{"id":113445,"date":"2026-10-06T13:01:08","date_gmt":"2026-10-06T05:01:08","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/113445.html"},"modified":"2026-10-06T13:01:08","modified_gmt":"2026-10-06T05:01:08","slug":"%e5%9b%bd%e4%ba%a7lpddr%e5%86%85%e5%ad%98%e5%ae%9e%e9%99%85%e4%bd%bf%e7%94%a8%e4%bd%93%e9%aa%8c%ef%bc%9a%e4%bb%8e%e6%80%80%e7%96%91%e5%88%b0%e6%89%b9%e9%87%8f%e4%bd%bf%e7%94%a8%ef%bc%8c%e9%82%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/113445.html","title":{"rendered":"\u56fd\u4ea7LPDDR\u5185\u5b58\u5b9e\u9645\u4f7f\u7528\u4f53\u9a8c\uff1a\u4ece\u6000\u7591\u5230\u6279\u91cf\u4f7f\u7528\uff0c\u90a3\u4e9b\u8e29\u8fc7\u7684\u5751\u548c\u9009\u578b\u5efa\u8bae"},"content":{"rendered":"

\u8fd9\u4e24\u5e74，\u56fd\u4ea7\u5b58\u50a8\u662f\u4e2a\u7ed5\u4e0d\u5f00\u7684\u8bdd\u9898\u3002<\/p>\n

\u4ece\u957f\u946b\u5b58\u50a8\u91cf\u4ea7DDR4，\u5230\u56fd\u4ea7LPDDR4X\u8fdb\u5165\u6d88\u8d39\u7535\u5b50，\u518d\u5230LPDDR5\u7684\u63a8\u51fa，\u56fd\u4ea7\u5185\u5b58\u7684\u8fdb\u6b65\u6709\u76ee\u5171\u7779\u3002\u4f46\u5bf9\u4e8e\u5f88\u591a\u505a\u5de5\u4e1a\u4ea7\u54c1\u7684\u5de5\u7a0b\u5e08\u6765\u8bf4，\u5fc3\u91cc\u8fd8\u662f\u6709\u4e2a\u95ee\u53f7：\u56fd\u4ea7\u5185\u5b58\u5230\u5e95\u80fd\u4e0d\u80fd\u7528？\u6027\u80fd\u600e\u4e48\u6837？\u7a33\u5b9a\u6027\u9760\u8c31\u5417？\u4f9b\u8d27\u7a33\u4e0d\u7a33\u5b9a？<\/p>\n

\u8fd9\u7bc7\u6587\u7ae0\u4e0d\u5439\u4e0d\u9ed1，\u4ece\u5b9e\u9645\u4f7f\u7528\u7684\u89d2\u5ea6，\u5ba2\u89c2\u8bb2\u8bb2\u56fd\u4ea7LPDDR\u5185\u5b58（LPDDR4X\u548cLPDDR5）\u7684\u4f7f\u7528\u4f53\u9a8c，\u5305\u62ec\u517c\u5bb9\u6027\u3001\u6027\u80fd\u3001\u7a33\u5b9a\u6027\u3001\u4f9b\u8d27\u3001\u8e29\u8fc7\u7684\u5751，\u4ee5\u53ca\u5de5\u4e1a\u4ea7\u54c1\u7684\u9009\u578b\u5efa\u8bae\u3002<\/p>\n

\u4e00\u3001\u5148\u641e\u6e05\u695a：\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u73b0\u72b6<\/p>\n

\u5728\u8bb2\u4f7f\u7528\u4f53\u9a8c\u4e4b\u524d，\u5148\u68b3\u7406\u4e00\u4e0b\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u73b0\u72b6\u3002\u5f88\u591a\u4eba\u5bf9\u56fd\u4ea7\u5185\u5b58\u7684\u8ba4\u77e5\u8fd8\u505c\u7559\u5728"\u957f\u946b\u5b58\u50a8"，\u4f46\u5b9e\u9645\u4e0a\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u4ea7\u4e1a\u94fe\u6bd4\u60f3\u8c61\u4e2d\u8981\u957f\u3002<\/p>\n

1.1 \u4ea7\u4e1a\u94fe：\u6676\u5706\u3001\u5c01\u6d4b\u3001\u54c1\u724c<\/p>\n

LPDDR\u5185\u5b58\u7684\u4ea7\u4e1a\u94fe\u5206\u4e3a\u4e09\u4e2a\u73af\u8282：<\/p>\n

\u6676\u5706\u5236\u9020（Wafer Fabrication）： \u8fd9\u662f\u6700\u6838\u5fc3\u7684\u73af\u8282，\u51b3\u5b9a\u4e86\u5185\u5b58\u9897\u7c92\u7684\u6027\u80fd\u548c\u826f\u7387\u3002\u76ee\u524d\u56fd\u5185\u80fd\u91cf\u4ea7LPDDR4X\/LPDDR5\u6676\u5706\u7684\u4e3b\u8981\u662f\u957f\u946b\u5b58\u50a8（CXMT）\u3002\u957f\u946b\u5b58\u50a8\u4eceDDR4\u5f00\u59cb，\u9010\u6b65\u6269\u5c55\u5230LPDDR4X\u3001LPDDR5，\u4ea7\u80fd\u548c\u826f\u7387\u90fd\u5728\u7a33\u6b65\u63d0\u5347\u3002<\/p>\n

\u5c01\u88c5\u6d4b\u8bd5（Packaging&Testing）： \u6676\u5706\u5236\u9020\u5b8c\u6210\u540e，\u9700\u8981\u5207\u5272\u3001\u5c01\u88c5\u3001\u6d4b\u8bd5，\u624d\u80fd\u53d8\u6210\u6210\u54c1\u9897\u7c92\u3002\u56fd\u5185\u6709\u591a\u5bb6\u5c01\u6d4b\u5382\u53ef\u4ee5\u505aLPDDR\u7684\u5c01\u88c5\u6d4b\u8bd5，\u5305\u62ec\u5408\u80a5\u946b\u4e30\u79d1\u6280\u3001\u957f\u7535\u79d1\u6280\u3001\u901a\u5bcc\u5fae\u7535\u7b49\u3002\u5c01\u6d4b\u73af\u8282\u7684\u6280\u672f\u95e8\u69db\u6bd4\u6676\u5706\u5236\u9020\u4f4e\u4e00\u4e9b，\u4f46\u4e5f\u5f88\u91cd\u8981\u2014\u2014\u5c01\u88c5\u7684\u8d28\u91cf\u76f4\u63a5\u5f71\u54cd\u9897\u7c92\u7684\u7535\u6c14\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n

\u54c1\u724c\u4e0e\u9500\u552e（Brand&Sales）： \u5c01\u6d4b\u5b8c\u6210\u7684\u9897\u7c92，\u9700\u8981\u7ecf\u8fc7\u4e25\u683c\u7684\u6d4b\u8bd5\u548c\u7b5b\u9009，\u7136\u540e\u6253\u4e0a\u54c1\u724c，\u9500\u552e\u7ed9\u5ba2\u6237\u3002\u56fd\u5185\u6709\u591a\u4e2a\u54c1\u724c\u5728\u505aLPDDR\u5185\u5b58，\u5305\u62ec\u6c5f\u6ce2\u9f99（Longsys）\u3001\u4f70\u7ef4（Biwin）\u3001\u6c49\u56db（ROCFOUR）\u7b49\u3002\u8fd9\u4e9b\u54c1\u724c\u4ece\u6676\u5706\u5382\u91c7\u8d2d\u6676\u5706，\u81ea\u5df1\u6216\u59d4\u6258\u5c01\u6d4b\u5382\u5c01\u88c5\u6d4b\u8bd5，\u7136\u540e\u4ee5\u81ea\u6709\u54c1\u724c\u9500\u552e\u3002<\/p>\n

\u5f88\u591a\u4eba\u4ee5\u4e3a"\u56fd\u4ea7\u5185\u5b58=\u957f\u946b\u5b58\u50a8"，\u5176\u5b9e\u4e0d\u662f\u3002\u957f\u946b\u5b58\u50a8\u662f\u6676\u5706\u5382，\u4e0d\u76f4\u63a5\u5356\u9897\u7c92\u7ed9\u7ec8\u7aef\u5ba2\u6237（\u6216\u8005\u8bf4\u4e3b\u8981\u4e0d\u76f4\u63a5\u9762\u5411\u4e2d\u5c0f\u5ba2\u6237）\u3002\u7ec8\u7aef\u5ba2\u6237\u4e70\u5230\u7684\u56fd\u4ea7LPDDR\u9897\u7c92，\u901a\u5e38\u662f\u5404\u4e2a\u54c1\u724c\u5546\u4ece\u957f\u946b\u91c7\u8d2d\u6676\u5706，\u5c01\u88c5\u6d4b\u8bd5\u540e\u6253\u4e0a\u81ea\u5df1\u54c1\u724c\u7684\u4ea7\u54c1\u3002<\/p>\n

\u8fd9\u5c31\u610f\u5473\u7740，\u540c\u6837\u662f\u957f\u946b\u7684\u6676\u5706，\u4e0d\u540c\u54c1\u724c\u7684\u5c01\u88c5\u6d4b\u8bd5\u8d28\u91cf\u3001\u6d4b\u8bd5\u6807\u51c6\u3001\u7b5b\u9009\u4e25\u683c\u7a0b\u5ea6\u53ef\u80fd\u4e0d\u4e00\u6837，\u6700\u7ec8\u4ea7\u54c1\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u4e5f\u53ef\u80fd\u6709\u5dee\u5f02\u3002\u9009\u578b\u7684\u65f6\u5019\u4e0d\u80fd\u53ea\u770b"\u662f\u4e0d\u662f\u957f\u946b\u6676\u5706"，\u8fd8\u8981\u770b\u54c1\u724c\u5546\u7684\u5c01\u6d4b\u8d28\u91cf\u548c\u6d4b\u8bd5\u6807\u51c6\u3002<\/p>\n

1.2 \u4ea7\u54c1\u8986\u76d6：\u4eceLPDDR4X\u5230LPDDR5<\/p>\n

\u76ee\u524d\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u4ea7\u54c1\u8986\u76d6\u60c5\u51b5：<\/p>\n

LPDDR4X： \u8fd9\u662f\u76ee\u524d\u6700\u6210\u719f\u7684\u56fd\u4ea7LPDDR\u4ea7\u54c1\u3002\u901f\u7387\u8986\u76d63200Mbps\u30013733Mbps\u30014266Mbps，\u5bb9\u91cf\u8986\u76d62GB\u30014GB\u30018GB，\u5c01\u88c5\u662f200-ball FBGA，\u548c\u4e09\u661f\u3001\u7f8e\u5149\u3001\u6d77\u529b\u58eb\u7684LPDDR4X pin\u811a\u517c\u5bb9\u3002\u6e29\u533a\u6709\u5546\u89c4（0\u81f370\u2103）\u548c\u5de5\u4e1a\u7ea7（-25\u81f385\u2103）\u3002<\/p>\n

LPDDR5： \u8fd9\u662f\u6700\u8fd1\u4e24\u5e74\u63a8\u51fa\u7684\u4ea7\u54c1\u3002\u901f\u7387\u8986\u76d65500Mbps\u30016400Mbps，\u5bb9\u91cf\u8986\u76d64GB\u30018GB\u300116GB，\u5c01\u88c5\u662f315-ball TFBGA，\u548c\u56fd\u9645\u5927\u5382\u7684LPDDR5 pin\u811a\u517c\u5bb9\u3002\u6e29\u533a\u6709\u5546\u89c4\u548c\u5de5\u4e1a\u7ea7\u3002LPDDR5\u7684\u6210\u719f\u5ea6\u6bd4LPDDR4X\u7a0d\u4f4e\u4e00\u4e9b，\u4f46\u4e5f\u5df2\u7ecf\u8fdb\u5165\u6279\u91cf\u4f7f\u7528\u9636\u6bb5\u3002<\/p>\n

LPDDR5X： \u90e8\u5206\u54c1\u724c\u5df2\u7ecf\u5728\u89c4\u5212\u6216\u9001\u6837LPDDR5X，\u901f\u7387\u53ef\u8fbe8533Mbps，\u4f46\u76ee\u524d\u8fd8\u6ca1\u6709\u5927\u89c4\u6a21\u91cf\u4ea7，\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u66f4\u5c11\u3002<\/p>\n

DDR4\/DDR5（\u6807\u51c6\u578b，\u4e0d\u662fLPDDR）： \u957f\u946b\u5b58\u50a8\u7684DDR4\u5df2\u7ecf\u975e\u5e38\u6210\u719f，DDR5\u4e5f\u5728\u63a8\u8fdb\u3002\u4f46\u6807\u51c6\u578bDDR4\/DDR5\u4e3b\u8981\u7528\u4e8e\u53f0\u5f0f\u673a\u3001\u670d\u52a1\u5668\u3001\u7b14\u8bb0\u672c，\u4e0d\u662fLPDDR，\u5de5\u4e1a\u5d4c\u5165\u5f0f\u4ea7\u54c1\u7528\u5f97\u76f8\u5bf9\u5c11\u4e00\u4e9b\u3002<\/p>\n

1.3 \u5e02\u573a\u4efd\u989d：\u4ece\u6d88\u8d39\u7ea7\u5230\u5de5\u4e1a\u7ea7\u9010\u6b65\u6e17\u900f<\/p>\n

\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u5e02\u573a\u6e17\u900f\u662f\u4ece\u6d88\u8d39\u7ea7\u5f00\u59cb\u7684，\u9010\u6b65\u5411\u5de5\u4e1a\u7ea7\u6269\u5c55\u3002<\/p>\n

\u6d88\u8d39\u7ea7\u5e02\u573a： \u56fd\u4ea7LPDDR4X\u5df2\u7ecf\u5927\u91cf\u8fdb\u5165\u5e73\u677f\u7535\u8111\u3001\u667a\u80fd\u7535\u89c6\u3001\u673a\u9876\u76d2\u3001\u5f00\u53d1\u677f\u7b49\u6d88\u8d39\u7ea7\u4ea7\u54c1\u3002\u8fd9\u4e9b\u4ea7\u54c1\u5bf9\u6210\u672c\u654f\u611f，\u5bf9\u6e29\u5ea6\u548c\u53ef\u9760\u6027\u8981\u6c42\u76f8\u5bf9\u4f4e，\u662f\u56fd\u4ea7\u5185\u5b58\u6700\u5148\u7a81\u7834\u7684\u5e02\u573a\u3002\u76ee\u524d\u6d88\u8d39\u7ea7\u5e02\u573a\u7684\u56fd\u4ea7LPDDR4X\u6e17\u900f\u7387\u5df2\u7ecf\u5f88\u9ad8，\u5f88\u591a\u65b9\u6848\u516c\u53f8\u7684\u9ed8\u8ba4BOM\u5c31\u662f\u56fd\u4ea7LPDDR4X\u3002<\/p>\n

\u5de5\u4e1a\u7ea7\u5e02\u573a： \u5de5\u4e1a\u7ea7\u5e02\u573a\u7684\u6e17\u900f\u76f8\u5bf9\u6162\u4e00\u4e9b，\u56e0\u4e3a\u5de5\u4e1a\u4ea7\u54c1\u5bf9\u53ef\u9760\u6027\u3001\u4f9b\u8d27\u5468\u671f\u3001\u6280\u672f\u652f\u6301\u7684\u8981\u6c42\u66f4\u9ad8\u3002\u4f46\u6700\u8fd1\u4e24\u5e74，\u8d8a\u6765\u8d8a\u591a\u7684\u5de5\u4e1a\u4ea7\u54c1\u5f00\u59cb\u6279\u91cf\u4f7f\u7528\u56fd\u4ea7\u5de5\u4e1a\u7ea7LPDDR4X，\u5305\u62ec\u5de5\u4e1a\u7f51\u5173\u3001PLC\u3001HMI\u3001\u8fb9\u7f18\u8ba1\u7b97\u76d2\u5b50\u3001\u8f66\u8f7d\u8bbe\u5907\u7b49\u3002LPDDR5\u7684\u5de5\u4e1a\u7ea7\u5e94\u7528\u4e5f\u5728\u8d77\u6b65\u9636\u6bb5\u3002<\/p>\n

\u8f66\u89c4\u7ea7\u5e02\u573a： \u8f66\u89c4\u7ea7\u662f\u6700\u9ad8\u7aef\u7684\u5e02\u573a，\u8981\u6c42AEC-Q100\u8ba4\u8bc1\u3001\u96f6\u7f3a\u9677\u3001\u957f\u671f\u4f9b\u8d27\u3002\u56fd\u4ea7LPDDR\u5185\u5b58\u5728\u8f66\u89c4\u7ea7\u5e02\u573a\u8fd8\u5904\u4e8e\u8d77\u6b65\u9636\u6bb5，\u90e8\u5206\u54c1\u724c\u5728\u505a\u8f66\u89c4\u7ea7\u4ea7\u54c1\u7684\u8ba4\u8bc1\u548c\u9001\u6837，\u4f46\u5927\u89c4\u6a21\u91cf\u4ea7\u8fd8\u9700\u8981\u65f6\u95f4\u3002<\/p>\n

\u4e8c\u3001\u5b9e\u9645\u4f7f\u7528\u4f53\u9a8c：\u517c\u5bb9\u6027\u3001\u6027\u80fd\u3001\u7a33\u5b9a\u6027\u3001\u4f9b\u8d27<\/p>\n

\u8bb2\u5b8c\u73b0\u72b6，\u63a5\u4e0b\u6765\u8bb2\u6700\u6838\u5fc3\u7684\u90e8\u5206\u2014\u2014\u5b9e\u9645\u4f7f\u7528\u4f53\u9a8c\u3002\u4ee5\u4e0b\u5185\u5bb9\u57fa\u4e8e\u591a\u4e2a\u5de5\u4e1a\u9879\u76ee\u7684\u5b9e\u9645\u4f7f\u7528\u7ecf\u9a8c，\u6db5\u76d6LPDDR4X\u548cLPDDR5，\u6d89\u53ca\u591a\u4e2a\u56fd\u4ea7\u54c1\u724c\u3002<\/p>\n

2.1 \u517c\u5bb9\u6027：pin\u811a\u517c\u5bb9，\u4f46\u4e0d\u662f\u63d2\u4e0a\u5c31\u80fd\u7528<\/p>\n

\u5f88\u591a\u4eba\u4ee5\u4e3a"pin\u811a\u517c\u5bb9"\u5c31\u610f\u5473\u7740"\u63d2\u4e0a\u5c31\u80fd\u7528"，\u5b9e\u9645\u4e0a\u4e0d\u662f\u8fd9\u4e48\u7b80\u5355\u3002<\/p>\n

pin\u811a\u517c\u5bb9\u6027： \u56fd\u4ea7LPDDR4X\u7684\u5c01\u88c5\u662f200-ball FBGA，pin\u811a\u5b9a\u4e49\u548c\u4e09\u661f\u3001\u7f8e\u5149\u3001\u6d77\u529b\u58eb\u7684LPDDR4X\u662f\u517c\u5bb9\u7684（JEDEC\u6807\u51c6\u5b9a\u4e49\u4e86pin\u811a）\u3002LPDDR5\u7684315-ball TFBGA\u4e5f\u662f\u4e00\u6837，pin\u811a\u517c\u5bb9\u3002\u6240\u4ee5\u4ece\u786c\u4ef6\u89d2\u5ea6，\u628a\u56fd\u9645\u5927\u5382\u7684\u9897\u7c92\u6362\u6210\u56fd\u4ea7\u9897\u7c92，\u4e0d\u9700\u8981\u6539PCB，\u76f4\u63a5\u6362\u6599\u5c31\u884c\u3002<\/p>\n

\u4f46\u517c\u5bb9\u6027\u4e0d\u6b62\u662fpin\u811a\u3002 \u5b9e\u9645\u4f7f\u7528\u4e2d，\u517c\u5bb9\u6027\u95ee\u9898\u4e3b\u8981\u51fa\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762：<\/p>\n

1. DDR\u63a7\u5236\u5668\u7684\u652f\u6301\u5217\u8868<\/p>\n

\u5f88\u591aSoC\u5382\u5546（\u5982\u745e\u82af\u5fae\u3001\u5168\u5fd7\u3001NXP）\u4f1a\u7ef4\u62a4\u4e00\u4e2aDDR\u652f\u6301\u5217\u8868（DDR Vendor List），\u5217\u51fa\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u5185\u5b58\u9897\u7c92\u578b\u53f7\u3002\u5982\u679c\u4f60\u7684\u9897\u7c92\u4e0d\u5728\u652f\u6301\u5217\u8868\u91cc，\u53ef\u80fd\u9700\u8981\u81ea\u5df1\u505a\u517c\u5bb9\u6027\u9a8c\u8bc1，\u751a\u81f3\u9700\u8981\u4fee\u6539DDR\u63a7\u5236\u5668\u7684\u914d\u7f6e\u53c2\u6570\u3002<\/p>\n

\u6bd4\u5982\u745e\u82af\u5fae\u7684RK3588，\u5b98\u65b9\u4f1a\u5b9a\u671f\u53d1\u5e03DDR Reference Vendor List，\u5217\u51fa\u7ecf\u8fc7\u9a8c\u8bc1\u7684LPDDR4X\u548cLPDDR5\u9897\u7c92\u578b\u53f7\u3002\u56fd\u4ea7\u54c1\u724c\u7684\u9897\u7c92\u5982\u679c\u8981\u8fdb\u5165\u8fd9\u4e2a\u5217\u8868，\u9700\u8981\u9001\u6837\u7ed9\u745e\u82af\u5fae\u505a\u9a8c\u8bc1\u3002\u6709\u4e9b\u56fd\u4ea7\u54c1\u724c\u5df2\u7ecf\u8fdb\u5165\u4e86\u652f\u6301\u5217\u8868，\u6709\u4e9b\u8fd8\u6ca1\u6709\u3002<\/p>\n

\u5982\u679c\u9897\u7c92\u4e0d\u5728\u652f\u6301\u5217\u8868\u91cc，\u4e0d\u4ee3\u8868\u4e0d\u80fd\u7528，\u4f46\u9700\u8981\u81ea\u5df1\u505a\u5145\u5206\u7684\u517c\u5bb9\u6027\u6d4b\u8bd5，\u5305\u62ec\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5\u3001\u4e0d\u540c\u5bb9\u91cf\u914d\u7f6e\u7684\u6d4b\u8bd5\u3001\u957f\u65f6\u95f4\u8fd0\u884c\u6d4b\u8bd5\u7b49\u3002<\/p>\n

2. \u65f6\u5e8f\u53c2\u6570\u7684\u5dee\u5f02<\/p>\n

\u867d\u7136JEDEC\u6807\u51c6\u5b9a\u4e49\u4e86LPDDR\u7684\u65f6\u5e8f\u53c2\u6570\u8303\u56f4，\u4f46\u4e0d\u540c\u54c1\u724c\u7684\u9897\u7c92，\u6700\u4f18\u65f6\u5e8f\u53c2\u6570\u53ef\u80fd\u6709\u7ec6\u5fae\u5dee\u5f02\u3002\u6bd4\u5982tRCD\u3001tRP\u3001tRAS\u7b49\u53c2\u6570，\u56fd\u9645\u5927\u5382\u7684\u9897\u7c92\u53ef\u80fd\u53ef\u4ee5\u8dd1\u66f4\u7d27\u7684\u65f6\u5e8f，\u56fd\u4ea7\u9897\u7c92\u53ef\u80fd\u9700\u8981\u7a0d\u5fae\u653e\u5bbd\u4e00\u70b9\u3002<\/p>\n

\u5982\u679c\u76f4\u63a5\u5957\u7528\u56fd\u9645\u5927\u5382\u9897\u7c92\u7684\u65f6\u5e8f\u53c2\u6570\u6765\u7528\u56fd\u4ea7\u9897\u7c92，\u53ef\u80fd\u4f1a\u51fa\u73b0Training\u5931\u8d25\u3001\u968f\u673a\u6b7b\u673a\u3001\u9ad8\u6e29\u4e0d\u7a33\u5b9a\u7b49\u95ee\u9898\u3002\u9700\u8981\u6839\u636e\u56fd\u4ea7\u9897\u7c92\u7684\u6570\u636e\u624b\u518c，\u8c03\u6574\u65f6\u5e8f\u53c2\u6570，\u6216\u8005\u8ba9DDR\u63a7\u5236\u5668\u81ea\u52a8Training（\u5927\u591a\u6570\u73b0\u4ee3DDR\u63a7\u5236\u5668\u652f\u6301\u81ea\u52a8Training，\u4f1a\u81ea\u52a8\u627e\u5230\u6700\u4f18\u65f6\u5e8f）\u3002<\/p>\n

3. \u4e0a\u7535\u65f6\u5e8f\u548c\u521d\u59cb\u5316\u5e8f\u5217\u7684\u5dee\u5f02<\/p>\n

\u4e0d\u540c\u54c1\u724c\u7684\u9897\u7c92，\u4e0a\u7535\u65f6\u5e8f\u8981\u6c42\u548c\u521d\u59cb\u5316\u5e8f\u5217\u53ef\u80fd\u6709\u7ec6\u5fae\u5dee\u5f02\u3002\u6bd4\u5982\u590d\u4f4d\u4fe1\u53f7\u7684\u6301\u7eed\u65f6\u95f4\u3001\u4e0a\u7535\u5230\u65f6\u949f\u7a33\u5b9a\u7684\u7b49\u5f85\u65f6\u95f4\u3001\u521d\u59cb\u5316\u547d\u4ee4\u7684\u53d1\u9001\u987a\u5e8f\u7b49\u3002\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u8fd9\u4e9b\u5dee\u5f02\u5728JEDEC\u6807\u51c6\u7684\u8303\u56f4\u5185，DDR\u63a7\u5236\u5668\u53ef\u4ee5\u517c\u5bb9，\u4f46\u6781\u7aef\u60c5\u51b5\u4e0b\u53ef\u80fd\u9700\u8981\u8c03\u6574\u3002<\/p>\n

\u5b9e\u9645\u4f53\u9a8c\u603b\u7ed3： \u517c\u5bb9\u6027\u6574\u4f53\u6ca1\u95ee\u9898，pin\u811a\u517c\u5bb9，\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u53ef\u4ee5\u76f4\u63a5\u6362\u6599\u3002\u4f46\u9700\u8981\u6ce8\u610fDDR\u63a7\u5236\u5668\u7684\u652f\u6301\u5217\u8868\u3001\u65f6\u5e8f\u53c2\u6570\u7684\u8c03\u6574\u3001\u4e0a\u7535\u65f6\u5e8f\u7684\u786e\u8ba4\u3002\u5efa\u8bae\u5728\u6362\u6599\u524d\u505a\u5145\u5206\u7684\u517c\u5bb9\u6027\u6d4b\u8bd5，\u4e0d\u8981\u76f4\u63a5\u6279\u91cf\u6362\u6599\u3002<\/p>\n

2.2 \u6027\u80fd：\u7406\u8bba\u6027\u80fd\u5dee\u4e0d\u591a，\u5b9e\u9645\u4f53\u9a8c\u6709\u7ec6\u5fae\u5dee\u5f02<\/p>\n

\u6027\u80fd\u662f\u5927\u5bb6\u6700\u5173\u5fc3\u7684\u95ee\u9898\u4e4b\u4e00\u3002\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u6027\u80fd\u5230\u5e95\u600e\u4e48\u6837？\u548c\u56fd\u9645\u5927\u5382\u6bd4\u6709\u6ca1\u6709\u5dee\u8ddd？<\/p>\n

\u7406\u8bba\u6027\u80fd： \u4ece\u901f\u7387\u3001\u5e26\u5bbd\u3001\u5ef6\u8fdf\u7b49\u7406\u8bba\u53c2\u6570\u6765\u770b，\u56fd\u4ea7LPDDR4X\/LPDDR5\u548c\u56fd\u9645\u5927\u5382\u540c\u89c4\u683c\u7684\u4ea7\u54c1\u57fa\u672c\u4e00\u81f4\u3002\u6bd4\u5982\u90fd\u662fLPDDR4X-4266，\u7406\u8bba\u5e26\u5bbd\u90fd\u662f34.1 GB\/s（64\u4f4d\u5bbd），tRCD\u3001tRP\u7b49\u65f6\u5e8f\u53c2\u6570\u4e5f\u90fd\u5728JEDEC\u6807\u51c6\u8303\u56f4\u5185\u3002<\/p>\n

\u5b9e\u9645\u6027\u80fd： \u7528\u5185\u5b58\u5e26\u5bbd\u6d4b\u8bd5\u5de5\u5177（\u5982mbw\u3001stream）\u5b9e\u6d4b，\u56fd\u4ea7\u9897\u7c92\u7684\u5e26\u5bbd\u548c\u56fd\u9645\u5927\u5382\u7684\u5dee\u8ddd\u5f88\u5c0f，\u901a\u5e38\u57285%\u4ee5\u5185，\u5f88\u591a\u65f6\u5019\u751a\u81f3\u6d4b\u4e0d\u51fa\u5dee\u5f02\u3002\u5ef6\u8fdf\u65b9\u9762\u4e5f\u5dee\u4e0d\u591a，\u8bfb\u5ef6\u8fdf\u3001\u5199\u5ef6\u8fdf\u90fd\u5728\u540c\u4e00\u6c34\u5e73\u3002<\/p>\n

\u4f46\u6709\u51e0\u4e2a\u7ec6\u5fae\u5dee\u5f02\u9700\u8981\u6ce8\u610f：<\/p>\n

1. \u9ad8\u6e29\u4e0b\u7684\u6027\u80fd\u4fdd\u6301<\/p>\n

\u8fd9\u662f\u56fd\u4ea7\u9897\u7c92\u548c\u56fd\u9645\u5927\u5382\u5dee\u8ddd\u6bd4\u8f83\u660e\u663e\u7684\u5730\u65b9\u3002\u56fd\u9645\u5927\u5382\u7684\u5de5\u4e1a\u7ea7\u9897\u7c92，\u5728\u5168\u6e29\u533a\u8303\u56f4\u5185（-25\u81f385\u2103）\u7684\u6027\u80fd\u4fdd\u8bc1\u6bd4\u8f83\u5145\u5206，\u9ad8\u6e29\u4e0b\u65f6\u5e8f\u53c2\u6570\u7684\u6f02\u79fb\u5c0f，\u6027\u80fd\u4e0b\u964d\u4e0d\u660e\u663e\u3002<\/p>\n

\u56fd\u4ea7\u9897\u7c92\u7684\u9ad8\u6e29\u6027\u80fd\u4fdd\u6301\u8fd9\u51e0\u5e74\u8fdb\u6b65\u5f88\u5927，\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u572885\u2103\u4e0b\u7684\u7a33\u5b9a\u6027\u5df2\u7ecf\u6709\u4e86\u5f88\u5927\u63d0\u5347\u3002\u4f46\u5728\u6781\u7aef\u9ad8\u6e29\u4e0b（\u63a5\u8fd185\u2103\u4e0a\u9650），\u90e8\u5206\u56fd\u4ea7\u9897\u7c92\u53ef\u80fd\u9700\u8981\u7a0d\u5fae\u653e\u5bbd\u65f6\u5e8f\u53c2\u6570，\u6216\u8005\u964d\u4f4e\u4e00\u70b9\u901f\u7387，\u624d\u80fd\u4fdd\u8bc1\u7a33\u5b9a\u3002<\/p>\n

\u5b9e\u9645\u4f7f\u7528\u4e2d，\u5982\u679c\u4f60\u7684\u4ea7\u54c1\u5de5\u4f5c\u6e29\u5ea6\u572870\u2103\u4ee5\u4e0b，\u56fd\u4ea7\u5de5\u4e1a\u7ea7\u9897\u7c92\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u57fa\u672c\u548c\u56fd\u9645\u5927\u5382\u6ca1\u533a\u522b\u3002\u5982\u679c\u5de5\u4f5c\u6e29\u5ea6\u63a5\u8fd185\u2103，\u5efa\u8bae\u505a\u5145\u5206\u7684\u9ad8\u6e29\u6d4b\u8bd5，\u786e\u8ba4\u5728\u6700\u9ad8\u6e29\u5ea6\u4e0b\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u90fd\u6ee1\u8db3\u8981\u6c42\u3002<\/p>\n

2. \u6279\u91cf\u4e00\u81f4\u6027<\/p>\n

\u56fd\u9645\u5927\u5382\u7684\u9897\u7c92，\u6279\u91cf\u4e00\u81f4\u6027\u5f88\u597d，\u4e0d\u540c\u6279\u6b21\u4e4b\u95f4\u7684\u53c2\u6570\u5dee\u5f02\u5f88\u5c0f\u3002\u56fd\u4ea7\u9897\u7c92\u7684\u6279\u91cf\u4e00\u81f4\u6027\u8fd9\u51e0\u5e74\u4e5f\u5728\u63d0\u5347，\u4f46\u4e0d\u540c\u6279\u6b21\u4e4b\u95f4\u53ef\u80fd\u8fd8\u662f\u6709\u7ec6\u5fae\u5dee\u5f02\u3002<\/p>\n

\u8fd9\u610f\u5473\u7740，\u5982\u679c\u4f60\u7684\u4ea7\u54c1\u5bf9\u5185\u5b58\u53c2\u6570\u975e\u5e38\u654f\u611f（\u6bd4\u5982\u8dd1\u5728\u901f\u7387\u4e0a\u9650\u3001\u65f6\u5e8f\u538b\u5f97\u5f88\u7d27），\u6362\u6279\u6b21\u7684\u65f6\u5019\u53ef\u80fd\u9700\u8981\u91cd\u65b0\u505a\u517c\u5bb9\u6027\u9a8c\u8bc1，\u751a\u81f3\u8c03\u6574\u65f6\u5e8f\u53c2\u6570\u3002\u5efa\u8bae\u5728\u4ea7\u54c1\u8bbe\u8ba1\u65f6\u7559\u4e00\u5b9a\u7684\u65f6\u5e8f\u4f59\u91cf，\u4e0d\u8981\u628a\u53c2\u6570\u538b\u5230\u6781\u9650，\u8fd9\u6837\u6362\u6279\u6b21\u7684\u65f6\u5019\u51fa\u95ee\u9898\u7684\u6982\u7387\u5c0f\u5f88\u591a\u3002<\/p>\n

3. ECC\u548c\u7279\u6b8a\u529f\u80fd<\/p>\n

LPDDR5\u7684\u7247\u5185ECC\u529f\u80fd，\u56fd\u9645\u5927\u5382\u548c\u56fd\u4ea7\u9897\u7c92\u90fd\u652f\u6301，\u4f46ECC\u7684\u5b9e\u73b0\u65b9\u5f0f\u548c\u7ea0\u9519\u80fd\u529b\u53ef\u80fd\u6709\u7ec6\u5fae\u5dee\u5f02\u3002\u5982\u679c\u4f60\u7684\u5e94\u7528\u4f9d\u8d56ECC\u529f\u80fd（\u6bd4\u5982\u9ad8\u53ef\u9760\u6027\u573a\u666f），\u5efa\u8bae\u505aECC\u529f\u80fd\u7684\u9a8c\u8bc1，\u786e\u8ba4\u56fd\u4ea7\u9897\u7c92\u7684ECC\u80fd\u6ee1\u8db3\u4f60\u7684\u8981\u6c42\u3002<\/p>\n

\u5b9e\u9645\u4f53\u9a8c\u603b\u7ed3： \u5e38\u6e29\u4e0b\u6027\u80fd\u57fa\u672c\u6ca1\u5dee\u8ddd，\u9ad8\u6e29\u4e0b\u6027\u80fd\u4fdd\u6301\u7565\u6709\u5dee\u8ddd\u4f46\u5728\u53ef\u63a5\u53d7\u8303\u56f4\u5185\u3002\u6279\u91cf\u4e00\u81f4\u6027\u5728\u63d0\u5347，\u4f46\u5efa\u8bae\u7559\u65f6\u5e8f\u4f59\u91cf\u3002\u5bf9\u4e8e\u7edd\u5927\u591a\u6570\u5de5\u4e1a\u5e94\u7528\u6765\u8bf4，\u56fd\u4ea7\u9897\u7c92\u7684\u6027\u80fd\u591f\u7528\u3002<\/p>\n

2.3 \u7a33\u5b9a\u6027：\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u7ecf\u8fc7\u9a8c\u8bc1，\u6d88\u8d39\u7ea7\u8981\u5c0f\u5fc3<\/p>\n

\u7a33\u5b9a\u6027\u662f\u5de5\u4e1a\u4ea7\u54c1\u6700\u5173\u5fc3\u7684\u95ee\u9898\u3002\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u7a33\u5b9a\u6027\u5230\u5e95\u600e\u4e48\u6837？<\/p>\n

\u5de5\u4e1a\u7ea7\u4ea7\u54c1： \u56fd\u4ea7\u5de5\u4e1a\u7ea7LPDDR4X\u8fd9\u51e0\u5e74\u7ecf\u8fc7\u4e86\u5927\u91cf\u7684\u5de5\u4e1a\u9879\u76ee\u9a8c\u8bc1，\u5305\u62ec\u5de5\u4e1a\u7f51\u5173\u3001PLC\u3001HMI\u3001\u8fb9\u7f18\u8ba1\u7b97\u3001\u8f66\u8f7d\u7b49\u591a\u4e2a\u9886\u57df\u3002\u4ece\u5b9e\u9645\u53cd\u9988\u6765\u770b，\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u7684\u7a33\u5b9a\u6027\u5df2\u7ecf\u8fbe\u5230\u4e86\u5de5\u4e1a\u5e94\u7528\u7684\u8981\u6c42，\u6279\u91cf\u51fa\u8d27\u540e\u7684\u6545\u969c\u7387\u5f88\u4f4e，\u548c\u56fd\u9645\u5927\u5382\u7684\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u5dee\u8ddd\u4e0d\u5927\u3002<\/p>\n

\u4f46\u8981\u6ce8\u610f，"\u5de5\u4e1a\u7ea7"\u4e0d\u662f\u8d34\u4e2a\u6807\u7b7e\u5c31\u884c\u7684\u3002\u771f\u6b63\u7684\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u9700\u8981：<\/p>\n

\u5168\u6e29\u533a\u6d4b\u8bd5（-25\u81f385\u2103\u8303\u56f4\u5185\u6bcf\u4e2a\u6e29\u5ea6\u70b9\u90fd\u8981\u6d4b\u8bd5）<\/p>\n

\u66f4\u4e25\u683c\u7684\u8001\u5316\u6d4b\u8bd5（\u9ad8\u6e29\u8001\u5316\u3001\u6e29\u5ea6\u5faa\u73af\u8001\u5316）<\/p>\n

\u66f4\u4e25\u683c\u7684\u53c2\u6570\u7b5b\u9009（\u628a\u53c2\u6570\u6f02\u79fb\u5927\u7684\u9897\u7c92\u7b5b\u9009\u6389）<\/p>\n

\u66f4\u957f\u7684\u4f9b\u8d27\u5468\u671f\u4fdd\u8bc1<\/p>\n

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\u6b63\u786e\u505a\u6cd5： \u5de5\u4e1a\u4ea7\u54c1\u7528\u5de5\u4e1a\u7ea7\u9897\u7c92，\u4e0d\u8981\u4e3a\u4e86\u7701\u51e0\u5757\u94b1\u7528\u6d88\u8d39\u7ea7\u3002\u5de5\u4e1a\u7ea7\u9897\u7c92\u867d\u7136\u8d35\u4e00\u70b9，\u4f46\u548c\u73b0\u573a\u7ef4\u62a4\u6210\u672c\u3001\u54c1\u724c\u58f0\u8a89\u6bd4\u8d77\u6765，\u6839\u672c\u4e0d\u7b97\u4ec0\u4e48\u3002<\/p>\n

\u57513：\u53ea\u770b"\u957f\u946b\u6676\u5706"，\u4e0d\u770b\u54c1\u724c\u5546\u7684\u5c01\u6d4b\u8d28\u91cf<\/p>\n

\u5f88\u591a\u4eba\u9009\u578b\u7684\u65f6\u5019\u53ea\u95ee"\u662f\u4e0d\u662f\u957f\u946b\u6676\u5706"，\u4ee5\u4e3a\u662f\u957f\u946b\u6676\u5706\u5c31\u6ca1\u95ee\u9898\u3002\u4f46\u5b9e\u9645\u4e0a，\u540c\u6837\u662f\u957f\u946b\u6676\u5706，\u4e0d\u540c\u54c1\u724c\u5546\u7684\u5c01\u6d4b\u8d28\u91cf\u3001\u6d4b\u8bd5\u6807\u51c6\u3001\u7b5b\u9009\u4e25\u683c\u7a0b\u5ea6\u53ef\u80fd\u4e0d\u4e00\u6837，\u6700\u7ec8\u4ea7\u54c1\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u4e5f\u53ef\u80fd\u6709\u5dee\u5f02\u3002<\/p>\n

\u6b63\u786e\u505a\u6cd5： \u9009\u578b\u7684\u65f6\u5019\u4e0d\u4ec5\u8981\u770b\u6676\u5706\u6765\u6e90，\u8fd8\u8981\u770b\u54c1\u724c\u5546\u7684\u5c01\u6d4b\u8d28\u91cf\u3001\u6d4b\u8bd5\u6807\u51c6\u3001\u7b5b\u9009\u4e25\u683c\u7a0b\u5ea6\u3002\u53ef\u4ee5\u8981\u6c42\u4f9b\u5e94\u5546\u63d0\u4f9b：<\/p>\n

\u5c01\u6d4b\u5382\u7684\u4fe1\u606f（\u662f\u54ea\u5bb6\u5c01\u6d4b\u5382，\u5c01\u6d4b\u5de5\u827a\u662f\u4ec0\u4e48）<\/p>\n

\u6d4b\u8bd5\u6807\u51c6（\u6d4b\u8bd5\u6e29\u5ea6\u8303\u56f4\u3001\u6d4b\u8bd5\u9879\u3001\u8001\u5316\u6761\u4ef6）<\/p>\n

\u7b5b\u9009\u6807\u51c6（\u53c2\u6570\u7b5b\u9009\u7684\u8303\u56f4，\u4e0d\u826f\u54c1\u7684\u5904\u7406）<\/p>\n

\u8d28\u91cf\u6570\u636e（\u4e0d\u826f\u7387\u3001\u5ba2\u8bc9\u7387\u3001\u6279\u6b21\u4e00\u81f4\u6027\u6570\u636e）<\/p>\n

\u57514：\u628a\u65f6\u5e8f\u53c2\u6570\u538b\u5230\u6781\u9650<\/p>\n

\u6709\u4e9b\u5de5\u7a0b\u5e08\u4e3a\u4e86\u8ffd\u6c42\u6027\u80fd，\u628aDDR\u7684\u65f6\u5e8f\u53c2\u6570\u538b\u5230\u6781\u9650（tRCD\u3001tRP\u7b49\u8bbe\u5230\u6700\u5c0f\u503c），\u901f\u7387\u8dd1\u5230\u4e0a\u9650\u3002\u8fd9\u6837\u505a\u5728\u5e38\u6e29\u4e0b\u3001\u7528\u56fd\u9645\u5927\u5382\u9897\u7c92\u7684\u65f6\u5019\u53ef\u80fd\u6ca1\u95ee\u9898，\u4f46\u6362\u56fd\u4ea7\u9897\u7c92\u3001\u6216\u8005\u9ad8\u6e29\u4e0b，\u5c31\u53ef\u80fd\u51fa\u95ee\u9898\u3002<\/p>\n

\u6b63\u786e\u505a\u6cd5： \u65f6\u5e8f\u53c2\u6570\u7559\u4e00\u5b9a\u7684\u4f59\u91cf，\u4e0d\u8981\u538b\u5230\u6781\u9650\u3002\u5efa\u8bae\u6bd4\u6570\u636e\u624b\u518c\u7684\u6700\u5c0f\u503c\u653e\u5bbd1\u81f32\u4e2a\u65f6\u949f\u5468\u671f，\u901f\u7387\u6bd4\u4e0a\u9650\u4f4e\u4e00\u6863（\u6bd4\u5982\u652f\u63014266Mbps\u7684\u8dd13733Mbps）\u3002\u8fd9\u6837\u53ef\u4ee5\u5927\u5e45\u63d0\u9ad8\u7a33\u5b9a\u6027\u548c\u6279\u91cf\u4e00\u81f4\u6027，\u5bf9\u5b9e\u9645\u6027\u80fd\u7684\u5f71\u54cd\u5f88\u5c0f（\u5927\u591a\u6570\u5e94\u7528\u8dd1\u4e0d\u6ee1\u5e26\u5bbd）\u3002<\/p>\n

\u57515：\u4e0d\u505a\u9ad8\u6e29\u6d4b\u8bd5\u5c31\u6279\u91cf\u751f\u4ea7<\/p>\n

\u8fd9\u4e2a\u5751\u5728\u5f88\u591a\u6587\u7ae0\u91cc\u90fd\u63d0\u5230\u8fc7，\u4f46\u8fd8\u662f\u6709\u5f88\u591a\u56e2\u961f\u72af\u3002\u4ea7\u54c1\u5f00\u53d1\u65f6\u95f4\u7d27，\u53ea\u5728\u5e38\u6e29\u4e0b\u505a\u4e86\u529f\u80fd\u6d4b\u8bd5\u5c31\u6279\u91cf\u751f\u4ea7，\u7ed3\u679c\u5230\u4e86\u5ba2\u6237\u73b0\u573a，\u590f\u5929\u9ad8\u6e29\u5c31\u51fa\u95ee\u9898\u3002<\/p>\n

\u6b63\u786e\u505a\u6cd5： \u5de5\u4e1a\u4ea7\u54c1\u5fc5\u987b\u505a\u9ad8\u6e29\u6d4b\u8bd5，\u5728\u6700\u9ad8\u5de5\u4f5c\u6e29\u5ea6\u4e0b\u8dd1\u5168\u8d1f\u8f7d\u538b\u529b\u6d4b\u8bd5（CPU+\u5185\u5b58+\u5b58\u50a8+\u7f51\u7edc\u540c\u65f6\u8dd1），\u81f3\u5c11\u8fde\u7eed\u8fd0\u884c48\u5c0f\u65f6\u3002\u9ad8\u6e29\u4e0b\u5185\u5b58\u662f\u6700\u5bb9\u6613\u51fa\u95ee\u9898\u7684\u90e8\u4ef6，\u5fc5\u987b\u91cd\u70b9\u6d4b\u8bd5\u3002<\/p>\n

\u57516：\u4e0d\u786e\u8ba4\u4f9b\u8d27\u5468\u671f\u5c31\u9009\u578b<\/p>\n

\u6709\u4e9b\u5de5\u7a0b\u5e08\u9009\u578b\u7684\u65f6\u5019\u53ea\u770b\u6027\u80fd\u548c\u4ef7\u683c，\u4e0d\u786e\u8ba4\u4f9b\u8d27\u5468\u671f\u3002\u7ed3\u679c\u4ea7\u54c1\u505a\u4e86\u4e00\u534a，\u9897\u7c92\u505c\u4ea7\u4e86，\u6216\u8005\u4ea4\u671f\u53d8\u5f97\u5f88\u957f，\u5bfc\u81f4\u4ea7\u54c1\u65e0\u6cd5\u91cf\u4ea7\u3002<\/p>\n

\u6b63\u786e\u505a\u6cd5： \u9009\u578b\u7684\u65f6\u5019\u786e\u8ba4\u578b\u53f7\u7684\u4f9b\u8d27\u5468\u671f，\u8981\u6c42\u4f9b\u5e94\u5546\u63d0\u4f9b\u4f9b\u8d27\u627f\u8bfa\u3002\u5de5\u4e1a\u4ea7\u54c1\u751f\u547d\u5468\u671f\u957f（5\u81f310\u5e74），\u8981\u9009\u4f9b\u8d27\u5468\u671f\u6709\u4fdd\u8bc1\u7684\u578b\u53f7，\u4e0d\u8981\u9009\u5feb\u505c\u4ea7\u7684\u578b\u53f7\u3002\u540c\u65f6\u5efa\u8bae\u81f3\u5c11\u6709\u4e24\u5bb6\u66ff\u4ee3\u6599，\u907f\u514d\u4e00\u5bb6\u65ad\u4f9b\u5bfc\u81f4\u505c\u4ea7\u3002<\/p>\n

\u56db\u3001\u5de5\u4e1a\u4ea7\u54c1\u9009\u578b\u5efa\u8bae<\/p>\n

\u8bb2\u4e86\u8fd9\u4e48\u591a，\u6700\u540e\u7ed9\u51fa\u5de5\u4e1a\u4ea7\u54c1\u7684\u9009\u578b\u5efa\u8bae\u3002<\/p>\n

4.1 \u4ec0\u4e48\u65f6\u5019\u9009\u56fd\u4ea7\u5185\u5b58？<\/p>\n

\u63a8\u8350\u9009\u56fd\u4ea7\u5185\u5b58\u7684\u60c5\u51b5：<\/p>\n

1. \u6210\u672c\u654f\u611f\u7684\u4ea7\u54c1：\u56fd\u4ea7\u5185\u5b58\u6bd4\u56fd\u9645\u5927\u5382\u4fbf\u5b9c10%\u81f330%，\u6210\u672c\u654f\u611f\u7684\u4ea7\u54c1\u9009\u56fd\u4ea7\u53ef\u4ee5\u663e\u8457\u964d\u4f4eBOM\u6210\u672c\u3002<\/p>\n

2. \u4ea4\u671f\u7d27\u5f20\u7684\u9879\u76ee：\u56fd\u4ea7\u5185\u5b58\u4ea4\u671f\u77ed（4\u81f38\u5468），\u5f88\u591a\u578b\u53f7\u6709\u73b0\u8d27，\u4ea4\u671f\u7d27\u5f20\u7684\u9879\u76ee\u9009\u56fd\u4ea7\u53ef\u4ee5\u5feb\u901f\u62ff\u5230\u8d27\u3002<\/p>\n

3. \u5c0f\u6279\u91cf\u591a\u54c1\u79cd\u7684\u4ea7\u54c1：\u56fd\u4ea7\u5185\u5b58\u8d77\u8ba2\u91cf\u7075\u6d3b，\u53ef\u4ee5\u5c0f\u6279\u91cf\u91c7\u8d2d，\u9002\u5408\u5c0f\u6279\u91cf\u591a\u54c1\u79cd\u7684\u4ea7\u54c1\u3002<\/p>\n

4. \u56fd\u4ea7\u66ff\u4ee3\u6709\u8981\u6c42\u7684\u9879\u76ee：\u67d0\u4e9b\u884c\u4e1a（\u5982\u519b\u5de5\u3001\u653f\u5e9c\u3001\u5173\u952e\u57fa\u7840\u8bbe\u65bd）\u6709\u56fd\u4ea7\u66ff\u4ee3\u8981\u6c42，\u5fc5\u987b\u9009\u56fd\u4ea7\u5185\u5b58\u3002<\/p>\n

5. \u9700\u8981\u5feb\u901f\u6280\u672f\u652f\u6301\u7684\u9879\u76ee：\u56fd\u4ea7\u54c1\u724c\u7684\u6280\u672f\u652f\u6301\u54cd\u5e94\u5feb，\u53ef\u4ee5\u73b0\u573a\u652f\u6301，\u9700\u8981\u5feb\u901f\u89e3\u51b3\u95ee\u9898\u7684\u9879\u76ee\u9009\u56fd\u4ea7\u66f4\u65b9\u4fbf\u3002<\/p>\n

\u8c28\u614e\u9009\u56fd\u4ea7\u5185\u5b58\u7684\u60c5\u51b5：<\/p>\n

6. \u6781\u7aef\u6e29\u5ea6\u73af\u5883：\u5982\u679c\u4ea7\u54c1\u7684\u5de5\u4f5c\u6e29\u5ea6\u63a5\u8fd1\u6216\u8d85\u8fc785\u2103，\u56fd\u4ea7\u5de5\u4e1a\u7ea7\u5185\u5b58\u7684\u9ad8\u6e29\u7279\u6027\u9700\u8981\u91cd\u70b9\u9a8c\u8bc1，\u5efa\u8bae\u5148\u505a\u5145\u5206\u7684\u9ad8\u6e29\u6d4b\u8bd5\u518d\u51b3\u5b9a\u3002<\/p>\n

7. \u8d85\u9ad8\u53ef\u9760\u6027\u8981\u6c42：\u5982\u679c\u4ea7\u54c1\u662f\u533b\u7597\u8bbe\u5907\u3001\u822a\u7a7a\u822a\u5929\u3001\u5b89\u5168\u76f8\u5173\u8bbe\u5907，\u5bf9\u53ef\u9760\u6027\u8981\u6c42\u6781\u9ad8，\u5efa\u8bae\u4f18\u5148\u9009\u56fd\u9645\u5927\u5382\u7684\u8f66\u89c4\u7ea7\u6216\u9ad8\u53ef\u9760\u7ea7\u4ea7\u54c1，\u56fd\u4ea7\u5185\u5b58\u53ef\u4ee5\u4f5c\u4e3a\u5907\u9009\u3002<\/p>\n

8. \u957f\u671f\u4f9b\u8d27\u8981\u6c42\u8d85\u8fc710\u5e74：\u5982\u679c\u4ea7\u54c1\u7684\u751f\u547d\u5468\u671f\u8d85\u8fc710\u5e74，\u56fd\u9645\u5927\u5382\u7684\u5de5\u4e1a\u7ea7\u578b\u53f7\u4f9b\u8d27\u5468\u671f\u901a\u5e38\u66f4\u957f（10\u81f315\u5e74），\u56fd\u4ea7\u5185\u5b58\u7684\u4f9b\u8d27\u5468\u671f\u627f\u8bfa\u901a\u5e38\u662f5\u81f310\u5e74，\u9700\u8981\u548c\u4f9b\u5e94\u5546\u786e\u8ba4\u3002<\/p>\n

9. \u5bf9\u6279\u91cf\u4e00\u81f4\u6027\u8981\u6c42\u6781\u9ad8：\u5982\u679c\u4ea7\u54c1\u5bf9\u5185\u5b58\u53c2\u6570\u975e\u5e38\u654f\u611f（\u5982\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\u8bbe\u5907），\u56fd\u9645\u5927\u5382\u7684\u6279\u91cf\u4e00\u81f4\u6027\u66f4\u597d，\u56fd\u4ea7\u5185\u5b58\u9700\u8981\u7559\u66f4\u591a\u7684\u53c2\u6570\u4f59\u91cf\u3002<\/p>\n

4.2 \u9009\u578b\u6d41\u7a0b\u5efa\u8bae<\/p>\n

\u7b2c\u4e00\u6b65：\u660e\u786e\u9700\u6c42<\/p>\n

\u901f\u7387\u8981\u6c42（LPDDR4X-3200\/3733\/4266，\u8fd8\u662fLPDDR5-5500\/6400）<\/p>\n

\u5bb9\u91cf\u8981\u6c42（2GB\/4GB\/8GB\/16GB）<\/p>\n

\u6e29\u5ea6\u8303\u56f4（\u5546\u89c40\u81f370\u2103，\u8fd8\u662f\u5de5\u4e1a\u7ea7-25\u81f385\u2103）<\/p>\n

\u4f9b\u8d27\u5468\u671f\u8981\u6c42（5\u5e74\/10\u5e74）<\/p>\n

\u9884\u7b97\u8303\u56f4<\/p>\n

\u7b2c\u4e8c\u6b65：\u7b5b\u9009\u5019\u9009\u54c1\u724c\u548c\u578b\u53f7<\/p>\n

\u5217\u51fa\u6ee1\u8db3\u9700\u6c42\u7684\u56fd\u4ea7\u54c1\u724c\u548c\u578b\u53f7（\u81f3\u5c112\u81f33\u5bb6）<\/p>\n

\u786e\u8ba4DDR\u63a7\u5236\u5668\u7684\u652f\u6301\u5217\u8868<\/p>\n

\u786e\u8ba4\u4f9b\u8d27\u5468\u671f\u548c\u4ef7\u683c<\/p>\n

\u786e\u8ba4\u5c01\u6d4b\u8d28\u91cf\u548c\u6d4b\u8bd5\u6807\u51c6<\/p>\n

\u7b2c\u4e09\u6b65：\u6837\u54c1\u9a8c\u8bc1<\/p>\n

\u5411\u6bcf\u5bb6\u4f9b\u5e94\u5546\u8981\u6837\u54c1（\u81f3\u5c112\u81f33\u4e2a\u6279\u6b21）<\/p>\n

\u505a\u517c\u5bb9\u6027\u6d4b\u8bd5（\u4e0a\u7535\u3001Training\u3001\u57fa\u672c\u529f\u80fd）<\/p>\n

\u505a\u6027\u80fd\u6d4b\u8bd5（\u5e26\u5bbd\u3001\u5ef6\u8fdf）<\/p>\n

\u505a\u5168\u6e29\u533a\u6d4b\u8bd5（\u5e38\u6e29\u3001\u9ad8\u6e29\u3001\u4f4e\u6e29）<\/p>\n

\u505a\u957f\u65f6\u95f4\u7a33\u5b9a\u6027\u6d4b\u8bd5（\u81f3\u5c1172\u5c0f\u65f6）<\/p>\n

\u7b2c\u56db\u6b65：\u5c0f\u6279\u91cf\u8bd5\u4ea7<\/p>\n

\u9009\u62e91\u81f32\u5bb6\u901a\u8fc7\u9a8c\u8bc1\u7684\u4f9b\u5e94\u5546<\/p>\n

\u5c0f\u6279\u91cf\u8bd5\u4ea7（50\u81f3100\u53f0）<\/p>\n

\u505a\u5168\u6d41\u7a0b\u9a8c\u8bc1（\u751f\u4ea7\u3001\u6d4b\u8bd5\u3001\u8001\u5316）<\/p>\n

\u6536\u96c6\u4e0d\u826f\u7387\u548c\u73b0\u573a\u53cd\u9988<\/p>\n

\u7b2c\u4e94\u6b65：\u6279\u91cf\u751f\u4ea7\u548c\u6301\u7eed\u76d1\u63a7<\/p>\n

\u786e\u5b9a\u4e3b\u4f9b\u5e94\u5546\u548c\u5907\u9009\u4f9b\u5e94\u5546<\/p>\n

\u6279\u91cf\u751f\u4ea7<\/p>\n

\u6301\u7eed\u76d1\u63a7\u4e0d\u826f\u7387\u548c\u6279\u6b21\u4e00\u81f4\u6027<\/p>\n

\u5b9a\u671f\u505a\u53ef\u9760\u6027\u9a8c\u8bc1<\/p>\n

4.3 \u56fd\u4ea7\u54c1\u724c\u7684\u9009\u62e9<\/p>\n

\u76ee\u524d\u505a\u5de5\u4e1a\u7ea7LPDDR\u5185\u5b58\u7684\u56fd\u4ea7\u54c1\u724c\u6709\u597d\u51e0\u5bb6，\u5305\u62ec\u6c5f\u6ce2\u9f99（Longsys）\u3001\u4f70\u7ef4（Biwin）\u3001\u6c49\u56db（ROCFOUR）\u7b49\u3002\u4e0d\u540c\u54c1\u724c\u7684\u5b9a\u4f4d\u548c\u4f18\u52bf\u4e0d\u4e00\u6837：<\/p>\n

\u6c5f\u6ce2\u9f99：\u89c4\u6a21\u5927，\u4ea7\u54c1\u7ebf\u5168，\u6d88\u8d39\u7ea7\u548c\u5de5\u4e1a\u7ea7\u90fd\u6709，\u6536\u8d2d\u4e86\u96f7\u514b\u6c99（Lexar）\u54c1\u724c，\u6280\u672f\u5b9e\u529b\u5f3a\u3002<\/p>\n

\u4f70\u7ef4：\u4e13\u6ce8\u5b58\u50a8，\u6d88\u8d39\u7ea7\u548c\u5de5\u4e1a\u7ea7\u90fd\u6709，\u5728\u5d4c\u5165\u5f0f\u5b58\u50a8\u9886\u57df\u6709\u4e00\u5b9a\u79ef\u7d2f\u3002<\/p>\n

\u6c49\u56db（ROCFOUR）：\u4e13\u6ce8\u5de5\u4e1a\u7ea7\u5185\u5b58，\u4ea7\u54c1\u7ebf\u8986\u76d6LPDDR4X\u548cLPDDR5，\u6e29\u533a\u8986\u76d6\u5546\u89c4\u548c\u5de5\u4e1a\u7ea7（-25\u81f385\u2103），\u91c7\u7528\u957f\u946b\u6676\u5706+\u56fd\u5185\u5c01\u6d4b\u7684\u5168\u94fe\u8def\u56fd\u4ea7\u6a21\u5f0f，\u5728\u5de5\u4e1a\u7ea7\u5e02\u573a\u6709\u4e00\u5b9a\u7684\u5ba2\u6237\u57fa\u7840\u3002<\/p>\n

\u9009\u578b\u7684\u65f6\u5019\u5efa\u8bae\u4e0d\u8981\u53ea\u770b\u54c1\u724c，\u8981\u770b\u5177\u4f53\u578b\u53f7\u7684\u6d4b\u8bd5\u6570\u636e\u548c\u5b9e\u9645\u9a8c\u8bc1\u7ed3\u679c\u3002\u4e0d\u540c\u54c1\u724c\u7684\u4e0d\u540c\u578b\u53f7，\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u53ef\u80fd\u6709\u5dee\u5f02\u3002\u5efa\u8bae\u81f3\u5c11\u9a8c\u8bc12\u81f33\u5bb6，\u7136\u540e\u9009\u62e9\u6700\u9002\u5408\u81ea\u5df1\u4ea7\u54c1\u7684\u3002<\/p>\n

\u4e94\u3001\u672a\u6765\u5c55\u671b<\/p>\n

\u6700\u540e\u7b80\u5355\u5c55\u671b\u4e00\u4e0b\u56fd\u4ea7LPDDR\u5185\u5b58\u7684\u672a\u6765\u53d1\u5c55\u3002<\/p>\n

\u6280\u672f\u65b9\u9762： LPDDR5X（\u901f\u73878533Mbps\u4ee5\u4e0a）\u5df2\u7ecf\u5728\u89c4\u5212\u548c\u9001\u6837，\u672a\u67651\u81f32\u5e74\u4f1a\u8fdb\u5165\u6279\u91cf\u91cf\u4ea7\u3002LPDDR6\u4e5f\u5728\u7814\u53d1\u4e2d，\u9884\u8ba12027\u81f32028\u5e74\u91cf\u4ea7\u3002HBM（\u9ad8\u5e26\u5bbd\u5185\u5b58）\u662f\u53e6\u4e00\u4e2a\u91cd\u8981\u65b9\u5411，\u56fd\u4ea7HBM\u8fd8\u5728\u8d77\u6b65\u9636\u6bb5，\u4f46\u957f\u671f\u6765\u770b\u662f\u5fc5\u7136\u8d8b\u52bf\u3002<\/p>\n

\u4ea7\u80fd\u65b9\u9762： \u957f\u946b\u5b58\u50a8\u7684\u4ea7\u80fd\u4e00\u76f4\u5728\u6269\u5f20，\u5317\u4eac\u3001\u5408\u80a5\u3001\u6df1\u5733\u7b49\u5730\u7684\u4ea7\u80fd\u9646\u7eed\u6295\u4ea7，\u672a\u6765\u51e0\u5e74\u56fd\u4ea7\u5185\u5b58\u7684\u4ea7\u80fd\u4f1a\u6301\u7eed\u589e\u957f，\u4f9b\u8d27\u4fdd\u969c\u4f1a\u8d8a\u6765\u8d8a\u597d\u3002<\/p>\n

\u5e94\u7528\u65b9\u9762： \u56fd\u4ea7\u5185\u5b58\u7684\u5e94\u7528\u4f1a\u4ece\u6d88\u8d39\u7ea7\u5411\u5de5\u4e1a\u7ea7\u3001\u8f66\u89c4\u7ea7\u9010\u6b65\u6e17\u900f\u3002\u5de5\u4e1a\u7ea7\u5e02\u573a\u5df2\u7ecf\u8fdb\u5165\u6279\u91cf\u4f7f\u7528\u9636\u6bb5，\u8f66\u89c4\u7ea7\u5e02\u573a\u6b63\u5728\u8ba4\u8bc1\u548c\u9001\u6837\u9636\u6bb5，\u9884\u8ba1\u672a\u67653\u81f35\u5e74\u4f1a\u6709\u7a81\u7834\u3002<\/p>\n

\u751f\u6001\u65b9\u9762： \u56fd\u4ea7\u5185\u5b58\u7684\u751f\u6001\u4f1a\u8d8a\u6765\u8d8a\u5b8c\u5584，\u5305\u62ecSoC\u5382\u5546\u7684\u652f\u6301\u5217\u8868\u3001\u5f00\u53d1\u677f\u7684\u9ed8\u8ba4\u914d\u7f6e\u3001\u65b9\u6848\u516c\u53f8\u7684BOM\u53c2\u8003\u7b49\u3002\u517c\u5bb9\u6027\u95ee\u9898\u4f1a\u8d8a\u6765\u8d8a\u5c11，\u4f7f\u7528\u95e8\u69db\u4f1a\u8d8a\u6765\u8d8a\u4f4e\u3002<\/p>\n

\u516d\u3001\u603b\u7ed3<\/p>\n

\u56fd\u4ea7LPDDR\u5185\u5b58\u8fd9\u51e0\u5e74\u7684\u8fdb\u6b65\u662f\u5b9e\u5b9e\u5728\u5728\u7684\u3002\u4ece"\u80fd\u4e0d\u80fd\u7528"\u5230"\u597d\u4e0d\u597d\u7528"，\u518d\u5230"\u6279\u91cf\u4f7f\u7528"，\u56fd\u4ea7\u5185\u5b58\u5df2\u7ecf\u8d70\u8fc7\u4e86\u6700\u8270\u96be\u7684\u9636\u6bb5\u3002<\/p>\n

\u5ba2\u89c2\u603b\u7ed3\u4e00\u4e0b\u4f7f\u7528\u4f53\u9a8c：<\/p>\n

1. \u517c\u5bb9\u6027：pin\u811a\u517c\u5bb9，\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u53ef\u4ee5\u76f4\u63a5\u6362\u6599，\u4f46\u8981\u6ce8\u610fDDR\u63a7\u5236\u5668\u652f\u6301\u5217\u8868\u3001\u65f6\u5e8f\u53c2\u6570\u3001\u4e0a\u7535\u65f6\u5e8f，\u5efa\u8bae\u505a\u5145\u5206\u7684\u517c\u5bb9\u6027\u9a8c\u8bc1\u3002<\/p>\n

2. \u6027\u80fd：\u5e38\u6e29\u4e0b\u548c\u56fd\u9645\u5927\u5382\u57fa\u672c\u6ca1\u5dee\u8ddd，\u9ad8\u6e29\u4e0b\u6027\u80fd\u4fdd\u6301\u7565\u6709\u5dee\u8ddd\u4f46\u5728\u53ef\u63a5\u53d7\u8303\u56f4\u5185，\u7edd\u5927\u591a\u6570\u5de5\u4e1a\u5e94\u7528\u6027\u80fd\u591f\u7528\u3002<\/p>\n

3. \u7a33\u5b9a\u6027：\u5de5\u4e1a\u7ea7\u4ea7\u54c1\u7ecf\u8fc7\u5927\u91cf\u9879\u76ee\u9a8c\u8bc1，\u7a33\u5b9a\u6027\u80fd\u591f\u6ee1\u8db3\u5de5\u4e1a\u5e94\u7528\u8981\u6c42\u3002\u6d88\u8d39\u7ea7\u4ea7\u54c1\u4e0d\u8981\u7528\u5728\u5de5\u4e1a\u4ea7\u54c1\u91cc\u3002<\/p>\n

4. \u4f9b\u8d27：\u4ea4\u671f\u77ed\u3001\u8d77\u8ba2\u91cf\u7075\u6d3b\u3001\u4ef7\u683c\u7a33\u5b9a\u3001\u6280\u672f\u652f\u6301\u54cd\u5e94\u5feb，\u662f\u76f8\u5bf9\u4e8e\u56fd\u9645\u5927\u5382\u7684\u660e\u663e\u4f18\u52bf\u3002<\/p>\n

5. \u8e29\u8fc7\u7684\u5751：\u4e0d\u8981\u4ee5\u4e3apin\u811a\u517c\u5bb9\u5c31\u76f4\u63a5\u6362\u6599\u3001\u4e0d\u8981\u7528\u6d88\u8d39\u7ea7\u505a\u5de5\u4e1a\u4ea7\u54c1\u3001\u4e0d\u8981\u53ea\u770b\u6676\u5706\u4e0d\u770b\u5c01\u6d4b\u3001\u4e0d\u8981\u628a\u65f6\u5e8f\u538b\u5230\u6781\u9650\u3001\u4e0d\u8981\u4e0d\u505a\u9ad8\u6e29\u6d4b\u8bd5\u5c31\u91cf\u4ea7\u3001\u4e0d\u8981\u4e0d\u786e\u8ba4\u4f9b\u8d27\u5468\u671f\u5c31\u9009\u578b\u3002<\/p>\n

\u9009\u578b\u5efa\u8bae： \u6210\u672c\u654f\u611f\u3001\u4ea4\u671f\u7d27\u5f20\u3001\u5c0f\u6279\u91cf\u591a\u54c1\u79cd\u3001\u6709\u56fd\u4ea7\u66ff\u4ee3\u8981\u6c42\u3001\u9700\u8981\u5feb\u901f\u6280\u672f\u652f\u6301\u7684\u9879\u76ee，\u63a8\u8350\u9009\u56fd\u4ea7\u5185\u5b58\u3002\u6781\u7aef\u6e29\u5ea6\u3001\u8d85\u9ad8\u53ef\u9760\u6027\u3001\u8d85\u957f\u4f9b\u8d27\u5468\u671f\u7684\u9879\u76ee，\u8c28\u614e\u9009\u62e9，\u5efa\u8bae\u5148\u505a\u5145\u5206\u9a8c\u8bc1\u3002<\/p>\n

\u56fd\u4ea7\u5185\u5b58\u4e0d\u662f\u4e07\u80fd\u7684，\u4f46\u4e5f\u4e0d\u662f\u6d2a\u6c34\u731b\u517d\u3002\u5b83\u6709\u81ea\u5df1\u7684\u4f18\u52bf\u548c\u4e0d\u8db3，\u5173\u952e\u662f\u6839\u636e\u81ea\u5df1\u7684\u4ea7\u54c1\u9700\u6c42，\u9009\u62e9\u5408\u9002\u7684\u54c1\u724c\u548c\u578b\u53f7，\u505a\u5145\u5206\u7684\u9a8c\u8bc1，\u7559\u8db3\u591f\u7684\u4f59\u91cf\u3002\u8fd9\u6837\u624d\u80fd\u7528\u597d\u56fd\u4ea7\u5185\u5b58，\u4eab\u53d7\u56fd\u4ea7\u66ff\u4ee3\u5e26\u6765\u7684\u6210\u672c\u548c\u4f9b\u8d27\u4f18\u52bf\u3002<\/p>\n

\u6709\u56fd\u4ea7\u5185\u5b58\u9009\u578b\u548c\u4f7f\u7528\u76f8\u5173\u7684\u95ee\u9898，\u6b22\u8fce\u8bc4\u8bba\u533a\u4ea4\u6d41\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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