PCM1748

PCM1748 www.ti.com SBAS165B – MAY 2001 – REVISED APRIL 2005 24-Bit, 96-kHz Sampling, Enhanced Multilevel, Delta-Sigma, Audio Digital-to-Analog Converter FEATURES 24-Bit Resolution Analog Performance (VCC = 5 V): – Dynamic Range: 106 dB, Typical (PCM1748KE) 100 dB, Typical (PCM1748E) – SNR: 106 dB, Typical (PCM1748KE) 100 dB, Typical (PCM1748E) – THD+N: 0.002%, Typical (PCM1748KE) 0.003%, Typical (PCM1748E) – Full-Scale Output: 3.1 Vp-p, Typical 8× Oversampling Digital Filter: – Stop-Band Attenuation: –55 dB – Pass-Band Ripple: ±0.03 dB Sampling Frequency: 5 kHz to 100 kHz System Clock: 256 fS, 384 fS, 512 fS, 768 fS With Autodetect Accepts 16-, 18-, 20-, and 24-Bit Audio Data Data Formats: Standard, I2S, and Left-Justified User-Programmable Mode Controls: – Digital Attenuation: 0 dB to –63 dB, 0.5 dB/Step – Digital De-Emphasis – Digital Filter Rolloff: Sharp or Slow – Soft Mute – Zero Flags for Each Output Dual-Supply Operation: – 5-V Analog – 3.3-V Digital 5-V Tolerant Digital Inputs Small SSOP-16 Package APPLICATIONS AV Receivers DVD Movie Players DVD Add-On Cards for High-End PCs HDTV Receivers Car Audio Systems Other Applications Requiring 24-Bit Audio DESCRIPTION The PCM1748 is a CMOS, monolithic, integrated circuit which includes stereo digital-to-analog converters (DAC) and support circuitry in a small SSOP-16 package. The data converters use Texas Instruments' enhanced multilevel delta-sigma architecture that employs ...