TUCSON, ARIZ. Burr-Brown Corp. has integrated six 24-bit, 192-kHz D/A converters on a chip for use in DVD players and HDTV receivers that use the emerging 192-kHz DVD audio standard.
The PCM1604 features 105-dB dynamic range and -95-dB total harmonic distortion plus noise (THD+N) on each of its six channels. Its internal digital filter operates at 8x oversampling (96-kHz sampling rate) or 4x oversampling (192-kHz sampling rate) with selectable sharp or slow roll-off performances. The digital filter offers -82-dB stop band attenuation and plus/minus 0.002-dB passband ripple.
Device functions include digital attenuation, mute and zero flag for each channel. The PCM1604 accepts industry-standard audio data formats (16-, 18-, 20- and 24-bit) and can be used with 128-, 192-, 256-, 384-, 512- or 768-femtosecond system clocks. It processes up to 24 bits internally and has single-ended analog outputs.
The PCM1604 operates on dual 3.3- and 5-V power supplies. It's packaged in an LQFP-48 and is priced from $6.95 in 1,000-piece lots.
CALL (520) 746-1111
EETInfo No. 626