDIO STEREO DIGITALĆTOĆANALOG CONVERTER FEATURES D 24-Bit Resolution D Analog Performance: − Dynamic Range: 132 dB (9 V RMS, Mono) 129 dB (4.5 V RMS, Stereo) 127 dB (2 V RMS, Stereo) − THD+N: 0.0004% D Differential Current Output: 7.8 mA p-p D 8× Oversampling Digital Filter: − Stop-Band Attenuation: –130 dB − Pass-Band Ripple: ±0.00001 dB D Sampling Frequency: 10 kHz to 200 kHz D System Clock: 128, 192, 256, 384, 512, or 768 fS With Autodetect D Accepts 16- and 24-Bit Audio Data D PCM Data Formats: Standard, I2S, and Left-Justified D Optional Interface Available to External Digital Filter or DSP D Digital De-Emphasis D Digital Filter Rolloff: Sharp or Slow D Soft Mute D Zero Flag D Dual-Supply Operation: − 5-V Analog, 3.3-V Digital D 5-V Tolerant Digital Inputs D Small 28-Lead SSOP Package APPLICATIONS D A/V Receivers D DVD Players D Musical Instruments D HDTV Receivers D Car Audio Systems D Digital Multitrack Recorders D Other Applications Requiring 24-Bit Audio DESCRIPTION The PCM1794 is a monolithic CMOS integrated circuit that includes stereo digital-to-analog converters and support circuitry in a small 28-lead SSOP package. The data converters use TI’s advanced segment DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM1794 provides balanced current outputs, allowing the user ...