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ETK3699

Yagao

Digital surround sound reverberation processor

Êý×Ö»·ÈÆ ìÏ ÒôЧ´¦Àí ÷ ETK3699 YAGAO Technology ¸ÅÊö ETK3699 Ò»¿î·ÈÆìÏôЧ´¦Àíµç£¬Ö÷ªÓÃÚÊ¡¢¨-Ç ÄÚ½¨ÔËã·Å´óÆ÷¡¢ www.DataS...


Yagao

ETK3699

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Êý×Ö»·ÈÆ ìÏ ÒôЧ´¦Àí ÷ ETK3699 YAGAO Technology ¸ÅÊö ETK3699 Ò»¿î·ÈÆìÏôЧ´¦Àíµç£¬Ö÷ªÓÃÚÊ¡¢¨-Ç ÄÚ½¨ÔËã·Å´óÆ÷¡¢ www.DataSheet4U.com ËüµÄÌØÉ«ÔÚÓ½¨ VCO£¨ Voltage Control OSC£¢¡© VCO ´ËÍ⣬ ´Ó¶øﵽ΢÷ѳÙʱ¼äÄЧ¹û¡£ ¿É¼ò»¯Íâ²Ó¦ÃÏß·ÇÒ×ÚØÖÆÕñµ´Ê£¬ 16 ËùÐèÍâ½ÓÔªÆ÷¼þ«ÉÙ£¬ÖúÚÌõÒýÅ A/DC¡¢ D/AC¡¢ SRAM£¨ PCB ²¼¾ÖµÄòÒ×»¯ÇܸüÓ½ÚÊ¡³É±£ OK »ìÏÆ÷µÈ¸ÖÒôÉè±Ð¡£ 40Kb£¼°ÑÓ³Ùʱä¿ØÖƵç·£¬ÒÔ© ETK3699 ½ö ¹¦ÄÜÌصã z z z z z z z z г²¨Ê§Õæµͣº»ØÒôìÏĽ ÄÚ½¨ ¿ÉÓÍâ²µç×è÷Õû ADM Ëã·¨ ²ÉÓÃµÄ DIP16 »ò 40Kb SRAM VCO µÄÆÂÊ SOP16 ·â×° ¹¤×÷µçÑ£º ×Ô¶¯¸´Î»¹¦ÄÜ µÍÔëÉù£º»ØÒôìÏÄʽ -85dB£Ä£Ê½»·ÈÆÉù THD<1%£Éùģʽ»·ÈÆ -90dB THD<0.2% 4.5V¡« 5.5V Ó¦ ÷¶Î§ z z z z µç×ÓÒôÏìÉ豸 Ó°µú» µçÊÓ ¿¨ÀOK »ìÏÆ÷ ¹Ü½Å ÁÐͼ VCC REF AGND DGND CLKO VCO CC1 CC0 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 LF1I LF1O LF2O LF2I OP2O OP2I OP1I OP1O Rev 1.1 2003-5-30 1/5 ETK3699 ¹Ü½Å˵Ã÷ ¹Ü½ÅÐòº 1 2 3 4 5 www.DataSheet4U.com 6 7 8 9 10 11 12 13 14 15 16 ¹Ü½ÅÃû³Æ VCC REF AGND DGND CLKO VCO CC1 CC0 OP1O OP1I OP2I OP2O LF2I LF2O LF1O LF1I I/O — — — — O I — — O I I O I O O I µÍ¨Â˲Æ÷ µÍ¨Â˲Æ÷ ¹¦ÄÜÃèÊö µçÔ´ÊäÈë ²Î¿¼µçѹ£¨ Ä£âµçÔ´½ÓØ Êý×ÖµçÔ´½ÓØ ÏµÍ³Ê±ÖÓ£¨ ϵͳʱÖÓ£¨ µçÁ÷¿ØÖÆ µçÁ÷¿ØÖÆ ÔËã·Å´óÆ÷ Æ÷ºó£¬ÎªÒ»ý·Ö ÔËã·Å´óÆ÷ Æ÷ºó£¬ÎªÒ»ý·Ö 2 µÄÊäÈë 1 µÄÊä³ö /ʳö½Åλä /ÊÈë½Åλä 2 ÊäÈë /ʽÅ룬Á¼ä²¢ªÒµçÈݳö 1 0 1 Êä³ö /ʽÅ룬Á¼ä²¢ªÒµçÈÝë clock£Î»©Êä³ö½Å clock£Õû½Åλ©ÆµÂÊ÷ 1/2VCC£© ¹¦ÄÜ˵Ã÷ »ØÒôìÏģʽ ÆäÔ-Àí˵Ã÷Çë²ÎÄÏÂͼ£º Vout Vin + Low Pass Filter A/D Daley Time Circuit D/A Low Pass Filter ×Ô¶¯¸´Öù¦ÄÜ Ôڵ紿ªÆô£¨ Power On£©×´Ì¬Ê±µÄѶºÅ²¨ÐÎÈçÏÂͼËù¾£ ´ ...




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