Öйú°ëµ¼ÌåÕÕÃ÷ÍøÊ×Ò³ > ²úÑÐ×Éѯ > OLDÐÂÆ·ÉÏÊÐ > ÕýÎÄ | |
ÃÀÐŹ«Ë¾ÍƳö5.5·üºã¶¨µçÁ÷LEDÇý¶¯Æ÷ | |
ʱ¼ä:2006-7-4 22:06:01 À´Ô´:ÖйúµÆÊÎÉÌóÍø ×÷Õß: ä¯ÀÀ | |
¡¾×ÖÌ壺´ó ÖРС ¼ò ·±¡¿¡¾Êղء¿¡¾¹Ø±Õ¡¿ | |
MAX6968´®ÐнӿÚLEDÇý¶¯Æ÷Ìṩ8¸ö¿ªÂ©¡¢ºãÁ÷ÎüÊÕ¡¢¶î¶¨5.5V LEDÇý¶¯Æ÷Êä³ö¡£MAX6968²ÉÓÃ3VÖÁ5.5VµçÔ´¹©µç¡£MAX6968ºÍLEDµçÔ´ÄÜÒÔÈÎÒâ˳ÐòÉϵ硣ËùÓкãÁ÷Êä³ö¾ùÓÉÒ»¸öÍⲿµç×èÉèÖã¬Ã¿Â·×î´ó55mA¡£MAX6968²ÉÓÃ25Mb£¬¹¤Òµ±ê×¼4Ïß´®¿Ú½øÐпØÖÆ¡£ MAX6968²ÉÓù¤Òµ±ê×¼µÄÒÆλ¼Ä´æÆ÷¼ÓËø´æÆ÷ÐÎʽµÄ´®¿Ú¡£Êý¾Ýͨ¹ýÊý¾ÝÊäÈëDINºÍʱÖÓÊäÈëCLKÒÆÈëÇý¶¯Æ÷µÄ8λÒÆλ¼Ä´æÆ÷¡£8¸öʱÖÓÖÜÆÚºó£¬ÊäÈëÊý¾Ý³öÏÖÔÚÊä³öDOUTÉÏ£¬´Ë¹¤×÷ģʽ¿ÉʵÏÖ¶à¸öMAX6968¼¶Áª¡£Ëø´æʹÄÜÊäÈëLE½«ÒÆλ¼Ä´æÆ÷µÄ8λÊý¾Ý×°Èë8λÊä³öËø´æÆ÷£¬ÒÔ¾ö¶¨LEDµÄ¿ª¹Ø¡£Êä³öʹÄÜÊäÈë/OE¿ØÖÆËùÓÐ8¸öÊä³öµÄ¿ª¹Ø£¬Æä¿ìËÙÏìÓ¦ÌØÐÔÊʺÏ×÷Ϊ¿ØÖÆLEDÁÁ¶ÈµÄPWMÊäÈë¡£ MAX6968ϵÁÐÒÆλ¼Ä´æÆ÷¼ÓËø´æÆ÷ÐÎʽµÄLEDÇý¶¯Æ÷¹²ÓÐ12¸öÐͺš£¸ÃϵÁаüÀ¨8¶Ë¿ÚºÍ16¶Ë¿ÚÁ½ÖÖÀàÐÍ£¬¾ßÓÐ5.5V»ò36V¶î¶¨LEDÊä³ö£¬²¿·ÖÐͺžßÓÐLED¿ªÂ·¼ì²âºÍ¿´ÃŹ·¹¦ÄÜ¡£ËùÓÐÐͺžùÓÉ3VÖÁ5.5VµçÔ´¹©µç£¬¹¤×÷ÔÚ-40¡ãCÖÁ+125¡ãCµÄζȷ¶Î§¡£ ¹Ø¼üÌØÐÔ 25Mb¹¤Òµ±ê×¼¡¢4Ïß¡¢5V´®ÐÐ½Ó¿Ú | |
|