{"id":6015,"date":"2026-03-25T09:00:00","date_gmt":"2026-03-25T00:00:00","guid":{"rendered":"https:\/\/www.ramxeed.com\/zh-tw\/?post_type=column&#038;p=6015"},"modified":"2026-03-22T23:04:32","modified_gmt":"2026-03-22T14:04:32","slug":"feram-vs-sram-selection-guide","status":"publish","type":"column","link":"https:\/\/www.ramxeed.com\/zh-tw\/tech-column\/feram-vs-sram-selection-guide\/","title":{"rendered":"FRAM \u8207 SRAM\uff0c\u8a72\u5982\u4f55\u9078\u64c7\uff1f\u57fa\u65bc\u8a2d\u8a08\u9700\u6c42\u7684\u6bd4\u8f03\u8207\u9078\u5b9a\u6307\u5357"},"content":{"rendered":"\n<p>\u672c\u6587\u5c07\u5f9e\u7d50\u69cb\u3001\u901f\u5ea6\u3001\u529f\u8017\u53ca\u8010\u4e45\u6027\u7b49\u89d2\u5ea6\uff0c\u6df1\u5165\u6bd4\u8f03 <strong>FRAM<\/strong>\uff08\u5f37\u8a98\u96fb\u9ad4\u8a18\u61b6\u9ad4\uff0c<strong>FeRAM<\/strong>\uff09\u8207 <strong>SRAM<\/strong> \u7684\u5dee\u7570\u8207\u7279\u6027\u3002\u6211\u5011\u5c07\u91dd\u5c0d\u4e0d\u540c\u7528\u9014\u8207\u8a2d\u8a08\u9700\u6c42\u89e3\u6790\u9078\u5b9a\u8981\u9ede\uff0c\u5354\u52a9\u60a8\u9078\u64c7\u6700\u5408\u9069\u7684\u8a18\u61b6\u9ad4\u65b9\u6848\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FRAM \u8207 SRAM \u7684\u57fa\u790e\u77e5\u8b58\u8207\u67b6\u69cb\u5dee\u7570<\/h2>\n\n\n\n<p>\u96d6\u7136 FRAM \u8207 SRAM \u90fd\u662f\u5177\u5099\u9ad8\u901f\u5b58\u53d6\u80fd\u529b\u7684 RAM\uff0c\u4f46\u5728\u300c\u63ee\u767c\u6027\u300d\u8207\u300c\u975e\u63ee\u767c\u6027\u300d\u3001\u7d50\u69cb\u53ca\u7528\u9014\u4e0a\u537b\u6709\u986f\u8457\u4e0d\u540c\u7684\u7279\u6027\u3002\u672c\u7ae0\u5c07\u6574\u7406\u5169\u8005\u7684\u57fa\u672c\u7d50\u69cb\u8207\u904b\u4f5c\u539f\u7406\uff0c\u4e26\u5f9e\u6280\u8853\u89d2\u5ea6\u89e3\u6790\u5404\u5225\u8a18\u61b6\u9ad4\u6240\u626e\u6f14\u7684\u89d2\u8272\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u790e\u77e5\u8b58\uff0c\u5c07\u6709\u52a9\u65bc\u5f8c\u7e8c\u7684\u6bd4\u8f03\u8207\u9078\u578b\u5224\u65b7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SRAM \u7684\u7d50\u69cb\u8207\u7279\u6027\uff1a\u63ee\u767c\u6027\u8207\u9ad8\u901f\u5b58\u53d6\u7684\u6a5f\u5236<\/h3>\n\n\n\n<p><strong>SRAM<\/strong>\uff08Static Random Access Memory\uff09\u662f\u4e00\u7a2e\u5229\u7528\u6b63\u53cd\u5668\uff08Flip-flop\uff09\u4f5c\u70ba\u5132\u5b58\u5143\u4ef6\u7684<strong>\u63ee\u767c\u6027\u8a18\u61b6\u9ad4<\/strong>\uff0c\u5177\u5099\u4e00\u65e6\u5916\u90e8\u96fb\u6e90\u4f9b\u61c9\u4e2d\u65b7\uff0c\u8a18\u9304\u5167\u5bb9\u5373\u6703\u6d88\u5931\u7684\u7279\u6027\u3002\u7531\u65bc\u5b58\u53d6\u901f\u5ea6\u6975\u5feb\uff0c\u4e3b\u8981\u7528\u65bc\u5feb\u53d6\u8a18\u61b6\u9ad4\uff08Cache Memory\uff09\u6216\u8655\u7406\u5668\u9644\u8fd1\u7684\u9ad8\u901f\u66ab\u5b58\u5340\u57df\u3002<\/p>\n\n\n\n<p>\u5728\u7d50\u69cb\u4e0a\uff0cSRAM \u4e0d\u9700\u8981\u5237\u65b0\uff08Refresh\uff09\u52d5\u4f5c\uff0c\u4e14\u5b58\u53d6\u5ef6\u9072\u6975\u4f4e\uff0c\u56e0\u6b64\u9069\u5408\u5c0d\u5373\u6642\u6027\uff08Real-time\uff09\u8981\u6c42\u8f03\u9ad8\u7684\u7528\u9014\u3002\u7136\u800c\uff0c\u7531\u65bc\u5176\u5132\u5b58\u55ae\u5143\u7531 6 \u500b\u96fb\u6676\u9ad4\uff086T\uff09\u69cb\u6210\uff0c\u6574\u5408\u5bc6\u5ea6\u8f03\u4f4e\uff0c\u8207\u540c\u5bb9\u91cf\u7684 DRAM \u6216 FRAM \u76f8\u6bd4\uff0c\u6210\u672c\u8207\u5c01\u88dd\u9762\u7a4d\u5f80\u5f80\u8f03\u5927\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">FRAM \u7684\u7d50\u69cb\u8207\u7279\u6027\uff1a\u975e\u63ee\u767c\u6027\u8207\u4f4e\u529f\u8017\u7684\u512a\u52e2<\/h3>\n\n\n\n<p><strong>FRAM<\/strong>\uff08Ferroelectric RAM\uff09\u662f\u5229\u7528\u5f37\u8a98\u96fb\u9ad4\u96fb\u5bb9\u5668\uff08Ferroelectric Capacitor\uff09\u69cb\u6210\u7684<strong>\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4<\/strong>\uff0c\u6700\u5927\u7684\u512a\u9ede\u5728\u65bc\u96fb\u6e90\u5207\u65b7\u5f8c\u4ecd\u80fd\u4fdd\u7559\u6578\u64da\u3002FRAM \u4e0d\u4f7f\u7528\u6b63\u53cd\u5668\u6216\u6d6e\u9598\uff08Floating Gate\uff09\uff0c\u800c\u662f\u900f\u904e\u5f37\u8a98\u96fb\u9ad4\u7684\u300c\u6975\u5316\u53cd\u8f49\u300d\u4f86\u8a18\u9304\u8cc7\u8a0a\u3002<\/p>\n\n\n\n<p>\u9019\u7a2e\u6a5f\u5236\u4f7f\u5f97\u5beb\u5165\u52d5\u4f5c\u7684\u80fd\u91cf\u6d88\u8017\u6975\u4f4e\uff0c\u4e26\u80fd\u5be6\u73fe\u9ad8\u9054\u767e\u5146\u6b21\uff08$10^{14}$ \u6b21\uff09\u4ee5\u4e0a\u7684\u5beb\u5165\u8010\u4e45\u6027\u3002\u6b64\u5916\uff0cFRAM \u7684\u5beb\u5165\u901f\u5ea6\u9060\u5feb\u65bc Flash \u6216 EEPROM\uff0c\u4e14\u5177\u5099\u512a\u7570\u7684\u96a8\u6a5f\u5b58\u53d6\u6027\u80fd\u3002\u53ef\u4ee5\u8aaa FRAM \u8655\u65bc\u63ee\u767c\u6027\u8207\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u4e4b\u9593\u7684\u7368\u7279\u5730\u4f4d\uff0c\u5c0d\u65bc\u96fb\u6e90\u4e2d\u65b7\u983b\u7e41\u7684\u61c9\u7528\u60c5\u5883\u975e\u5e38\u6709\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f9d\u7528\u9014\u800c\u7570\u7684\u63ee\u767c\u6027\u8207\u975e\u63ee\u767c\u6027\u9078\u64c7\u610f\u7fa9<\/h3>\n\n\n\n<p>\u8a18\u61b6\u9ad4\u7684\u300c\u63ee\u767c\u6027\u300d\u8207\u300c\u975e\u63ee\u767a\u6027\u300d\u662f\u76f4\u63a5\u95dc\u4fc2\u5230\u61c9\u7528\u7a0b\u5f0f\u53ef\u9760\u6027\u8207\u6578\u64da\u4fdd\u7559\u8981\u6c42\u7684\u95dc\u9375\u9078\u578b\u8ef8\u7dda\u3002<\/p>\n\n\n\n<p>\u8eab\u70ba\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\u7684 SRAM \u5c08\u7cbe\u65bc\u904b\u884c\u4e2d\u7684\u66ab\u6642\u6027\u9ad8\u901f\u8655\u7406\uff0c\u5728\u4ee5\u5e38\u6642\u4f9b\u96fb\u70ba\u524d\u63d0\u7684\u7528\u9014\u4e2d\u80fd\u767c\u63ee\u6975\u81f4\u6027\u80fd\u3002\u53e6\u4e00\u65b9\u9762\uff0cFRAM \u6191\u85c9\u5176<strong>\u975e\u63ee\u767c\u6027<\/strong>\uff0c\u5373\u4f7f\u5728\u7a81\u767c\u65b7\u96fb\u6216\u9577\u6642\u9593\u7121\u4f9b\u96fb\u7684\u74b0\u5883\u4e0b\u4e5f\u80fd\u4fdd\u6709\u6578\u64da\uff0c\u56e0\u6b64\u66f4\u9069\u5408\u7528\u65bc\u65e5\u8a8c\u4fdd\u5b58\uff08Log Storage\uff09\u6216\u8a2d\u5b9a\u53c3\u6578\u4fdd\u8b77\u3002<\/p>\n\n\n\n<p>\u6839\u64da\u61c9\u7528\u7a0b\u5f0f\u662f\u512a\u5148\u8003\u616e\u300c\u5373\u6642\u6027\u80fd\u300d\u9084\u662f\u91cd\u8996\u300c\u65b7\u96fb\u56e0\u61c9\u300d\uff0c\u6240\u61c9\u9078\u64c7\u7684\u8a18\u61b6\u9ad4\u985e\u578b\u5c07\u5927\u4e0d\u76f8\u540c\u3002\u56e0\u6b64\uff0c\u9664\u4e86\u55ae\u7d14\u7684\u6027\u80fd\u6bd4\u8f03\u5916\uff0c\u6df1\u5165\u7406\u89e3\u7b26\u5408\u5be6\u969b\u4f7f\u7528\u74b0\u5883\u7684\u7279\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u57fa\u65bc\u8a2d\u8a08\u9700\u6c42\uff1aFRAM \u8207 SRAM \u7684\u6027\u80fd\u6bd4\u8f03<\/h1>\n\n\n\n<p>\u5728\u9078\u7528\u8a18\u61b6\u9ad4\u6642\uff0c\u4e0d\u80fd\u50c5\u8003\u91cf\u5bb9\u91cf\u8207\u50f9\u683c\uff0c\u5fc5\u9808\u7d9c\u5408\u8a55\u4f30\u5b58\u53d6\u901f\u5ea6\u3001\u529f\u8017\u3001\u5beb\u5165\u8010\u4e45\u6027\u53ca\u6578\u64da\u4fdd\u7559\u6642\u9593\u7b49\u591a\u9805\u6280\u8853\u6307\u6a19\u3002\u672c\u7ae0\u5c07\u91dd\u5c0d <strong>FRAM<\/strong> \u8207 <strong>SRAM<\/strong> \u9032\u884c\u8a73\u7d30\u5c0d\u6bd4\uff0c\u91d0\u6e05\u5728\u5be6\u969b\u7522\u54c1\u8a2d\u8a08\u4e2d\u5177\u5099\u53c3\u8003\u50f9\u503c\u7684\u9078\u578b\u57fa\u6e96\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b58\u53d6\u901f\u5ea6\u8207\u5373\u6642\u6027\u80fd\u6bd4\u8f03<\/h2>\n\n\n\n<p><strong>SRAM<\/strong> \u7121\u8ad6\u5728\u8b80\u53d6\u6216\u5beb\u5165\u65b9\u9762\u90fd\u80fd\u5be6\u73fe\u5948\u79d2\uff08ns\uff09\u7b49\u7d1a\u7684\u9ad8\u901f\u5b58\u53d6\uff0c\u5728\u8981\u6c42\u5373\u6642\u6027\uff08Real-time\uff09\u7684\u61c9\u7528\u4e2d\u5177\u6709\u7d55\u5c0d\u512a\u52e2\u3002\u7279\u5225\u662f\u4f5c\u70ba\u8655\u7406\u5668\u7684\u5feb\u53d6\u8a18\u61b6\u9ad4\u4f7f\u7528\u6642\uff0c\u975e\u5e38\u9069\u5408\u8655\u7406\u9ad8\u983b\u5b58\u53d6\u6216\u95dc\u9375\u4efb\u52d9\u3002<\/p>\n\n\n\n<p>\u53e6\u4e00\u65b9\u9762\uff0c<strong>FRAM<\/strong> \u96d6\u7136\u512a\u65bc\u5176\u4ed6\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\uff0c\u4f46\u5b58\u53d6\u901f\u5ea6\u4ecd\u4e0d\u53ca SRAM\uff0c\u901a\u5e38\u7dad\u6301\u5728 100ns \u5de6\u53f3\u3002\u4e0d\u904e\uff0cFRAM \u7684\u512a\u52e2\u5728\u65bc\u5176\u5beb\u5165\u901f\u5ea6\u8207\u8b80\u53d6\u901f\u5ea6\u76f8\u7576\uff0c\u4e0d\u6703\u50cf Flash \u6216 EEPROM \u90a3\u6a23\u7522\u751f\u5beb\u5165\u5ef6\u9072\u3002\u56e0\u6b64\uff0c\u8a2d\u8a08\u8005\u9700\u6839\u64da\u61c9\u7528\u7a0b\u5f0f\u6240\u9700\u7684\u5177\u9ad4\u901f\u5ea6\u7b49\u7d1a\u4f86\u505a\u51fa\u5224\u65b7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u529f\u8017\u8207<strong>\u975c\u614b\u529f\u8017 (Static Power) \/ \u5f85\u6a5f\u96fb\u6d41<\/strong>\uff1a\u4f4e\u529f\u8017\u8a2d\u8a08\u7684\u9069\u914d\u6027<\/h2>\n\n\n\n<p><strong>FRAM<\/strong> \u7684\u904b\u4f5c\u529f\u8017\u6975\u4f4e\uff0c\u7279\u5225\u662f\u6bcf\u6b21\u5beb\u5165\u52d5\u4f5c\u7684\u80fd\u91cf\u6d88\u8017\u50c5\u9700\u6578\u5341\u5948\u7126\u8033\uff08nJ\uff09\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u96fb\u6c60\u4f9b\u96fb\u8a2d\u5099\u6216\u91cd\u8996\u7bc0\u80fd\u8a2d\u8a08\u7684\u7cfb\u7d71\u4e2d\u6975\u5177\u512a\u52e2\u3002\u6b64\u5916\uff0c\u5176\u5f85\u6a5f\u6642\u7684\u6f0f\u96fb\u6d41\u4e5f\u6975\u4f4e\uff0c\u975e\u5e38\u9069\u5408\u9700\u8981\u983b\u7e41\u5229\u7528\u7761\u7720\u6a21\u5f0f\uff08Sleep Mode\uff09\u7684\u7528\u9014\u3002<\/p>\n\n\n\n<p>\u76f8\u8f03\u4e4b\u4e0b\uff0c<strong>SRAM<\/strong> \u9700\u8981\u5e38\u6642\u4f9b\u96fb\u4ee5\u7dad\u6301\u8cc7\u6599\uff0c\u5176\u5132\u5b58\u55ae\u5143\u70ba\u4e86\u81ea\u6211\u4fdd\u6301\u6703\u6301\u7e8c\u6d88\u8017\u96fb\u6d41\uff0c\u56e0\u6b64\u5373\u4f7f\u5728\u5f85\u6a5f\u72c0\u614b\u4e0b\u4e5f\u6703\u7522\u751f\u96fb\u529b\u8ca0\u8377\u3002\u7279\u5225\u662f\u5728\u884c\u52d5\u88dd\u7f6e\u6216 <strong>IoT \u611f\u6e2c\u5668<\/strong>\u4e2d\uff0c\u96fb\u529b\u9650\u5236\u6975\u70ba\u56b4\u683c\uff0c\u529f\u8017\u8868\u73fe\u5c07\u986f\u8457\u5f71\u97ff\u8a18\u61b6\u9ad4\u7684\u9078\u578b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5beb\u5165\u8010\u4e45\u6027\u8207\u6578\u64da\u4fdd\u7559\u671f\u9650\u7684\u5dee\u7570<\/h2>\n\n\n\n<p><strong>SRAM<\/strong> \u7684\u5beb\u5165\u6b21\u6578\u6c92\u6709\u9650\u5236\uff0c\u4e14\u7531\u65bc\u5176\u63ee\u767c\u6027\u7279\u8cea\uff0c\u901a\u5e38\u4e0d\u7279\u5225\u5f37\u8abf\u8010\u4e45\u6027\u6982\u5ff5\u3002\u800c <strong>FRAM<\/strong> \u96d6\u662f\u975e\u63ee\u767c\u6027\u8a18\u61b6\u9ad4\uff0c\u537b\u64c1\u6709\u9ad8\u9054 $10^{14}$ \u6b21\uff08\u767e\u5146\u6b21\uff09\u4ee5\u4e0a\u7684\u5beb\u5165\u8010\u6027\uff0c\u9060\u9ad8\u65bc\u5176\u4ed6\u975e\u63ee\u767c\u6027\u65b9\u6848\u3002<\/p>\n\n\n\n<p>\u8209\u4f8b\u4f86\u8aaa\uff0cEEPROM \u7684\u5beb\u5165\u58fd\u547d\u7d04\u5728 10 \u842c\u81f3 100 \u842c\u6b21\u4e4b\u9593\uff0c\u800c FRAM \u5373\u4f7f\u61c9\u7528\u65bc\u9ad8\u983b\u7387\u7684\u65e5\u5e38\u5beb\u5165\u4efb\u52d9\u4e5f\u6e38\u5203\u6709\u9918\u3002\u6b64\u5916\uff0c\u5176\u6578\u64da\u4fdd\u7559\u671f\u9650\u9577\u9054 10 \u5e74\u4ee5\u4e0a\uff0c\u5728\u65b7\u96fb\u5f8c\u4ecd\u9700\u53ef\u9760\u4fdd\u5b58\u8cc7\u8a0a\u7684\u5834\u666f\u4e2d\u4ee4\u4eba\u5b89\u5fc3\u3002\u7c21\u8a00\u4e4b\uff0c\u82e5\u9700\u540c\u6642\u517c\u9867\u300c\u9ad8\u983b\u5beb\u5165\u300d\u8207\u300c\u9577\u671f\u4fdd\u5b58\u300d\uff0cFRAM \u662f\u7406\u60f3\u4e4b\u9078\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u4f9d\u61c9\u7528\u7a0b\u5f0f\u5206\u985e\uff1a\u63a1\u7528\u5be6\u4f8b\u8207\u9078\u578b\u601d\u8003<\/h1>\n\n\n\n<p><strong>FRAM<\/strong> \u8207 <strong>SRAM<\/strong> \u7684\u8a55\u50f9\u8ef8\u5fc3\u6703\u96a8\u7528\u9014\u800c\u6539\u8b8a\u3002\u7121\u8ad6\u662f\u6578\u64da\u8a18\u9304\uff08Data Logging\uff09\u3001\u96fb\u6c60\u4f9b\u96fb\u8a2d\u5099\u9084\u662f\u5373\u6642\u8655\u7406\uff0c\u5169\u8005\u7686\u6709\u80fd\u767c\u63ee\u6700\u5927\u7279\u6027\u7684\u5c08\u5c6c\u9818\u57df\u3002\u672c\u7ae0\u5c07\u7d50\u5408\u5be6\u969b\u6848\u4f8b\uff0c\u63d0\u4f9b\u5728\u4e0d\u540c\u689d\u4ef6\u4e0b\u9078\u64c7\u9069\u7576\u8a18\u61b6\u9ad4\u7684\u6307\u5f15\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u611f\u6e2c\u5668\u6578\u64da\u8a18\u9304\u8207\u4e8b\u4ef6\u6b77\u53f2\u4fdd\u5b58\u7684\u9069\u914d\u6027<\/h2>\n\n\n\n<p><strong>FRAM<\/strong> \u975e\u5e38\u9069\u5408\u5beb\u5165\u983b\u7387\u9ad8\u3001\u4e14\u5728\u65b7\u96fb\u6642\u5fc5\u9808\u4fdd\u7559\u6578\u64da\u7684\u7528\u9014\uff0c\u7279\u5225\u662f\u611f\u6e2c\u5668\u8a18\u9304\u3002\u5728\u5b9a\u671f\u8a18\u9304\u6eab\u5ea6\u3001\u632f\u52d5\u3001\u52a0\u901f\u5ea6\u7b49\u6578\u64da\u7684\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u6bcf\u9694\u5e7e\u79d2\u5c31\u6703\u7522\u751f\u4e00\u6b21\u5beb\u5165\uff0c\u4e00\u5929\u7d2f\u8a08\u53ef\u9054\u6578\u842c\u6b21\u3002<\/p>\n\n\n\n<p>\u7531\u65bc FRAM \u7684\u9577\u58fd\u547d\u7279\u6027\uff0c\u8a2d\u8a08\u8005\u7121\u9808\u64d4\u6182\u5beb\u5165\u6b21\u6578\u9650\u5236\uff0c\u56e0\u6b64\u5728\u65e5\u8a8c\u8a18\u9304\u9818\u57df\u7684\u63a1\u7528\u6848\u4f8b\u6b63\u6301\u7e8c\u589e\u52a0\u3002\u6b64\u5916\uff0c\u5728\u767c\u751f\u505c\u96fb\u6216\u610f\u5916\u95dc\u6a5f\u6642\u4ecd\u80fd\u4fdd\u6709\u7d00\u9304\u5167\u5bb9\uff0c\u9019\u9ede\u4e5f\u5ee3\u53d7\u597d\u8a55\u3002\u76f8\u8f03\u4e4b\u4e0b\uff0cSRAM \u9700\u8981\u984d\u5916\u7684\u5099\u63f4\u96fb\u6c60\uff08Backup Battery\uff09\uff0c\u6703\u4f7f\u96fb\u8def\u8a2d\u8a08\u8b8a\u5f97\u8907\u96dc\uff0c\u56e0\u6b64\u5728\u6b64\u985e\u7528\u9014\u4e2d FRAM \u901a\u5e38\u662f\u9996\u9078\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u96fb\u6c60\u4f9b\u96fb\u8a2d\u5099\uff1a\u8003\u91cf\u65b7\u96fb\u6642\u52d5\u4f5c\u7684\u9078\u578b<\/h2>\n\n\n\n<p>\u5728\u4ee5\u96fb\u6c60\u4f9b\u96fb\u70ba\u524d\u63d0\u7684\u7cfb\u7d71\u4e2d\uff08\u5982\u884c\u52d5\u88dd\u7f6e\u3001IoT \u611f\u6e2c\u7bc0\u9ede\uff09\uff0c\u300c\u529f\u8017\u300d\u8207\u300c\u65b7\u96fb\u6642\u7684\u6578\u64da\u4fdd\u7559\u300d\u662f\u91cd\u5927\u7684\u8a2d\u8a08\u8ab2\u984c\u3002<\/p>\n\n\n\n<p>\u7531\u65bc <strong>FRAM<\/strong> \u7121\u9808\u96fb\u6e90\u5373\u53ef\u4fdd\u6301\u6578\u64da\uff0c\u975e\u5e38\u9069\u5408\u5132\u5b58\u5373\u6642\u6642\u9418\uff08RTC\uff09\u6578\u64da\u3001\u904b\u4f5c\u65e5\u8a8c\u53ca\u8a2d\u5b9a\u53c3\u6578\u3002\u6b64\u5916\uff0c\u5f9e\u7761\u7720\u6a21\u5f0f\u559a\u9192\u6642\u7121\u9808\u91cd\u65b0\u521d\u59cb\u5316\u6578\u64da\uff0c\u6709\u52a9\u65bc\u7e2e\u77ed\u7cfb\u7d71\u555f\u52d5\u6642\u9593\u3002\u76f8\u5c0d\u5730\uff0c\u82e5\u4f7f\u7528 SRAM\uff0c\u5247\u5fc5\u9808\u8ffd\u52a0\u5099\u63f4\u96fb\u6c60\u96fb\u8def\u6216\u5916\u90e8\u96fb\u5bb9\u5668\uff0c\u589e\u52a0\u4e86\u96fb\u8def\u677f\u8a2d\u8a08\u8207\u5f8c\u7e8c\u7dad\u8b77\u7684\u8ca0\u64d4\u3002\u7d50\u679c\u986f\u793a\uff0cFRAM \u80fd\u6709\u6548\u7c21\u5316\u7cfb\u7d71\u8a2d\u8a08\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5be6\u4f5c\u8003\u91cf\u9ede\uff1a\u6210\u672c\u3001\u5c01\u88dd\u8207\u4f9b\u61c9\u7a69\u5b9a\u6027<\/h2>\n\n\n\n<p>\u96d6\u7136 <strong>FRAM<\/strong> \u8fd1\u5e74\u4f86\u5df2\u9010\u6f38\u666e\u53ca\uff0c\u4e3b\u6d41\u5ee0\u5546\u4e5f\u63d0\u4f9b\u5404\u7a2e\u5bb9\u91cf\u8207\u5c01\u88dd\u9078\u64c7\uff0c\u4f46\u8207 SRAM \u76f8\u6bd4\uff0c\u5176\u55ae\u50f9\u4ecd\u7136\u8f03\u9ad8\u3002\u7279\u5225\u662f\u5bb9\u91cf\u8d8a\u5927\uff0c\u6210\u672c\u5dee\u8ddd\u8d8a\u986f\u8457\u3002\u56e0\u6b64\uff0c\u5fc5\u9808\u5728\u5bb9\u91cf\u9700\u6c42\u8207\u9810\u7b97\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c<strong>SRAM<\/strong> \u64c1\u6709\u6975\u5176\u8c50\u5bcc\u7684\u7522\u54c1\u7dda\u8207\u9577\u5e74\u7684\u61c9\u7528\u5be6\u7e3e\uff0c\u4f9b\u61c9\u9762\u975e\u5e38\u7a69\u5b9a\uff1b\u800c FRAM \u7684\u88fd\u9020\u4f86\u6e90\u76f8\u5c0d\u6709\u9650\uff0c\u9700\u8003\u91cf\u9577\u671f\u4f9b\u61c9\u98a8\u96aa\u3002\u5728\u96fb\u8def\u677f\u8a2d\u8a08\u968e\u6bb5\uff0c\u7531\u65bc\u8173\u4f4d\u5b9a\u7fa9\uff08Pinout\uff09\u8207\u532f\u6d41\u6392\u67b6\u69cb\uff08Bus Configuration\uff09\u53ef\u80fd\u5b58\u5728\u5dee\u7570\uff0c\u7cbe\u78ba\u638c\u63e1\u5404\u985e\u8a18\u61b6\u9ad4\u7684\u898f\u683c\u662f\u6210\u529f\u8a2d\u8a08\u7684\u524d\u63d0\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u4f9d\u7528\u9014\u8207\u9700\u6c42\u5236\u5b9a\u7684\u6700\u9069\u8a18\u61b6\u9ad4\u9078\u578b\u6307\u91dd<\/h1>\n\n\n\n<p>\u6839\u64da\u524d\u8ff0\u7684\u6bd4\u8f03\u8207\u61c9\u7528\u6848\u4f8b\uff0c\u6211\u5011\u7e3d\u7d50\u4e86\u6700\u7d42\u9078\u578b\u5224\u65b7\u6240\u9700\u7684\u6aa2\u67e5\u8981\u9ede\u3002\u900f\u904e\u6574\u7406\u5373\u6642\u6027\u3001\u96fb\u529b\u9650\u5236\u3001\u6210\u672c\u53ca\u5be6\u4f5c\u9700\u6c42\u7b49\u591a\u9762\u5411\u689d\u4ef6\uff0c\u5354\u52a9\u60a8\u5728\u7522\u54c1\u958b\u767c\u521d\u671f\u7684\u9700\u6c42\u5b9a\u7fa9\u968e\u6bb5\uff0c\u9078\u64c7\u6700\u7b26\u5408\u76ee\u7684\u7684\u8a18\u61b6\u9ad4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9700\u6c42\u6574\u7406\u8207\u7528\u9014\u5225\u9078\u578b\u6307\u5357<\/h2>\n\n\n\n<p>\u5728 <strong>SRAM<\/strong> \u8207 <strong>FRAM<\/strong>\uff08<strong>FeRAM<\/strong>\uff09\u4e4b\u9593\u9032\u884c\u9078\u64c7\u6642\uff0c\u660e\u78ba\u6574\u7406\u61c9\u7528\u7a0b\u5f0f\u7684\u9700\u6c42\u81f3\u95dc\u91cd\u8981\u3002\u5177\u9ad4\u800c\u8a00\uff0c\u5fc5\u9808\u5f9e\u5373\u6642\u6027\u3001\u529f\u8017\u9650\u5236\u3001\u5beb\u5165\u983b\u7387\u3001\u6578\u64da\u4fdd\u7559\u5fc5\u8981\u6027\uff0c\u4ee5\u53ca\u6210\u672c\u8207\u4f9b\u61c9\u7a69\u5b9a\u6027\u7b49\u8907\u5408\u89c0\u9ede\u9032\u884c\u6bd4\u8f03\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SRAM<\/strong>\uff1a\u9069\u7528\u65bc\u91cd\u8996\u300c\u6975\u901f\u8655\u7406\u300d\u8207\u300c\u9ad8\u983b\u7de9\u5b58\u300d\u7684\u7cfb\u7d71\u3002<\/li>\n\n\n\n<li><strong>FRAM<\/strong>\uff1a\u9069\u7528\u65bc\u8981\u6c42\u300c\u9ad8\u983b\u5beb\u5165\u300d\u8207\u300c\u96fb\u6e90\u65b7\u96fb\u7a69\u5b9a\u6027\u300d\u7684\u7528\u9014\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8a18\u61b6\u9ad4\u9078\u578b\u7684\u57fa\u672c\u539f\u5247\uff0c\u5728\u65bc\u78ba\u4fdd\u5143\u4ef6\u7279\u6027\u8207\u8a2d\u8a08\u76ee\u7684\u9ad8\u5ea6\u6574\u5408\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5f9e\u672a\u4f86\u6027\u8207\u6280\u8853\u8da8\u52e2\u770b FRAM \u8207 SRAM \u7684\u5b9a\u4f4d<\/h2>\n\n\n\n<p><strong>FRAM<\/strong> \u5728 IoT\u3001\u7a7f\u6234\u5f0f\u88dd\u7f6e\u53ca\u91ab\u7642\u5100\u5668\u7b49\u9818\u57df\u7684\u9700\u6c42\u6b63\u6301\u7e8c\u589e\u9577\uff0c\u9810\u671f\u96a8\u8457\u6280\u8853\u9769\u65b0\uff0c\u672a\u4f86\u5c07\u671d\u5411\u66f4\u5927\u5bb9\u91cf\u5316\u8207\u6210\u672c\u964d\u4f4e\u767c\u5c55\u3002<\/p>\n\n\n\n<p>\u53e6\u4e00\u65b9\u9762\uff0c<strong>SRAM<\/strong> \u4f5c\u70ba\u6210\u719f\u6280\u8853\uff0c\u5df2\u6574\u5408\u81f3\u773e\u591a\u5e73\u53f0\u4e2d\uff0c\u5176\u4f5c\u70ba\u9ad8\u901f\u5b58\u53d6\u8a18\u61b6\u9ad4\u7684\u5730\u4f4d\u9810\u8a08\u5c07\u7dad\u6301\u4e0d\u8b8a\u3002\u672a\u4f86\uff0c\u5169\u8005\u5728\u4e0d\u540c\u7528\u9014\u4e2d\u300c\u4e92\u88dc\u904b\u7528\u300d\u7684\u5834\u666f\u5c07\u6703\u589e\u52a0\uff0c\u958b\u767c\u8005\u61c9\u5177\u5099\u300c\u9069\u624d\u9069\u6240\u300d\u7684\u7d44\u5408\u904b\u4f5c\u8996\u91ce\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5be6\u4f5c\u8a55\u4f30\u6642\u61c9\u638c\u63e1\u7684\u6bd4\u8f03\u6aa2\u67e5\u6e05<\/h2>\n\n\n\n<p>\u5728\u5be6\u969b\u7522\u54c1\u958b\u767c\u4e2d\uff0c\u4e0d\u80fd\u50c5\u6b62\u65bc\u898f\u683c\u66f8\uff08Datasheet\uff09\u7684\u6bd4\u8f03\uff0c\u5fc5\u9808\u5168\u9762\u8a55\u4f30\u4ee5\u4e0b\u89c0\u9ede\u4ee5\u9032\u884c\u6700\u7d42\u5224\u65b7\uff1a<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u529f\u8017<\/strong>(Power Consumption)\uff1a\u8a55\u4f30\u904b\u4f5c\u6642\u8207\u5f85\u6a5f\u6642\u7684\u6d88\u8017\u96fb\u6d41\u3002<\/li>\n\n\n\n<li><strong>\u5b58\u53d6\u6642\u9593<\/strong>(Access Time)\uff1a\u78ba\u8a8d\u662f\u5426\u6eff\u8db3\u7cfb\u7d71\u7684\u5373\u6642\u6027\u9700\u6c42\u3002<\/li>\n\n\n\n<li><strong>\u5beb\u5165\u8010\u4e45\u6027<\/strong>(Endurance)\uff1a\u4f30\u7b97\u7522\u54c1\u58fd\u547d\u5167\u7684\u7e3d\u5beb\u5165\u6b21\u6578\u3002<\/li>\n\n\n\n<li><strong>\u6578\u64da\u4fdd\u7559\u671f\u9593<\/strong>(Data Retention)\uff1a\u78ba\u8a8d\u65b7\u96fb\u5f8c\u7684\u8cc7\u6599\u5b89\u5168\u6027\u3002<\/li>\n\n\n\n<li><strong>\u5468\u908a\u96fb\u8def<\/strong>(Peripheral Circuitry)\uff1a\u662f\u5426\u9700\u8981\u984d\u5916\u7684\u5099\u63f4\u96fb\u6c60\u6216\u96fb\u58d3\u6cf5\u3002<\/li>\n\n\n\n<li><strong>\u4f9b\u61c9\u80fd\u529b<\/strong>(Supply Capability)\uff1a\u5ee0\u5546\u7684\u53ef\u9760\u6027\u8207\u9577\u671f\u4f9b\u61c9\u627f\u8afe\u3002<\/li>\n\n\n\n<li><strong>\u5be6\u4f5c\u9650\u5236<\/strong>(Implementation Constraints)\uff1a\u8a55\u4f30\u6210\u672c\u8207\u96fb\u8def\u677f\u9762\u7a4d\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5efa\u7acb\u5b8c\u5584\u7684\u6aa2\u67e5\u6e05\u55ae\uff0c\u80fd\u5c07\u958b\u767c\u5f8c\u671f\u7684\u8a2d\u8a08\u8b8a\u66f4\u98a8\u96aa\u964d\u81f3\u6700\u4f4e\u3002<\/p>\n\n\n\n<p>RAMXEED \u63d0\u4f9b\u4e4b FeRAM \u7522\u54c1\u4e00\u89bd<\/p>\n\n\n\n<p><a href=\"https:\/\/www.ramxeed.com\/tw\/products\/feram-products\">https:\/\/www.ramxeed.com\/tw\/products\/feram-products<\/a><\/p>\n","protected":false},"featured_media":6017,"template":"","column_category":[275],"class_list":["post-6015","column","type-column","status-publish","has-post-thumbnail","hentry","column_category-others"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>FRAM \u8207 SRAM \u7684\u9078\u64c7\u6307\u5357\uff1a\u57fa\u65bc\u8a2d\u8a08\u9700\u6c42\u7684\u6bd4\u8f03\u8207\u6027\u80fd\u5206\u6790<\/title>\n<meta name=\"description\" content=\"\u89e3\u6790 FRAM (FeRAM) \u8207 SRAM \u7684\u7d50\u69cb\u5dee\u7570\u3001\u5b58\u53d6\u901f\u5ea6\u3001\u529f\u8017\u53ca\u8010\u4e45\u6027\u3002\u6df1\u5165\u63a2\u8a0e\u70ba\u4f55 FRAM \u5728 IoT \u611f\u6e2c\u5668\u8207\u65b7\u96fb\u4fdd\u8b77\u4e2d\u512a\u65bc 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