¸ßËÙPCB°åDDR5Êý¾ÝÐźŵij¤STUBÒª±³×êÂ𣿣¿£¿£¿£¿
Ðû²¼Ê±¼ä£º2025-10-06 11:41:39
¸ßËÙÏÈÌìÉúÔ±£ºÖÜΰ
ÉÏһƪÎÄÕ ¹ý¿×Stub¶ÔddrxµØÖ·ÐźŵÄÓ°Ïì ÌᵽʺóÃæ»áÓÐstub¶ÔÊý¾ÝÐźŵÄÓ°Ï죬£¬£¬£¬£¬½ñÌìÎÒÃǾÍÒ»ÆðÀ´¿´¿´°É¡£¡£¡£¡£¡£¡£¡£¡£
ǰÎÄͨ¹ý¼¸¸ö·ÂÕæÀý×Ó¿´µ½£¬£¬£¬£¬£¬³¤stub¶Ô3200MbpsÒÔÄÚµÄDDRxµØÖ·ÐźÅÀ´ËµÓÐÒ»¶¨µÄÀûÒæ£¬£¬£¬£¬£¬¹ØÓÚËÙÂʲ»ÊÇÄÇô¸ßµÄÐźţ¨²»Áè¼Ý8Gbps£©£¬£¬£¬£¬£¬ÈçDDR4¡¢DDR5ÉõÖÁLPDDR5£¬£¬£¬£¬£¬ÎÒÃÇÊÇ·ñ¿ÉÒÔ°ÑÕâ¸ö½áÂÛÔÙÀ©Õ¹µ½ËÙÂʸü¸ßµÄÊý¾ÝÐźÅÉÏÄØ£¿£¿£¿£¿£¿ÓÚÊÇÎÒÃÇÓÖ×öÁËÈçÏÂһЩ·ÂÕæÀ´¿´¿´ÊÇ·ÇstubÔÚ¸ü¸ßËÙÂʵÄÊý¾ÝÉϵÄһЩ±ÈÕÕ¡£¡£¡£¡£¡£¡£¡£¡£
ÕÕ¾ÉÉÏÎÄͬÑùµÄµþ²ãºÍÇý¶¯£¬£¬£¬£¬£¬ÎüÊÕ½ÓÄÉODT60£¬£¬£¬£¬£¬ÔÚÊý¾ÝÂÊΪ2400MbpsµÄʱ¼ä·ÂÕæ³öÀ´µÄÊý¾ÝÑÛͼÈçÏÂͼ1Ëùʾ¡£¡£¡£¡£¡£¡£¡£¡£

ͼ1 ËÙÂÊ2400MbpsʱÊý¾ÝÐźÅдÑÛͼ
ºìÉ«L14²ã×ßÏßµÄÑÛͼ¿´ÆðÀ´Ñ۸߸ü¸ß£¬£¬£¬£¬£¬jitterҲСµã£¬£¬£¬£¬£¬¶ÔÓ¦µÄбÂÊÒ²´óÒ»µã£¬£¬£¬£¬£¬ËµÃ÷³¤stub¶ÔÊý¾ÝÐźÅÔÚ2400MbpsµÄËÙÂÊÏ»ù±¾Ã»Ê²Ã´Ó°Ï죬£¬£¬£¬£¬ÉõÖÁ»¹»áÉÔ΢ºÃµã¡£¡£¡£¡£¡£¡£¡£¡£½øÒ»²½°ÑËÙÂÊÌá¸ßµ½3200Mbps£¬£¬£¬£¬£¬ÆäËûÎȹ̵ÄÇéÐÎÏÂÊÇ·ÇstubµÄÑÛͼ·ÂÕæÐ§¹ûÈçÏÂͼ2Ëùʾ¡£¡£¡£¡£¡£¡£¡£¡£

ͼ2 ËÙÂÊ3200MbpsʱÊý¾ÝÐźÅдÑÛͼ
¿ÉÒÔ¿´µ½ËÙÂÊÉÏÀ´Ö®ºó£¬£¬£¬£¬£¬¶ÌstubµÄÓÅÊÆÖð²½×îÏÈÌåÏÖ³öÀ´ÁË£¬£¬£¬£¬£¬Ñ۸ߺÍÑÛ¿í¶¼ÉÔ΢±È³¤stubµÄ²¼Ïß²ãÐźÅÒªºÃ¡£¡£¡£¡£¡£¡£¡£¡£
ÎÒÃǽÓÏÂÀ´ÔÙ¿´¿´DDR5 6400MbpsËÙÂʵÄÇéÐΣ¬£¬£¬£¬£¬ÓÚÊÇÆäËûÌõ¼þ¶¼Îȹ̣¬£¬£¬£¬£¬Ö»Êǽ«ËÙÂÊÌáÉýµ½6400Mbps£¬£¬£¬£¬£¬¿ÅÁ£Ä£×ÓÒ²»»³ÉÖ§³ÖDDR5µÄ£¬£¬£¬£¬£¬ÈÔÈ»½ÓÄÉODT60µÄ¶Ë½Ó£¬£¬£¬£¬£¬·ÂÕæºó²¨ÐÎÈçÏÂͼ3Ëùʾ¡£¡£¡£¡£¡£¡£¡£¡£

ͼ3 ËÙÂÊ6400MbpsʱÊý¾ÝÐźÅдÑÛͼ
´Ó·ÂÕæÐ§¹û¿ÉÒÔ¿´³ö£¬£¬£¬£¬£¬ËÙÂÊÌáÉýµ½6400Mbpsʱ£¬£¬£¬£¬£¬³¤stubµÄL14²ã×ßÏßÐźÅÑÛͼ¼±¾ç±ä²î£¬£¬£¬£¬£¬Ñ۸ߺÍÑÛ¿í¶¼ÏÔ×ÅСÓÚ¶ÌstubµÄL5²ã×ßÏߣ¬£¬£¬£¬£¬ËµÃ÷DDR5µÄÊý¾ÝÐźÅÕÕ¾ÉÒªÊʵ±Ë¼Á¿stubµÄÓ°Ï죬£¬£¬£¬£¬PCBÉè¼ÆÊ±¾ÍҪ˼Á¿stub½Ï¶ÌµÄ²ãÃæ¡£¡£¡£¡£¡£¡£¡£¡£
ͬʱÎÒÃÇÓÖÑéÖ¤ÁËijÆÕ±éʹÓõÄFPGAÖ§³ÖDDR5ÐźŵÄÄ£×Ó£¬£¬£¬£¬£¬ÔÚÆäËûÎȹ̵ÄÇéÐÎÏÂÖ»ÊÇ»»ÁËÖ÷¿ØµÄÄ£×Ó£¬£¬£¬£¬£¬·ÂÕæÐ§¹ûÈçÏÂͼ4Ëùʾ¡£¡£¡£¡£¡£¡£¡£¡£

ͼ4 ÁíÒ»Çý¶¯ËÙÂÊ6400MbpsʱÊý¾ÝÐźÅдÑÛͼ
»»ÁËÇý¶¯ºó£¬£¬£¬£¬£¬·ÂÕæ½áÂÛÕÕ¾ÉÒ»ÑùµÄ£¬£¬£¬£¬£¬³¤stubµÄÐźÅÑØ±ä»ºÁËÐí¶à£¬£¬£¬£¬£¬µ¼ÖÂÑ۸ߺÍÑÛ¿í¶¼±äСÁË¡£¡£¡£¡£¡£¡£¡£¡£
˼Á¿µ½ÏÖÔÚLPDDR5µÄÓ¦ÓÃÒ²Ô½À´Ô½¶àÁË£¬£¬£¬£¬£¬ÇÒÎÒÃÇÒ²ÒѾ·ÂÕæ¹ýÐí¶àÀ²£¬£¬£¬£¬£¬½ÓÏÂÀ´ÎÒÃǾÍÓÃLPDDR5Ä£×ÓÔÙÀ´ÑéÖ¤Ò»ÏÂÊÇ·ÇStubµÄÓ°Ïì¡£¡£¡£¡£¡£¡£¡£¡£ÍØÆËÕÕ¾ÉÎȹ̣¬£¬£¬£¬£¬Çý¶¯ºÍÎüÊÕ»»³ÉÖ§³ÖLPDDR5µÄÄ£×Ó£¬£¬£¬£¬£¬ÔÚÊý¾ÝËÙÂÊ8533Mbps ʱ²»¿ªÆ½ºâµÄ·ÂÕæ±ÈÕÕЧ¹ûÈçÏÂͼ5Ëùʾ¡£¡£¡£¡£¡£¡£¡£¡£

ͼ5 ËÙÂÊ8533MbpsʱÊý¾ÝÐźÅдÑÛͼ
¿ÉÒÔ¿´µ½Óг¤stubµÄL14²ãÐźŵÄÑÛͼ¼±¾ç±ä²î£¬£¬£¬£¬£¬jitter±ä´óÁËÐí¶à£¬£¬£¬£¬£¬±È¶ÌstubµÄL5²ã×ßÏßµÄÐźÅÑ۸ߺÍÑÛ¿í¶¼Ð¡ÁË£¬£¬£¬£¬£¬Ô£Á¿Ïà¶Ô±äÉÙ£¬£¬£¬£¬£¬ËµÃ÷ËÙÂÊÔ½¸ßºóstubµÄÓ°ÏìÕվɽÏÁ¿´ó£¬£¬£¬£¬£¬´Ëʱֻ¹Ü¼á³Ö¶Ìstub²ã×ßÏߣ¬£¬£¬£¬£¬ÖÁÓÚÊÇ·ñÒ»¶¨Òª±³×꣬£¬£¬£¬£¬ÕÕ¾ÉÒª¿´ÇéÐΣ¬£¬£¬£¬£¬´ó´ó¶¼ÇéÐÎÏÂÕվɿÉÒÔ²»±ØµÄ£¬£¬£¬£¬£¬ÊÂʵ±³×êÐèÒªÌØÊâÔöÌí±¾Ç®£¬£¬£¬£¬£¬¿ÉÒÔÓÅÏÈ×ßstub¶ÌµÄ²ã¡£¡£¡£¡£¡£¡£¡£¡£ÈôÊÇ×Åʵ×èÖ¹²»Á˳¤stubµÄ²ã£¬£¬£¬£¬£¬ÎÒÃÇÕվɿÉÒԲο¼¸ßËÙÐźÅstub³¤¶ÈµÄÂÄÀú£¬£¬£¬£¬£¬µ±stub³¤¶È(µ¥Î»mil)Áè¼Ý1.5±¶µÄ300/ÐźÅËÙÂÊ£¨µ¥Î»Gbps£©£¬£¬£¬£¬£¬Ö»¹Ü»ò±ØÐè±³×ê¡£¡£¡£¡£¡£¡£¡£¡£²»Ë¼Á¿±¾Ç®µÄÇéÐÎÏ£¬£¬£¬£¬£¬µ±stub³¤¶È(µ¥Î»mil)Áè¼Ý300/ÐźÅËÙÂÊ£¨µ¥Î»Gbps£©Ê±¾Í¿ÉÒÔ×ö±³×êÁË¡£¡£¡£¡£¡£¡£¡£¡£
