QS7779PM - 3D Stereo Enhancement and 3D Virtual Stereo Surround
Name Number P arallel 1 2 3 4 5 6 7 8 9 10 11 SPRD 12 * BYP 13 * 14 15 MUTE 16 * 17 18 19 20 21 22 23 24 LOUT ROUT QXBC4 QXBC3 QXBC2 QXBC1 VCC QXAC4 STRB I O O I I I I * I P/S VDD * QXAC3 QXAC2 QXAC1 RIN LIN COUT CIN VREFIN VREFOUT VREF GND * SCL1
QS7779PM/CM NIPPON PRECISION CIRCUITS INC.
3D Stereo Enhancement and 3D Virtual Stereo Surround with Dolby Pro Logic and Mixed DVD (AC-3) Decoder OVERVIEW The QS7779PM/CM is an audio processor IC which implements a decoder for stereo matrix encoded source materials such as the Dolby Surround Pro Logic and mixed DVD (AC 3) with surround virtualization using QSound™ technology developed and licensed by QSound Labs, Inc.
This chip produces enhanced stereo sound for a stereo input signal a
QS7779PM Features
* s s s s s Capable of decoding Dolby Surround materials such as Dolby Pro Logic or other matrix surround encoded materials (DVD/AC
* 3) Virtualized surround sound with two speakers 3D stereo sound enhancement Two enhanced levels Parallel and serial digital interface for mode control s s
