{"id":6075,"date":"2026-07-10T09:00:00","date_gmt":"2026-07-10T00:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/zh-tw\/?post_type=column&#038;p=6075"},"modified":"2026-08-07T16:31:45","modified_gmt":"2026-08-07T07:31:45","slug":"sram-vs-dram-basics","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/zh-tw\/tech-column\/sram-vs-dram-basics\/","title":{"rendered":"SRAM \u8207 DRAM \u6709\u4f55\u4e0d\u540c\uff1f\u67b6\u69cb\u3001\u901f\u5ea6\u3001\u529f\u8017\u8207\u61c9\u7528\u5834\u666f\u5168\u89e3\u6790"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728\u534a\u5c0e\u9ad4\u8207\u7cfb\u7d71\u8a2d\u8a08\u9818\u57df\uff0c\u9078\u64c7\u5408\u9069\u7684\u8a18\u61b6\u9ad4\u5c0d\u65bc\u63d0\u5347\u7522\u54c1\u7af6\u722d\u529b\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u5f9e\u5e95\u5c64\u7269\u7406\u67b6\u69cb\u3001\u8b80\u5beb\u901f\u5ea6\u3001\u529f\u8017\u8868\u73fe\u53ca\u5be6\u969b\u61c9\u7528\u7b49\u7dad\u5ea6\uff0c\u6df1\u5165\u89e3\u6790 <strong>SRAM<\/strong> \u8207 <strong>DRAM<\/strong> \u7684\u672c\u8cea\u5dee\u7570\u3002\u9664\u4e86\u50b3\u7d71\u8a18\u61b6\u9ad4\u7684\u9078\u578b\u8981\u9ede\u5916\uff0c\u4e5f\u5c07\u63a2\u8a0e <strong>FeRAM<\/strong>\uff08FRAM\uff09\u7b49\u65b0\u8208<strong>\u8a18\u61b6\u9ad4\u6280\u8853<\/strong>\u5982\u4f55\u586b\u88dc\u50b3\u7d71\u8a18\u61b6\u9ad4\u7684\u4e0d\u8db3\uff0c\u5354\u52a9\u7814\u767c\u5de5\u7a0b\u5e2b\u505a\u51fa\u6700\u512a\u6c7a\u7b56\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SRAM \u8207 DRAM \u662f\u4ec0\u9ebc \u2014\u2014 \u57fa\u672c\u7d50\u69cb\u8207\u904b\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u8207 DRAM \u96d6\u7136\u540c\u5c6c\u65bc\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\uff08Volatile Memory\uff09\uff0c\u5176\u7279\u6027\u662f\u50c5\u5728\u96fb\u6e90\u4f9b\u61c9\u671f\u9593\u624d\u80fd\u4fdd\u6301\u6578\u64da\uff0c\u4f46\u5169\u8005\u7684\u5167\u90e8\u96fb\u8def\u8a2d\u8a08\u8207\u52d5\u4f5c\u908f\u8f2f\u537b\u5b58\u5728\u986f\u8457\u7684\u7269\u7406\u6027\u5340\u5225\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u7684\u57fa\u790e\u77e5\u8b58\u8207 RAM \u7684\u89d2\u8272<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RAM\uff08\u96a8\u6a5f\u5b58\u53d6\u8a18\u61b6\u9ad4\uff09\u4f5c\u70ba\u7cfb\u7d71\u7684\u6838\u5fc3\u4e3b\u8a18\u61b6\u9ad4\uff0c\u5176\u904b\u7b97\u908f\u8f2f\u76f4\u63a5\u6c7a\u5b9a\u4e86 CPU \u8655\u7406\u6548\u7387\u3002RAM \u7684\u4e3b\u8981\u4efb\u52d9\u662f\u63d0\u4f9b\u4e00\u500b\u9ad8\u901f\u7684\u6578\u64da\u4ea4\u63db\u5340\u7a7a\u9593\uff0c\u8b93\u8655\u7406\u5668\u80fd\u5373\u6642\u8abf\u5ea6\u6307\u4ee4\u3002\u96d6\u7136\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u5728\u65b7\u96fb\u5f8c\u6578\u64da\u6703\u6d88\u5931\uff0c\u4f46\u5176\u5e36\u4f86\u7684\u4f4e\u5ef6\u9072\u8207\u9ad8\u983b\u5bec\u662f\u7cfb\u7d71\u6d41\u66a2\u904b\u884c\u7684\u57fa\u77f3\u3002\u56e0\u6b64\uff0c\u6df1\u5165\u7406\u89e3 RAM \u7684\u6280\u8853\u898f\u683c\uff0c\u5c0d\u65bc\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6027\u80fd\u512a\u5316\u5177\u6709\u6c7a\u5b9a\u6027\u7684\u610f\u7fa9\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SRAM \u7684\u67b6\u69cb\uff08\u6b63\u53cd\u5668\u96fb\u8def\uff09\u8207\u904b\u4f5c\u539f\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SRAM<\/strong>\uff08Static RAM\uff09\u5229\u7528\u7531 4 \u5230 6 \u500b\u96fb\u6676\u9ad4\u69cb\u6210\u7684\u300c\u6b63\u53cd\u5668\uff08Flip-flop\uff09\u300d\u96fb\u8def\u4f86\u5132\u5b58 1 \u4f4d\u5143\u7684\u8cc7\u8a0a\u3002\u5176\u6700\u5927\u7684\u6280\u8853\u512a\u52e2\u5728\u65bc\uff1a\u53ea\u8981\u96fb\u6e90\u6301\u7e8c\u4f9b\u61c9\uff0c\u5132\u5b58\u72c0\u614b\u5c31\u80fd\u81ea\u6211\u7dad\u6301\uff0c\u5b8c\u5168\u4e0d\u9700\u8981\u5916\u90e8\u7684\u300c\u5237\u65b0\uff08Refresh\uff09\u300d\u64cd\u4f5c\u3002\u9019\u7a2e\u300c\u975c\u614b\u300d\u7279\u6027\u8ce6\u4e88\u4e86 SRAM \u6975\u81f4\u7684\u5b58\u53d6\u901f\u5ea6\u8207\u6975\u4f4e\u7684\u521d\u59cb\u5ef6\u9072\uff08Latency\uff09\u3002\u7136\u800c\uff0c\u9019\u7a2e\u8907\u96dc\u7684 6T \u96fb\u6676\u9ad4\u7d50\u69cb\u4f54\u7528\u4e86\u8f03\u5927\u7684\u77fd\u6676\u5713\u9762\u7a4d\uff0c\u5c0e\u81f4\u5176\u96c6\u6210\u5ea6\u53d7\u9650\uff0c\u55ae\u4f4d\u5bb9\u91cf\u7684\u751f\u7522\u6210\u672c\u4e5f\u9060\u9ad8\u65bc\u5176\u4ed6\u8a18\u61b6\u9ad4\u985e\u578b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DRAM \u7684\u67b6\u69cb\uff08\u96fb\u5bb9\u5668 + \u96fb\u6676\u9ad4\uff09\u8207\u5237\u65b0\u52d5\u4f5c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>DRAM<\/strong>\uff08Dynamic RAM\uff09\u7684\u55ae\u5143\u7d50\u69cb\u6975\u70ba\u7cbe\u7c21\uff0c\u50c5\u7531\u55ae\u500b\u96fb\u6676\u9ad4\u8207\u55ae\u500b\u96fb\u5bb9\u5668\uff081T1C\uff09\u7d44\u6210\u3002\u5b83\u900f\u904e\u96fb\u5bb9\u5668\u5167\u96fb\u8377\u7684\u6709\u7121\u4f86\u5b9a\u7fa9\u4f4d\u5143\u72c0\u614b\u3002\u7136\u800c\uff0c\u7531\u65bc\u96fb\u5bb9\u5668\u5b58\u5728\u81ea\u7136\u7684\u6f0f\u96fb\u73fe\u8c61\uff0c\u96fb\u8377\u6703\u96a8\u6642\u9593\u8870\u6e1b\uff0c\u56e0\u6b64\u7cfb\u7d71\u5fc5\u9808\u6bcf\u79d2\u9032\u884c\u6578\u6b21\u91cd\u65b0\u5beb\u5165\u7684\u300c\u5237\u65b0\u300d\u52d5\u4f5c\u4ee5\u9632\u6b62\u6578\u64da\u907a\u5931\u3002\u9019\u7a2e\u300c\u52d5\u614b\u300d\u6a5f\u5236\u96d6\u7136\u8b93 DRAM \u5177\u5099\u4e86\u6975\u9ad8\u7684\u96c6\u6210\u5ea6\u8207\u4f4e\u6210\u672c\u5927\u5bb9\u91cf\u7684\u512a\u9ede\uff0c\u4f46\u4e5f\u5e36\u4f86\u4e86\u5237\u65b0\u5ef6\u9072\u8207\u984d\u5916\u529f\u8017\u7684\u6280\u8853\u6311\u6230\uff0c\u8a2d\u8a08\u8005\u5fc5\u9808\u5728<strong>\u61c9\u7528<\/strong>\u7aef\u59a5\u5584\u8655\u7406\u9019\u4e9b\u7279\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SRAM \u8207 DRAM \u7684\u6027\u80fd\u8207\u7279\u6027\u5dee\u7570<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u69cb\u4e0a\u7684\u6839\u672c\u5dee\u7570\uff0c\u76f4\u63a5\u5c0e\u81f4\u4e86 SRAM \u8207 DRAM \u5728\u901f\u5ea6\u3001\u80fd\u8017\u53ca\u7d93\u6fdf\u6548\u76ca\u4e0a\u7684\u4e8c\u5143\u5316\u8868\u73fe\u3002\u9019\u4e9b\u7279\u6027\u5dee\u7570\u4e0d\u50c5\u50c5\u662f\u6280\u8853\u6307\u6a19\uff0c\u66f4\u662f\u8a2d\u8a08\u8907\u96dc\u5ea6\u8207\u6210\u672c\u63a7\u5236\u7684\u6838\u5fc3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b58\u53d6\u901f\u5ea6\u8207\u5ef6\u9072\u7684\u5dee\u7570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SRAM \u7531\u65bc\u4e0d\u9700\u8981\u96fb\u8377\u5145\u653e\u96fb\u8207\u653e\u5927\u611f\u6e2c\u7684\u904e\u7a0b\uff0c\u80fd\u5920\u5728\u7d0d\u79d2\uff08ns\uff09\u7b49\u7d1a\u5b8c\u6210\u6578\u64da\u8f38\u51fa\uff0c\u9019\u4f7f\u5176\u6210\u70ba\u8655\u7406\u5668\u5feb\u53d6\uff08Cache\uff09\u7684\u552f\u4e00\u9078\u64c7\u3002\u76f8\u5c0d\u5730\uff0cDRAM \u5728\u8b80\u53d6\u6642\u9700\u8981\u9032\u884c\u96fb\u8377\u5171\u4eab\u3001\u4fe1\u865f\u653e\u5927\u4ee5\u53ca\u56e0\u61c9\u5237\u65b0\u885d\u7a81\uff0c\u5b58\u53d6\u901f\u5ea6\u660e\u986f\u6162\u65bc SRAM\u3002\u9019\u9805\u6027\u80fd\u5dee\u8ddd\u4f7f\u5f97 SRAM \u5e38\u7528\u65bc\u7de9\u89e3\u8655\u7406\u5668\u8207\u6162\u901f\u5132\u5b58\u8a2d\u5099\u4e4b\u9593\u7684\u6548\u80fd\u74f6\u9838\uff0c\u800c DRAM \u5247\u8ca0\u8cac\u627f\u8f09\u5927\u578b\u6578\u64da\u96c6\u7684\u904b\u7b97\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u529f\u8017\u8207\u904b\u4f5c\u7279\u6027\u7684\u6bd4\u8f03<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u65bc SRAM \u4e0d\u9700\u8981\u4efb\u4f55\u52d5\u614b\u5237\u65b0\u52d5\u4f5c\uff0c\u5728\u7cfb\u7d71\u5f85\u6a5f\u72c0\u614b\u4e0b\u7684\u975c\u614b\u529f\u8017\u6975\u4f4e\uff0c\u9019\u5728\u4f4e\u529f\u8017\u5d4c\u5165\u5f0f\u7cfb\u7d71\u4e2d\u6975\u5177\u5438\u5f15\u529b\u3002\u7136\u800c\uff0c\u7531\u65bc\u5176\u96fb\u6676\u9ad4\u5bc6\u5ea6\u8f03\u9ad8\uff0c\u5728\u5927\u898f\u6a21\u5207\u63db\u6578\u64da\u6642\u7684\u52d5\u614b\u529f\u8017\u6703\u986f\u8457\u4e0a\u5347\u3002DRAM \u5247\u76f8\u53cd\uff0c\u5176\u9031\u671f\u6027\u7684\u5237\u65b0\u64cd\u4f5c\u662f\u6046\u5b9a\u7684\u529f\u8017\u4f86\u6e90\uff0c\u7121\u8ad6\u7cfb\u7d71\u662f\u5426\u5728\u8b80\u5beb\u6578\u64da\uff0c\u90fd\u5fc5\u9808\u6d88\u8017\u96fb\u80fd\u4f86\u7dad\u8b77\u96fb\u8377\u3002\u5728\u8a2d\u8a08\u5927\u5bb9\u91cf\u8a18\u61b6\u9ad4\u7cfb\u7d71\u6642\uff0c\u5237\u65b0\u7522\u751f\u7684\u71b1\u91cf\u8207\u80fd\u8017\u662f\u5de5\u7a0b\u5e2b\u5fc5\u9808\u7cbe\u78ba\u8a08\u7b97\u7684\u9805\u76ee\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96c6\u6210\u5ea6\u3001\u6210\u672c\u8207\u5bb9\u91cf\u7684\u5dee\u7570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u96c6\u6210\u5ea6\u65b9\u9762\uff0cDRAM \u5177\u6709\u58d3\u5012\u6027\u512a\u52e2\u3002\u55ae\u500b DRAM \u5132\u5b58\u55ae\u5143\u7684\u5927\u5c0f\u50c5\u70ba SRAM \u7684\u5e7e\u5206\u4e4b\u4e00\uff0c\u56e0\u6b64\u80fd\u5728\u6975\u5c0f\u7684\u6676\u7247\u9762\u7a4d\u5167\u63d0\u4f9b\u6578 GB \u7684\u5bb9\u91cf\uff0c\u5927\u5e45\u964d\u4f4e\u4e86\u6bcf\u4f4d\u5143\uff08Price per Bit\uff09\u7684\u6210\u672c\u3002SRAM \u56e0\u70ba\u6bcf\u500b\u5132\u5b58\u4f4d\u5143\u9700\u8981 6 \u500b\u96fb\u6676\u9ad4\uff0c\u5c0e\u81f4\u5176\u96fb\u8def\u677f\u4f54\u7528\u7a7a\u9593\u5927\u4e14\u50f9\u683c\u6602\u8cb4\u3002\u9019\u4e5f\u662f\u70ba\u4ec0\u9ebc SRAM \u901a\u5e38\u53ea\u4ee5 MB \u70ba\u55ae\u4f4d\u96c6\u6210\u5728\u6676\u7247\u5167\u90e8\uff0c\u800c DRAM \u5247\u4ee5\u6a21\u7d44\u5f62\u5f0f\u63d0\u4f9b\u6578 GB \u4ee5\u4e0a\u7684\u5bb9\u91cf\uff0c\u9019\u5169\u7a2e\u6280\u8853\u5728<strong>\u61c9\u7528<\/strong>\u5834\u666f\u4e0a\u5f62\u6210\u4e86\u5f37\u70c8\u7684\u4e92\u88dc\u95dc\u4fc2\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f9d\u61c9\u7528\u5834\u666f\u770b SRAM \u8207 DRAM \u7684\u5340\u5206\u8207\u9078\u7528<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SRAM<\/strong> \u8207 <strong>DRAM<\/strong> \u6839\u64da\u5176\u7269\u7406\u7279\u6027\u7684\u4e0d\u540c\uff0c\u5728\u7cfb\u7d71\u8a2d\u8a08\u4e2d\u626e\u6f14\u8457\u5b8c\u5168\u4e0d\u540c\u7684\u89d2\u8272\u3002\u901a\u5e38\u5728\u8ffd\u6c42\u6975\u81f4\u901f\u5ea6\u7684\u9818\u57df\u6703\u512a\u5148\u9078\u64c7 SRAM\uff0c\u800c\u82e5\u9700\u4ee5\u4f4e\u6210\u672c\u5be6\u73fe\u5927\u5bb9\u91cf\u6578\u64da\u5132\u5b58\uff0c\u5247 DRAM \u662f\u4e0d\u4e8c\u4e4b\u9078\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">CPU \u5feb\u53d6\uff08Cache\uff09\u63a1\u7528 SRAM \u7684\u539f\u56e0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CPU \u5feb\u53d6\u662f\u70ba\u4e86\u6975\u5927\u5316\u8655\u7406\u5668\u6548\u80fd\u800c\u8a2d\u8a08\u7684\u7a7a\u9593\uff0c\u8981\u6c42\u6975\u5176\u9ad8\u901f\u7684\u6578\u64da\u5b58\u53d6\u3002SRAM \u5177\u5099\u7121\u9700\u5237\u65b0\uff08Refresh\uff09\u4e14\u4f4e\u5ef6\u9072\uff08Low Latency\uff09\u7684\u512a\u9ede\uff0c\u975e\u5e38\u9069\u5408\u4f5c\u70ba\u7dca\u9130 CPU \u6838\u5fc3\u7684\u5feb\u53d6\u8a18\u61b6\u9ad4\u3002\u7279\u5225\u662f\u5728 L1 \u6216 L2 \u5feb\u53d6\u4e2d\uff0c\u5f80\u5f80\u8981\u6c42\u6578\u7d0d\u79d2\uff08ns\uff09\u7b49\u7d1a\u7684\u97ff\u61c9\u901f\u5ea6\uff0c\u56e0\u6b64\u5373\u4f7f SRAM \u7684\u6210\u672c\u8207\u5360\u7528\u82af\u7247\u9762\u7a4d\u8f03\u9ad8\uff0c\u7814\u767c\u7aef\u4ecd\u6703\u70ba\u4e86\u6548\u80fd\u8868\u73fe\u800c\u63a1\u7528\u3002\u5728\u9019\u7a2e\u300c\u901f\u5ea6\u81f3\u4e0a\u300d\u7684\u8a2d\u8a08\u9700\u6c42\u4e0b\uff0cSRAM \u7684\u6280\u8853\u7279\u6027\u5177\u6709\u4e0d\u53ef\u66ff\u4ee3\u7684\u50f9\u503c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u8a18\u61b6\u9ad4\uff08Main Memory\uff09\u63a1\u7528 DRAM \u7684\u539f\u56e0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8a18\u61b6\u9ad4\u5fc5\u9808\u627f\u8f09\u4f5c\u696d\u7cfb\u7d71\uff08OS\uff09\u8207\u5927\u91cf\u61c9\u7528\u7a0b\u5f0f\u7684\u6578\u64da\uff0c\u56e0\u6b64\u300c\u5bb9\u91cf\u5bc6\u5ea6\u300d\u8207\u300c\u6210\u672c\u6548\u76ca\u300d\u662f\u6700\u9ad8\u8003\u91cf\u3002<strong>DRAM<\/strong> \u5177\u5099\u9ad8\u5ea6\u96c6\u6210\u5316\u7684\u6f5b\u529b\uff0c\u80fd\u5728\u76f8\u540c\u7684\u82af\u7247\u9762\u7a4d\u4e0b\u63d0\u4f9b\u9060\u8d85 SRAM \u7684\u5132\u5b58\u5bb9\u91cf\uff0c\u5b8c\u7f8e\u5951\u5408\u4e3b\u8a18\u61b6\u9ad4\u7684\u9700\u6c42\u3002\u96d6\u7136 DRAM \u7684\u5b58\u53d6\u901f\u5ea6\u4e0d\u53ca SRAM\uff0c\u4f46\u900f\u904e\u5b58\u53d6\u5c64\u7d1a\u69cb\u9020\uff08Memory Hierarchy\uff09\u8207\u5feb\u53d6\u8a18\u61b6\u9ad4\u76f8\u4e92\u914d\u5408\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u88dc\u511f\u6027\u80fd\u4e0a\u7684\u7f3a\u53e3\u3002\u6b64\u5916\uff0cDRAM \u4f4e\u5ec9\u7684\u88fd\u9020\u6210\u672c\uff0c\u5c0d\u65bc\u7dad\u6301\u6574\u9ad4\u7cfb\u7d71\u7684\u6210\u672c\u5e73\u8861\u8d77\u5230\u4e86\u95dc\u9375\u4f5c\u7528\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f9d\u9700\u6c42\u9078\u7528\u8a18\u61b6\u9ad4\u6642\u7684\u8003\u91cf\u91cd\u9ede<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9078\u7528\u8a18\u61b6\u9ad4\u6642\uff0c\u4e0d\u61c9\u50c5\u770b\u55ae\u7d14\u7684\u901f\u5ea6\u6216\u5bb9\u91cf\uff0c\u9084\u5fc5\u9808\u7d9c\u5408\u8a55\u4f30\u300c\u529f\u8017\u300d\u3001\u300c\u5be6\u4f5c\u9762\u7a4d\u300d\u3001\u300c\u6210\u672c\u300d\u4ee5\u53ca\u8207\u6574\u9ad4\u7cfb\u7d71\u67b6\u69cb\u7684\u6574\u5408\u6027\u3002\u4f8b\u5982\uff0c\u5728\u5c0d\u5373\u6642\u6027\uff08Real-time\uff09\u8981\u6c42\u6975\u9ad8\u7684\u63a7\u5236\u7528\u9014\u4e2d\uff0c\u4f4e\u5ef6\u9072\u662f\u6c7a\u5b9a\u6027\u56e0\u7d20\uff0c\u6b64\u6642\u9ad8\u901f SRAM \u662f\u6700\u4f73\u9078\u64c7\uff1b\u800c\u5728\u6578\u64da\u4fdd\u7559\u91cf\u6975\u5927\u7684\u7cfb\u7d71\u4e2d\uff0cDRAM \u5247\u80fd\u767c\u63ee\u5176\u5bb9\u91cf\u512a\u52e2\u3002\u6839\u64da\u7522\u54c1\u9700\u6c42\u5b9a\u7fa9\u9078\u7528\u6700\u9069\u8a18\u61b6\u9ad4\uff0c\u662f\u7cfb\u7d71\u6548\u80fd\u512a\u5316\u7684\u6838\u5fc3\u5de5\u4f5c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u57fa\u65bc SRAM \u8207 DRAM \u5dee\u7570\u7684\u6700\u9069\u8a18\u61b6\u9ad4\u9078\u578b\u601d\u7dad<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3 SRAM \u8207 DRAM \u7684\u672c\u8cea\u5dee\u7570\uff0c\u4e26\u975e\u50c5\u662f\u898f\u683c\u5c0d\u6bd4\uff0c\u800c\u662f\u76f4\u63a5\u5f71\u97ff\u7cfb\u7d71\u6548\u80fd\u8207\u7e3d\u6210\u672c\u7684\u6c7a\u7b56\u904e\u7a0b\u3002\u70ba\u4e86\u5be6\u73fe\u6700\u9069\u5316\u7684\u8a18\u61b6\u9ad4\u914d\u7f6e\uff0c\u5fc5\u9808\u6839\u64da\u7528\u9014\u8207\u9700\u6c42\u898f\u683c\uff0c\u5c07\u5169\u8005\u7684\u7279\u6027\u9032\u884c\u5408\u7406\u7684\u7d44\u5408\u904b\u7528\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SRAM \u8207 DRAM \u5dee\u7570\u6574\u7406<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SRAM<\/strong>\uff1a\u5177\u5099\u9ad8\u901f\u3001\u4f4e\u5ef6\u9072\u4e14\u7121\u9700\u5237\u65b0\u7b49\u7279\u9ede\uff0c\u4f46\u55ae\u5143\u7d50\u69cb\u8907\u96dc\uff0c\u5728\u6210\u672c\u8207\u6574\u5408\u5bc6\u5ea6\uff08Density\uff09\u4e0a\u53d7\u5230\u9650\u5236\u3002<\/li>\n\n\n\n<li><strong>DRAM<\/strong>\uff1a\u67b6\u69cb\u7cbe\u7c21\uff0c\u5177\u5099\u6975\u4f73\u7684\u9ad8\u5bc6\u5ea6\u6574\u5408\u80fd\u529b\uff0c\u80fd\u4ee5\u4f4e\u6210\u672c\u5be6\u73fe\u5927\u5bb9\u91cf\uff0c\u4f46\u7f3a\u9ede\u662f\u5fc5\u9808\u5b9a\u671f\u5237\u65b0\u4e14\u8b80\u53d6\u901f\u5ea6\u76f8\u5c0d\u8f03\u6162\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5169\u8005\u4e4b\u9593\u5b58\u5728\u8457\u660e\u78ba\u7684\u6b0a\u8861\uff08Trade-off\uff09\u95dc\u4fc2\uff0c\u8a2d\u8a08\u8005\u61c9\u8457\u91cd\u65bc\u300c\u9069\u624d\u9069\u6240\u300d\u7684\u61c9\u7528\uff0c\u800c\u975e\u55ae\u7d14\u6bd4\u8f03\u5b70\u512a\u5b70\u52a3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7cfb\u7d71\u9700\u6c42\u5c0e\u5411\u7684\u9078\u578b\u5224\u65b7\u8ef8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9078\u578b\u6642\u61c9\u5efa\u7acb\u591a\u7dad\u5ea6\u7684\u8a55\u4f30\u9ad4\u7cfb\uff0c\u5305\u62ec\uff1a\u5b58\u53d6\u901f\u5ea6\u3001\u5bb9\u91cf\u9700\u6c42\u3001\u529f\u8017\u9810\u7b97\u3001\u63a1\u8cfc\u6210\u672c\u53ca PCB \u4f54\u7528\u9762\u7a4d\u3002\u57fa\u672c\u908f\u8f2f\u662f\uff1a\u9ad8\u901f\u8655\u7406\u9700\u6c42\u512a\u5148\u914d\u7f6e SRAM\uff0c\u5927\u5bb9\u91cf\u6578\u64da\u627f\u8f09\u5247\u9078\u64c7 DRAM\u3002\u6b64\u5916\uff0c\u900f\u904e\u5feb\u53d6\u8207\u4e3b\u8a18\u61b6\u9ad4\u7684\u968e\u5c64\u5f0f\u67b6\u69cb\u8a2d\u8a08\uff0c\u80fd\u6709\u6548\u4e92\u88dc\u5169\u8005\u7684\u5f31\u9ede\uff0c\u5be6\u73fe\u7cfb\u7d71\u6574\u9ad4\u7684\u6027\u80fd\u6700\u4f73\u5316\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u672a\u4f86\u8a18\u61b6\u9ad4\u6280\u8853\u8207\u65b0\u8208\u9078\u64c7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd1\u5e74\u4f86\uff0c\u9664\u4e86\u50b3\u7d71\u7684 SRAM \u8207 DRAM \u5916\uff0c<strong>\u4e0d\u63ee\u767c\u6027\u8a18\u61b6\u9ad4<\/strong>\u6280\u8853\u7684\u9032\u5c55\u4e5f\u5099\u53d7\u77da\u76ee\u3002\u5176\u4e2d\u6700\u5178\u578b\u7684\u4ee3\u8868\u4fbf\u662f <strong>FRAM<\/strong>\uff08<strong>FeRAM<\/strong>\uff0c\u5f37\u8a98\u96fb\u9ad4\u8a18\u61b6\u9ad4\uff09\u3002\u5b83\u517c\u5177\u9ad8\u901f\u5beb\u5165\u3001\u4f4e\u529f\u8017\u4ee5\u53ca\u96fb\u6e90\u5207\u65b7\u5f8c\u4ecd\u80fd\u4fdd\u6301\u6578\u64da\u7684\u300c\u975e\u63ee\u767c\u6027\u300d\u7279\u8cea\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FRAM \u5be6\u73fe\u4e86\u50b3\u7d71\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u96e3\u4ee5\u517c\u9867\u7684\u300c\u6578\u64da\u4fdd\u6301\u300d\u8207\u300c\u9ad8\u901f\u97ff\u61c9\u300d\u3002\u76ee\u524d\u5e02\u5834\u4e0a\u5df2\u6709\u652f\u63f4<strong>\u4e26\u5217\u4ecb\u9762\uff08Parallel Interface\uff09\u7684\u7522\u54c1\u7dda\uff0c\u80fd\u76f4\u63a5\u66ff\u63db\u50b3\u7d71\u7684\u975e\u540c\u6b65 SRAM\uff08Asynchronous SRAM\uff09\uff0c\u56e0\u6b64\u5728\u5d4c\u5165\u5f0f\u7cfb\u7d71<\/strong>\u3001\u5de5\u696d\u63a7\u5236\u53ca\u6578\u64da\u65e5\u8a8c\u4fdd\u5b58\uff08Data Logging\uff09\u7b49\u7528\u9014\u4e2d\uff0c\u63a1\u7528\u7387\u6b63\u8fc5\u901f\u63d0\u5347\u3002\u5c55\u671b\u672a\u4f86\uff0c\u91dd\u5c0d\u7279\u5b9a\u61c9\u7528\u9700\u6c42\uff0c\u5c07\u591a\u7a2e\u8a18\u61b6\u9ad4\u6280\u8853\u9032\u884c\u8907\u5408\u5f0f\u8a2d\u8a08\u5c07\u6210\u70ba\u4e3b\u6d41\u8da8\u52e2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>RAMXEED \u63d0\u4f9b\u7684\u4e26\u5217\u4ecb\u9762 FeRAM \u7cfb\u5217\u7522\u54c1<br><a href=\"https:\/\/www.ramxeed.com\/zh-tw\/product_detail\/p-1\/\">https:\/\/www.ramxeed.com\/zh-tw\/product_detail\/p-1\/<\/a><\/p>\n","protected":false},"featured_media":6076,"template":"","tech_category":[320],"tech_tag":[341,342,343,345,332],"column_category":[275],"class_list":["post-6075","column","type-column","status-publish","has-post-thumbnail","hentry","tech_category-memory-technology","tech_tag-341","tech_tag-sram","tech_tag-343","tech_tag-345","tech_tag-dram","column_category-others"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SRAM \u8207 DRAM \u6709\u4f55\u4e0d\u540c\uff1f\u67b6\u69cb\u3001\u901f\u5ea6\u3001\u529f\u8017\u8207\u61c9\u7528\u5834\u666f\u5168\u89e3\u6790<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u63a2\u8a0e SRAM \u8207 DRAM \u7684\u5e95\u5c64\u7269\u7406\u67b6\u69cb\uff08\u6b63\u53cd\u5668\u8207\u96fb\u5bb9\u5668\uff09\u5dee\u7570\u3002\u4e00\u6587\u770b\u61c2\u5169\u8005\u5728\u5b58\u53d6\u901f\u5ea6\u3001\u529f\u8017\u3001\u6676\u7247\u5bc6\u5ea6\u8207\u88fd\u9020\u6210\u672c\u4e0a\u7684\u6b0a\u8861\uff0c\u4e26\u89e3\u6790 CPU \u5feb\u53d6\u8207\u4e3b\u8a18\u61b6\u9ad4\u7684\u9078\u578b\u908f\u8f2f\uff0c\u52a0\u78bc\u4ecb\u7d39\u65b0\u8208 FeRAM\uff08\u9435\u96fb\u8a18\u61b6\u9ad4\uff09\u7684\u66ff\u4ee3\u512a\u52e2\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ramxeed.com\/zh-tw\/tech-column\/sram-vs-dram-basics\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SRAM \u8207 DRAM \u6709\u4f55\u4e0d\u540c\uff1f\u67b6\u69cb\u3001\u901f\u5ea6\u3001\u529f\u8017\u8207\u61c9\u7528\u5834\u666f\u5168\u89e3\u6790\" \/>\n<meta property=\"og:description\" content=\"\u6df1\u5165\u63a2\u8a0e SRAM \u8207 DRAM \u7684\u5e95\u5c64\u7269\u7406\u67b6\u69cb\uff08\u6b63\u53cd\u5668\u8207\u96fb\u5bb9\u5668\uff09\u5dee\u7570\u3002\u4e00\u6587\u770b\u61c2\u5169\u8005\u5728\u5b58\u53d6\u901f\u5ea6\u3001\u529f\u8017\u3001\u6676\u7247\u5bc6\u5ea6\u8207\u88fd\u9020\u6210\u672c\u4e0a\u7684\u6b0a\u8861\uff0c\u4e26\u89e3\u6790 CPU \u5feb\u53d6\u8207\u4e3b\u8a18\u61b6\u9ad4\u7684\u9078\u578b\u908f\u8f2f\uff0c\u52a0\u78bc\u4ecb\u7d39\u65b0\u8208 FeRAM\uff08\u9435\u96fb\u8a18\u61b6\u9ad4\uff09\u7684\u66ff\u4ee3\u512a\u52e2\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ramxeed.com\/zh-tw\/tech-column\/sram-vs-dram-basics\/\" \/>\n<meta property=\"og:site_name\" content=\"RAMXEED\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-07T07:31:45+00:00\" \/>\n<meta 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