±í²ã΢´øÏß´ÓÁ½Í·²âÊÔ×迹·×ÆçÑù£¿Ê²Ã´ÇéÐÎ...
Ðû²¼Ê±¼ä£º2022-10-24 17:30
×÷ÕߣºÒøÓégegÓÅÔ½»á¿Æ¼¼¸ßËÙÏÈÌìÉúÔ± ÖÜΰ
Éϻغ͸÷ÈË·ÖÏíÁË×÷ΪÐÂÈ˵ÄÀ×±ª¾ÙÐÐ×迹²âÊÔµÄһЩעÖØÊÂÏ×î½üÀ×±ªÓÖÓöµ½ÁËÔÚ²âÊԵײã΢´øÏßʱµÄÒ»¸öÏ£ÆæÕ÷Ï󣬴ÓÏß·Á½Í·²âÒÑÍùµÄ×迹¾ÓÈ»Ïà²î6Å·Ä·£¬ÕæÊÇ»î¾Ã¼û£¬ÏÂÃæÎÒÃÇÀ´¿´¿´À×±ªÓöµ½µÄÕâ¸öÐÂÎÊÌâ¡£
ÊÂÇéÊÇÕâÑùµÄ£¬¿Í»§ÐèÒª²âÊÔÒ»Åú¹â°åµÄÏß·×迹£¬ÆäÖÐÒ»¶Ô²î·ÖÏß·´ÓBGA´¦´ò¿×¾¿¾¹²ã£¬È»ºó³öBGA´¦²»Ô¶´®ÁªµçÈÝ£¬ÔÙ´ÓµçÈݽӵ½±³°åÅþÁ¬Æ÷¹ý¿×£¬±³°åÅþÁ¬Æ÷×°ÖÃÔÚTop²ã£¬²»Ë¼Á¿±í²ã×ßÏß´øÀ´µÄһЩÈõµã£¬ÕâÑù×ßÏß¹ØÓÚȱ·¦10GbpsµÄÐźÅÀ´ËµÎÞÒÉ¿¿½üÍêÉÆÁË¡£ÏêϸµÄ×ßÏßÈçÏÂͼËùʾ¡£
×ßÏß½ÏÁ¿¼òÆÓ£¬´Ó¹â°åÀ´¿´Á½Í·¶¼¿ÉÒÔ¾ÙÐвâÊÔ£¬ÓÚÊÇÀ×±ªÆ̺ðå×Ó×¼±¸ÏÈ´ÓTop²ãÅþÁ¬Æ÷´¦¾ÙÐеã²â£¬µã²âµÄλÖÃÈçÏÂͼËùʾ¡£
ͼƬÉÏÒ²¿´µÃ½ÏÁ¿ÏÔ×Å£¬´ËʱÐźÅËùÔڵĵײ㳯Ï£¬ÎªÁËÏû³ý°å×ÓÖ®¼äµÄÓ°Ï죬À×±ªÌØÒâÓð×Ö½ºÍÆäËû°å×Ó¾ÙÐÐÁË×è¶ô£¬È»ºó²â³öÀ´µÄ×迹ÈçÏÂͼËùʾ¡£
´Ë×迹ÇúÏßͼ´ÓÆðʼµÄ̽ͷλÖÃ100ohm×îÏÈ£¬È»ºó½Ó´¥µ½°å×ÓÂíÉϾ͵ôµ½Ô¼80ohm£¬ÕâÊÇÓÉÓÚ̽²âµã´¦ÊÇ´ÓTop¾¿¾¹²ãµÄ³¤¹ý¿×¡£ÖÐÐÄ50%~70%µÄÇø¼äΪ±¾´Î×迹µÄÈ¡Öµ¹æÄ££¬Æ½¾ùÖµÔ¼ÔÚ105ohm£¬ËäÈ»ÓеãÆ«¸ß£¬µ«ÈÔÊÇ¿ÉÒÔÖª×ã100Å·Ä·¡À10%µÄÒªÇó¡£À×±ªÐÄÀïÇÄÇÄ×Եã¬×迹֪×ãÒªÇ󣬿´À´¿ÉÒÔÔçµãÊÕ¹¤ÁË¡£ÎªÁËÔÙ´ÎÑé֤һϣ¬À×±ªÓÖ¾öÒé´ÓÁíÒ»¶ËµçÈÝ´¦¸´²âÒ»´Î£¬ÓÚÊÇËû°Ñ°å×Ó·¹ýÀ´£¬Õâ´Îµ×²ãÏß·³¯ÉÏ£¬TopÃ泯Ï£¬È»ºóÔÚµçÈݺ¸ÅÌ´¦¾ÙÐеã²âµÄͼƬÈçÏÂËùʾ¡£
¡°Í³Ò»¿é°å×Ó£¬Í³Ò»¶ÔÇÒ¶¼ÔÚͳһ²ãµÄÐźţ¬ÈôÊÇûÓÐÆäËûµÄÎÊÌâ×迹Ӧ¸Ã²â³öÀ´²»»á²îÌ«¶à£¨×î¶àÔ¼2ohm£©¡±£¬À×±ªÔÚÐÄÀïàÖ¹¾×Å¡£¿ÉЧ¹ûÈ´´ó´óµÄÁè¼ÝÁËÀ×±ªµÄÔ¤ÁÏ£¬´ËʱÍø·ÖÆÁÄ»ÉÏÏÔʾµÄ×迹¾¹È»Îó²î6ohm£¬À×±ªÓе㲻ÏàÐÅ×Ô¼ºµÄÑÛ¾¦£¬ÕÕ¾É×Ô¼ºÃ»ÓеãºÃ£¬×迹»¹Ã»ÓÐ×îÖÕÎȹÌÏÂÀ´£¿ÔÙÈýÈ·ÈÏ£¬×迹ÏߵijõʼλÖÃûÓÐ´í£¬ÇúÏßҲûÓÐÔÙÌø±ä£¬ËµÃ÷ÒѾÎȹÌÁËÏÂÀ´£¬ÓÚÊÇÎÒÃÇ¿´µ½ÔÚÁíÒ»Ãæ²âÊÔ²î±ðºÜ´óµÄЧ¹û¡£
´Ë×迹ÇúÏßͼÆðʼµÄ̽ͷλÖÃÒ²ÊÇ´Ó100ohm×îÏÈ£¬È»ºó½Ó´¥µ½°å×ÓÂíÉϾͳå¸ßµ½Ô¼114ohmÔÙµôÏÂÈ¥£¬ÕâÊÇÓÉÓÚ̽ͷ·ºÆð¸ÐÐÔµ¼Öµġ£ÖÐÐÄ50%~70%µÄ¹æģΪ±¾´Î×迹µÄÈ¡Öµ¹æÄ££¬Æ½¾ùÖµÔ¼ÔÚ111.5ohm£¬Õâ¸öÈ¡ÖµÒѾÁè¼Ý100Å·Ä·¡À10%µÄÒªÇóÁË¡£ÈôÊÇƾ֤Õâ¸öЧ¹û£¬±¾´Î²âÊÔµÄ×迹¾ÍÊdz¬±êÁË¡£À×±ª×ÅʵÓеãÄÉÃÆ£¬¾¿¾¹¸ÃÏàÐÅÄĴεÄЧ¹ûÄØ£¿ÏÔ×ÅÁ½´Î¶¼ÊÇƾ֤Õý³£µÄ²âÊÔÒªÇóÀ´µÄ£¬¿ÉЧ¹ûΪʲô»áÏà²î6¸ö¶àÅ·Ä·ÄØ£¿ÁÐλͬÑâÃÇ£¬¸÷ÈËÒÔΪ±¾´ÎµÄЧ¹ûÔÚÄÇÀï²âÊÔÊÇ׼ȷµÄ£¿ÎªÊ²Ã´»á·ºÆðÕâÑùµÄ²î±ðÄØ£¿
δÍê´ýÐø£¬Ï´ÎÎÒÃÇÀ´·ÖÏí׼ȷµÄ²âÊÔÒªÁìºÍһЩÀ©Õ¹µÄ²âÊÔЧ¹û¡£
