PCM1721 - DIGITAL-TO-ANALOG CONVERTER
The PCM1721 is a complete low cost stereo audio digital-to-analog converter (DAC) with a phase-locked loop (PLL) circuit included.
The PLL derives either 256fS or 384fS system clock from an external 27MHz reference frequency.
The DAC contains a 3rd-order ∆Σ modulator, a digital interpolation filter,
PCM1721 Features
* q ACCEPTS 16-, 20-, OR 24-BIT INPUT DATA q COMPLETE STEREO DAC: Includes Digital Filter and Output Amp q DYNAMIC RANGE: 94dB q MULTIPLE SAMPLING FREQUENCIES: 16kHz, 22.05kHz, 24kHz 32kHz, 44.1kHz, 48kHz 64kHz, 88.2kHz, 96kHz q PROGRAMMABLE PLL CIRCUIT: 256fS/384fS from 27MHz Master Clock q NORMAL OR