DESCRIPTION
●The WM8728 is a high performance stereo DAC designed for audio applications such as DVD, home theatre systems, and digital TV. The WM8728 supports PCM data input word lengths from 16 to 32-bits and sampling rates up to 192kHz. The WM8728 consists of a serial interface port, digital interpolation filters, multi-bit sigma delta modulators and stereo DAC in a small 20-lead SSOP package. The WM8728 also includes a digitally controllable mute and attenuate function for each channel.
●FEATURES
●• Stereo DAC with 24 bit PCM
●• Audio Performance
● - 106dB SNR (‘A’ weighted @ 48kHz) DAC
● --97dB THD
●• DAC Sampling Frequency: 8kHz - 192kHz
●• 2 or 3-Wire Serial Control Interface or Hardware Control
●• Programmable Audio Data Interface Modes
● -I2S, Left, Right Justified, DSP
● -16/20/24/32 bit Word Lengths
●• Independent Digital Volume Control on Each Channel with 127.5dB Range in 0.5dB Steps
●• 3.0V - 5.5V Supply Operation
●•20-lead SSOP Package
●• Exceeds Dolby Class A Performance Requirements
●APPLICATIONS
●• DVD-Audio and DVD ‘Universal’ Players
●• Home theatre systems
●• Digital TV
●•Digital broadcast receivers
