{"id":90481,"date":"2024-03-31T00:56:56","date_gmt":"2024-03-30T16:56:56","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=90481"},"modified":"2024-03-31T00:57:01","modified_gmt":"2024-03-30T16:57:01","slug":"jxqdgzyljzy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/90481.html","title":{"rendered":"\u9274\u76f8\u5668\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528"},"content":{"rendered":"\n

\u3000\u3000\u9274\u76f8\u5668\u7684\u5de5\u4f5c\u539f\u7406<\/strong>\u4e3b\u8981\u662f\u901a\u8fc7\u68c0\u6d4b\u8f93\u5165\u4fe1\u53f7\u4e0e\u53cd\u9988\u4fe1\u53f7\u4e4b\u95f4\u7684\u9891\u5dee\u6216\u76f8\u4f4d\u5dee\uff0c\u7136\u540e\u4ea7\u751f\u76f4\u6d41\u7535\u538b\u6765\u63a7\u5236\u7535\u8377\u6cf5\u7684\u5145\u653e\u7535\uff0c\u8fdb\u800c\u63a7\u5236\u538b\u63a7\u632f\u8361\u5668\u7684\u8f93\u51fa\u9891\u7387\u3002\u5f53\u53cd\u9988\u7684\u9891\u7387\u4e0e\u8f93\u5165\u9891\u7387\u4e0d\u76f8\u7b49\u65f6\uff0c\u9274\u76f8\u5668\u9996\u5148\u8fdb\u884c\u9274\u9891\uff0c\u901a\u8fc7\u6bd4\u8f83\u53cd\u9988\u4fe1\u53f7\u4e0e\u8f93\u5165\u7684\u9891\u5dee\u4ea7\u751f\u7535\u538b\u4f5c\u7528\u5728\u7535\u8377\u6cf5\u4e0a\uff0c\u4f7f\u73af\u8def\u6ee4\u6ce2\u5668\u7684\u8f93\u51fa\u7535\u538b\u6539\u53d8\u3002\u9274\u76f8\u5668\u662f\u9501\u76f8\u73af(PLL)\u7684\u57fa\u672c\u90e8\u4ef6\u4e4b\u4e00\uff0c\u7528\u4e8e\u8c03\u9891\u548c\u8c03\u76f8\u4fe1\u53f7\u7684\u89e3\u8c03\uff0c\u5176\u8f93\u51fa\u7535\u538b\u4e0e\u4e24\u4e2a\u8f93\u5165\u4fe1\u53f7\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee\u6709\u786e\u5b9a\u5173\u7cfb\u3002\u9501\u76f8\u73af\u4e2d\u7684\u9274\u76f8\u5668\u53c8\u79f0\u4e3a\u76f8\u4f4d\u6bd4\u8f83\u5668\uff0c\u5176\u4f5c\u7528\u662f\u68c0\u6d4b\u8f93\u5165\u4fe1\u53f7\u548c\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u4f4d\u5dee\uff0c\u5e76\u5c06\u68c0\u6d4b\u51fa\u7684\u76f8\u4f4d\u5dee\u4fe1\u53f7\u8f6c\u6362\u6210\u7535\u538b\u4fe1\u53f7\u8f93\u51fa\uff0c\u8be5\u4fe1\u53f7\u7ecf\u4f4e\u901a\u6ee4\u6ce2\u5668\u6ee4\u6ce2\u540e\u5f62\u6210\u538b\u63a7\u632f\u8361\u5668\u7684\u63a7\u5236\u7535\u538b\uff0c\u5bf9\u632f\u8361\u5668\u8f93\u51fa\u4fe1\u53f7\u7684\u9891\u7387\u5b9e\u65bd\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000\u9274\u76f8\u5668<\/a><\/strong>\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u4e0d\u4ec5\u7528\u4e8e\u8c03\u9891\u4fe1\u53f7\u7684\u89e3\u8c03\u3001\u9501\u76f8\u6280\u672f\u3001\u9891\u7387\u5408\u6210\u6280\u672f\u548c\u6d4b\u91cf\u4eea\u5668\u4e2d\uff0c\u8fd8\u80fd\u4ece\u8f93\u5165\u8c03\u76f8\u6ce2\u7684\u76f8\u4f4d\u4fe1\u606f\u4e2d\u89e3\u8c03\u51fa\u539f\u8c03\u5236\u4fe1\u53f7\u7535\u538b\uff0c\u5373\u5b9e\u73b0\u5bf9\u8c03\u76f8\u6ce2\u7684\u89e3\u8c03\u3002\u6b64\u5916\uff0c\u9274\u76f8\u5668\u4f5c\u4e3a\u4e00\u79cd\u5e38\u7528\u7684\u7535\u8def\u7ed3\u6784\uff0c\u5728\u96c6\u6210\u7535\u8def\u4e2d\u5177\u6709\u975e\u5e38\u91cd\u8981\u7684\u5730\u4f4d\uff0c\u5176\u4e3b\u8981\u4f5c\u7528\u662f\u68c0\u6d4b\u4e24\u8def\u4fe1\u53f7\u4e4b\u95f4\u7684\u76f8\u4f4d\u5173\u7cfb\uff0c\u5e38\u7528\u4e8ePLL(\u9501\u76f8\u73af)\u548c\u901a\u4fe1\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u3000\u9274\u76f8\u5668\u901a\u8fc7\u68c0\u6d4b\u8f93\u5165\u4fe1\u53f7\u4e0e\u53cd\u9988\u4fe1\u53f7\u4e4b\u95f4\u7684\u9891\u5dee\u6216\u76f8\u4f4d\u5dee\uff0c\u5e76\u5c06\u8fd9\u4e9b\u4fe1\u606f\u8f6c\u6362\u6210\u7535\u538b\u4fe1\u53f7\u8f93\u51fa\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u538b\u63a7\u632f\u8361\u5668\u8f93\u51fa\u4fe1\u53f7\u9891\u7387\u7684\u63a7\u5236\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8c03\u9891\u4fe1\u53f7\u7684\u89e3\u8c03\u3001\u9501\u76f8\u6280\u672f\u3001\u9891\u7387\u5408\u6210\u6280\u672f\u548c\u6d4b\u91cf\u4eea\u5668\u7b49\u9886\u57df\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 \u9274\u76f8\u5668\u5728\u4e0d\u540c\u7c7b\u578b\u7684\u9501\u76f8\u73af(PLL)\u4e2d\u7684\u5177\u4f53\u5e94\u7528\u548c\u4f5c\u7528\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

\u3000\u3000\u9274\u76f8\u5668\u5728\u4e0d\u540c\u7c7b\u578b\u7684\u9501\u76f8\u73af(PLL)\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5176\u5177\u4f53\u5e94\u7528\u548c\u4f5c\u7528\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u800c\u6709\u6240\u4e0d\u540c\u3002\u6211\u4eec\u53ef\u4ee5\u603b\u7ed3\u51fa\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n

\u3000\u3000\u57fa\u672c\u529f\u80fd\uff1a\u9274\u76f8\u5668\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5c06\u4e24\u8def\u8f93\u5165\u4fe1\u53f7\u8fdb\u884c\u76f8\u4f4d\u6bd4\u8f83\uff0c\u5e76\u5c06\u6bd4\u8f83\u7ed3\u679c\u4ece\u8f93\u51fa\u7aef\u9001\u51fa\u3002\u8fd9\u4e00\u529f\u80fd\u5728\u5404\u79cd\u7c7b\u578b\u7684PLL\u4e2d\u90fd\u662f\u6838\u5fc3\u7684\uff0c\u65e0\u8bba\u662f\u5728\u6a21\u62df\u4e58\u6cd5\u5668\u9274\u76f8\u5668\u7684\u5e94\u7528\uff0c\u8fd8\u662f\u5728\u5176\u4ed6\u7c7b\u578b\u7684PLL\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u7279\u5b9a\u7c7b\u578bPLL\u4e2d\u7684\u5e94\u7528\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u5728\u5e7f\u64ad\u901a\u4fe1\u3001\u9891\u7387\u5408\u6210\u3001\u81ea\u52a8\u63a7\u5236\u4ee5\u53ca\u65f6\u949f\u540c\u6b65\u7b49\u6280\u672f\u9886\u57df\uff0c\u9274\u76f8\u5668\u4f5c\u4e3a\u9501\u76f8\u73af(PLL)\u7684\u4e00\u4e2a\u57fa\u672c\u7535\u8def\u7ec4\u6210\u90e8\u5206\uff0c\u4e0e\u538b\u63a7\u632f\u8361\u5668(VCO)\u548c\u4f4e\u901a\u6ee4\u6ce2\u5668(LPF)\u4e00\u8d77\u5de5\u4f5c\uff0c\u5b9e\u73b0\u7535\u4fe1\u53f7\u7684\u76f8\u4f4d\u540c\u6b65\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5728\u9006\u53d8\u5668\u7684\u5e94\u7528\u573a\u666f\u4e0b\uff0c\u9274\u76f8\u5668\u7528\u4e8e\u9501\u5b9a\u5408\u6210\u7684\u77e2\u91cf\u7684\u76f8\u4f4d\u548c\u89d2\u9891\u7387\uff0c\u8fd9\u5bf9\u4e8e\u540e\u7eed\u63a7\u5236\u5668\u8bbe\u8ba1\u81f3\u5173\u91cd\u8981\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5bf9\u632f\u8361\u5668\u8f93\u51fa\u4fe1\u53f7\u9891\u7387\u7684\u63a7\u5236\uff1a\u9274\u76f8\u5668\u901a\u8fc7\u68c0\u6d4b\u8f93\u5165\u4fe1\u53f7\u548c\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u4f4d\u5dee\uff0c\u5e76\u5c06\u68c0\u6d4b\u51fa\u7684\u76f8\u4f4d\u5dee\u4fe1\u53f7\u8f6c\u6362\u6210\u7535\u538b\u4fe1\u53f7\u8f93\u51fa\u3002\u8fd9\u4e2a\u4fe1\u53f7\u7ecf\u8fc7\u4f4e\u901a\u6ee4\u6ce2\u5668\u6ee4\u6ce2\u540e\uff0c\u5f62\u6210\u538b\u63a7\u632f\u8361\u5668\u7684\u63a7\u5236\u7535\u538b\uff0c\u4ece\u800c\u5bf9\u632f\u8361\u5668\u8f93\u51fa\u4fe1\u53f7\u7684\u9891\u7387\u5b9e\u65bd\u63a7\u5236\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u4e0e\u5176\u4ed6\u7ec4\u4ef6\u7684\u534f\u540c\u4f5c\u7528\uff1a\u9274\u76f8\u5668\u7684\u5de5\u4f5c\u4f9d\u8d56\u4e8e\u73af\u8def\u6ee4\u6ce2\u5668\u6765\u6ee4\u9664\u9ad8\u9891\u6210\u5206\u548c\u566a\u58f0\u5206\u91cf\uff0c\u786e\u4fdd\u8f93\u51fa\u4fe1\u53f7\u7684\u51c6\u786e\u6027\u3002\u6b64\u5916\uff0c\u9274\u76f8\u5668\u7684\u8f93\u51fa\u7535\u538b\u4fe1\u53f7\u662f\u5173\u4e8e\u8fd9\u4e2a\u4fe1\u53f7\u76f8\u4f4d\u5dee\u7684\u51fd\u6570\uff0c\u8fd9\u8868\u660e\u5b83\u5728PLL\u7cfb\u7edf\u4e2d\u8d77\u7740\u5173\u952e\u7684\u8c03\u8282\u4f5c\u7528\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u9274\u76f8\u5668\u5728\u4e0d\u540c\u7c7b\u578b\u7684PLL\u4e2d\u7684\u5177\u4f53\u5e94\u7528\u548c\u4f5c\u7528\u4e3b\u8981\u4f53\u73b0\u5728\u5176\u5bf9\u8f93\u5165\u4fe1\u53f7\u548c\u8f93\u51fa\u4fe1\u53f7\u76f8\u4f4d\u5dee\u7684\u68c0\u6d4b\u4e0e\u6bd4\u8f83\uff0c\u4ee5\u53ca\u901a\u8fc7\u8fd9\u4e00\u8fc7\u7a0b\u5bf9\u632f\u8361\u5668\u8f93\u51fa\u4fe1\u53f7\u9891\u7387\u7684\u7cbe\u786e\u63a7\u5236\u4e0a\u3002\u8fd9\u4e9b\u529f\u80fd\u5bf9\u4e8e\u5b9e\u73b0\u7535\u4fe1\u53f7\u7684\u76f8\u4f4d\u540c\u6b65\u3001\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u51c6\u786e\u6027\u7b49\u65b9\u9762\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n

    \u3000\u3000\u4e8c\u3001 \u5982\u4f55\u8bbe\u8ba1\u548c\u4f18\u5316\u9274\u76f8\u5668\u4ee5\u63d0\u9ad8\u5176\u5728\u9ad8\u9891\u4fe1\u53f7\u5904\u7406\u4e2d\u7684\u6027\u80fd?<\/h2>\n\n\n\n

    \u3000\u3000\u8bbe\u8ba1\u548c\u4f18\u5316\u9274\u76f8\u5668\u4ee5\u63d0\u9ad8\u5176\u5728\u9ad8\u9891\u4fe1\u53f7\u5904\u7406\u4e2d\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\uff1a<\/p>\n\n\n\n

      \n
    • \u3000\u3000\u91c7\u7528\u4f4e\u6742\u6563\u7684\u9274\u9891\u9274\u76f8\u5668\u7ed3\u6784\uff1a\u901a\u8fc7”\u81ea\u4e3e”\u7684\u65b9\u6cd5\uff0c\u4f7f\u7528\u5355\u4f4d\u589e\u76ca\u653e\u5927\u5668\u4f7f\u5145\u653e\u7535\u524d\u540e\u5f00\u5173\u7ba1\u5404\u8282\u70b9\u5904\u7684\u7535\u538b\u4fdd\u6301\u7a33\u5b9a\uff0c\u4ece\u800c\u51cf\u5c11\u6742\u6563\uff0c\u63d0\u9ad8\u9274\u76f8\u5668\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u4f18\u5316\u73af\u8def\u53c2\u6570\u548c\u8bef\u5dee\u5206\u6790\uff1a\u5bf9\u9274\u76f8\u5668\u7684\u6027\u80fd\u3001\u73af\u8def\u8bef\u5dee\u3001\u73af\u8def\u53c2\u6570\u8fdb\u884c\u5206\u6790\u4f18\u5316\uff0c\u91c7\u7528\u9501\u9891\u73af\u8f85\u52a9\u9501\u5b9a\u6280\u672f\uff0c\u4ee5\u63d0\u9ad8\u8ddf\u8e2a\u7075\u654f\u5ea6\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u964d\u4f4e\u500d\u9891\u6b21\u6570\u4f18\u5316\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u4f4d\u566a\u58f0\uff1a\u901a\u8fc7\u68b3\u8c31\u53d1\u751f\u5668\u6fc0\u52b1\u8d85\u4f4e\u76f8\u4f4d\u566a\u58f0\u7684\u504f\u79fb\u4fe1\u53f7\u540e\uff0c\u518d\u5c06\u8be5\u4fe1\u53f7\u63d2\u5165\u9501\u76f8\u73af\u8fdb\u884c\u73af\u5185\u6df7\u9891\uff0c\u964d\u4f4e\u9274\u76f8\u5668\u7684\u500d\u9891\u6b21\u6570\uff0c\u8fdb\u800c\u4f18\u5316\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u4f4d\u566a\u58f0\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5f15\u5165SFT\u9274\u76f8\u5668\uff1a\u4f7f\u7528\u8f6f\u6362\u76f8\u4fe1\u53f7\u53d1\u751f\u5668(SFT\u9274\u76f8\u5668)\uff0c\u901a\u8fc7\u8fde\u7eed\u6539\u53d8\u76f8\u4f4d\u5dee\u6765\u5e73\u6ed1\u5730\u63a7\u5236\u5f00\u5173\uff0c\u663e\u8457\u63d0\u9ad8\u9501\u76f8\u73af\u5728\u54cd\u5e94\u901f\u5ea6\u3001\u7a33\u5b9a\u6027\u548c\u7075\u6d3b\u6027\u4e0a\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u8c03\u6574\u7535\u8377\u6cf5\u7535\u6d41\u548c\u6ee4\u6ce2\u7535\u8def\u5143\u5668\u4ef6\u53c2\u6570\uff1a\u901a\u8fc7\u8c03\u6574\u7535\u8377\u6cf5\u7535\u6d41\u8c03\u6574\u5f00\u73af\u589e\u76caK\uff0c\u9009\u62e9\u5408\u9002\u7684\u6ee4\u6ce2\u7535\u8def\u5143\u5668\u4ef6\u53c2\u6570\u503c\uff0c\u8fdb\u4e00\u6b65\u6291\u5236\u9ad8\u9891\u566a\u58f0\uff0c\u63d0\u9ad8\u9274\u76f8\u9891\u7387\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u589e\u52a0\u5ef6\u8fdf\u5355\u5143\u53cd\u76f8\u5668\u7684\u6570\u91cf\uff1a\u901a\u8fc7\u589e\u52a0\u5ef6\u8fdf\u5355\u5143\u53cd\u76f8\u5668\u7684\u6570\u91cf\u6765\u589e\u52a0\u5ef6\u8fdf\u65f6\u95f4\uff0c\u786e\u4fddD\u89e6\u53d1\u5668\u7684\u8f93\u51fa\u8109\u51b2\u80fd\u6709\u6548\u9a71\u52a8\u4e0b\u4e00\u7ea7\u7684\u5f00\u5173\uff0c\u4ece\u800c\u63d0\u9ad8\u9274\u76f8\u5668\u7684\u6027\u80fd\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5e94\u7528I\/Q\u65b9\u6cd5\uff1a\u5229\u7528I\/Q(\u540c\u76f8\/\u6b63\u4ea4)\u65b9\u6cd5\u5c06\u9ad8\u9891\u4fe1\u53f7\u964d\u9891\u8f6c\u6362\u5230\u57fa\u5e26\uff0c\u5f97\u5230\u5728\u7a7a\u95f4\u4e0a\u4e92\u76f8\u6b63\u4ea4\u7684\u4fe1\u53f7i\u548cq\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4ec5\u5305\u542b\u4e86\u4fe1\u53f7\u7684\u76f8\u4f4d\u3001\u5e45\u5ea6\u548c\u9891\u7387\u4fe1\u606f\uff0c\u800c\u4e14\u5bf9\u4e8e\u590d\u6742\u7cfb\u7edf\u4e2d\u9ad8\u7cbe\u5ea6\u7684\u63a7\u5236\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u3000\u901a\u8fc7\u91c7\u7528\u4f4e\u6742\u6563\u7ed3\u6784\u3001\u4f18\u5316\u73af\u8def\u53c2\u6570\u3001\u964d\u4f4e\u500d\u9891\u6b21\u6570\u3001\u5f15\u5165SFT\u9274\u76f8\u5668\u3001\u8c03\u6574\u7535\u8377\u6cf5\u7535\u6d41\u548c\u6ee4\u6ce2\u7535\u8def\u53c2\u6570\u3001\u589e\u52a0\u5ef6\u8fdf\u5355\u5143\u4ee5\u53ca\u5e94\u7528I\/Q\u65b9\u6cd5\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u8bbe\u8ba1\u548c\u4f18\u5316\u9274\u76f8\u5668<\/strong>\uff0c\u4ee5\u63d0\u9ad8\u5176\u5728\u9ad8\u9891\u4fe1\u53f7\u5904\u7406\u4e2d\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n

      \u3000\u3000\u4e09\u3001 \u9274\u76f8\u5668\u4e0e\u76f8\u4f4d\u6bd4\u8f83\u5668\u4e4b\u95f4\u7684\u533a\u522b\u53ca\u5176\u5404\u81ea\u7684\u4f18\u7f3a\u70b9\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

      \u3000\u3000\u9274\u76f8\u5668\u4e0e\u76f8\u4f4d\u6bd4\u8f83\u5668\u5b9e\u9645\u4e0a\u662f\u540c\u4e00\u79cd\u8bbe\u5907\uff0c\u5b83\u4eec\u7684\u4e3b\u8981\u529f\u80fd\u662f\u68c0\u6d4b\u8f93\u5165\u4fe1\u53f7\u548c\u8f93\u51fa\u4fe1\u53f7\u7684\u76f8\u4f4d\u5dee\uff0c\u5e76\u5c06\u8fd9\u4e2a\u76f8\u4f4d\u5dee\u8f6c\u6362\u4e3a\u7535\u538b\u4fe1\u53f7\u3002\u56e0\u6b64\uff0c\u5728\u8ba8\u8bba\u5b83\u4eec\u7684\u533a\u522b\u65f6\uff0c\u5b9e\u9645\u4e0a\u662f\u5728\u63a2\u8ba8\u540c\u4e00\u6982\u5ff5\u7684\u4e0d\u540c\u79f0\u547c\u3002<\/p>\n\n\n\n

      \u3000\u3000\u9274\u76f8\u5668(\u6216\u76f8\u4f4d\u6bd4\u8f83\u5668)\u7684\u4f18\u70b9\u5305\u62ec\uff1a<\/p>\n\n\n\n

        \n
      • \u3000\u3000\u80fd\u591f\u6709\u6548\u5730\u6291\u5236\u4fe1\u53f7\u7684\u8f7d\u6ce2\uff0c\u4f7f\u5f97\u63a5\u6536\u673a\u7684\u4e2d\u9891\u589e\u76ca\u4e0e\u8f7d\u6ce2\u7535\u5e73\u65e0\u5173\uff0c\u4ece\u800c\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u76f8\u4f4d\u566a\u58f0\u7684\u6d4b\u8bd5\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u6bd4\u8f83\u4e24\u4e2a\u76f8\u4f4d\u7684\u76f8\u5bf9\u503c\uff0c\u800c\u4e0d\u662f\u76f8\u4f4d\u7684\u7edd\u5bf9\u503c\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u80fd\u591f\u51c6\u786e\u5730\u53cd\u6620\u8f93\u5165\u4fe1\u53f7\u548c\u53cd\u9988\u4fe1\u53f7\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee\u5f02\u3002<\/li>\n<\/ul>\n\n\n\n

        \u3000\u3000\u7136\u800c\uff0c\u9274\u76f8\u5668\u4e5f\u5b58\u5728\u4e00\u4e9b\u7f3a\u70b9\u6216\u5c40\u9650\u6027\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u9274\u76f8\u5668\u7684\u8bbe\u8ba1\u548c\u5e94\u7528\u53ef\u80fd\u4f1a\u53d7\u5230\u5176\u5185\u90e8\u5143\u4ef6(\u5982\u538b\u63a7\u632f\u8361\u5668VCO)\u7684\u76f8\u4f4d\u566a\u58f0\u7684\u5f71\u54cd\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\u3002\u6b64\u5916\uff0c\u9274\u76f8\u5668\u7684\u6027\u80fd\u53ef\u80fd\u4f1a\u53d7\u5230\u8f93\u5165\u4fe1\u53f7\u7279\u6027\u7684\u5f71\u54cd\uff0c\u4f8b\u5982\u4fe1\u53f7\u7684\u9891\u7387\u8303\u56f4\u3001\u5e45\u5ea6\u7b49\uff0c\u8fd9\u4e9b\u56e0\u7d20\u90fd\u9700\u8981\u5728\u8bbe\u8ba1\u65f6\u52a0\u4ee5\u8003\u8651\u3002<\/p>\n\n\n\n

        \u3000\u3000\u9274\u76f8\u5668(\u76f8\u4f4d\u6bd4\u8f83\u5668)\u662f\u4e00\u79cd\u91cd\u8981\u7684\u5c04\u9891\u5668\u4ef6\uff0c\u5b83\u901a\u8fc7\u6bd4\u8f83\u8f93\u5165\u4fe1\u53f7\u548c\u53cd\u9988\u4fe1\u53f7\u4e4b\u95f4\u7684\u76f8\u4f4d\u5dee\u6765\u5de5\u4f5c\uff0c\u5177\u6709\u63d0\u9ad8\u6d4b\u8bd5\u7cbe\u5ea6\u7684\u4f18\u70b9\u3002\u7136\u800c\uff0c\u5176\u6027\u80fd\u53ef\u80fd\u4f1a\u53d7\u5230\u5185\u90e8\u5143\u4ef6\u7279\u6027\u548c\u8f93\u5165\u4fe1\u53f7\u7279\u6027\u7684\u5f71\u54cd\uff0c\u8fd9\u9700\u8981\u5728\u8bbe\u8ba1\u548c\u5e94\u7528\u8fc7\u7a0b\u4e2d\u4e88\u4ee5\u6ce8\u610f\u3002<\/p>\n\n\n\n

        \u3000\u3000\u56db\u3001 \u9274\u76f8\u5668\u5728\u63d0\u9ad8\u4fe1\u53f7\u89e3\u8c03\u7cbe\u5ea6\u65b9\u9762\u7684\u6280\u672f\u8fdb\u6b65\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

        \u3000\u3000\u5728\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0c\u9274\u76f8\u5668\u7684\u6280\u672f\u8fdb\u6b65\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff0c\u7279\u522b\u662f\u5728\u63d0\u9ad8\u4fe1\u53f7\u89e3\u8c03\u7cbe\u5ea6\u65b9\u9762\uff1a<\/p>\n\n\n\n

          \n
        • \u3000\u3000\u4f4e\u6210\u672c\u548c\u7d27\u51d1\u578b\u5c01\u88c5\uff1aADI\u9274\u9891\u9274\u76f8\u5668\u63d0\u4f9b\u4e86\u9ad8\u6027\u80fd\u3001\u8d85\u4f4e\u76f8\u4f4d\u566a\u58f0\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u540c\u65f6\u4ee5\u4f4e\u6210\u672c\u548c\u7d27\u51d1\u578b\u5c01\u88c5\u4e3a\u7279\u70b9\uff0c\u8fd9\u6709\u52a9\u4e8e\u52a0\u5feb\u9891\u7387\u9501\u5b9a\u65f6\u95f4\uff0c\u5e76\u5305\u542b\u81ea\u52a8\u548c\u53ef\u914d\u7f6e\u9501\u5b9a\u68c0\u6d4b\u6307\u793a\u5668\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4fe1\u53f7\u5904\u7406\u7684\u6548\u7387\u548c\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u9ad8\u5de5\u4f5c\u9891\u7387\u4e0e\u8d85\u4f4e\u76f8\u4f4d\u566a\u58f0\uff1aHMC3716LP4E\u662f\u4e00\u6b3e\u6570\u5b57\u9274\u9891\u9274\u76f8\u5668\uff0c\u5b83\u7ed3\u5408\u4e86\u9ad8\u5de5\u4f5c\u9891\u7387\u548c\u8d85\u4f4e\u76f8\u4f4d\u566a\u58f0\u7684\u7279\u70b9\uff0c\u9002\u5408\u4e8e\u4f4e\u76f8\u4f4d\u566a\u58f0\u9891\u7387\u5408\u6210\u5668\u5e94\u7528\u3002\u8fd9\u79cd\u6280\u672f\u7684\u5e94\u7528\u80fd\u591f\u63d0\u4f9b\u5177\u6709\u5f88\u5bbd\u73af\u5bbd\u7684\u4fe1\u53f7\u89e3\u8c03\u80fd\u529b\uff0c\u4ece\u800c\u663e\u8457\u63d0\u9ad8\u89e3\u8c03\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u5168\u6570\u5b57\u9501\u76f8\u73af(DPLL)\u7684\u5e94\u7528\uff1a\u5168\u6570\u5b57\u9501\u76f8\u73af\u4e3b\u8981\u7531\u6570\u5b57\u9274\u76f8\u5668\u3001\u53ef\u9006\u8ba1\u6570\u5668\u3001\u9891\u7387\u5207\u6362\u7535\u8def\u53caN\u5206\u9891\u5668\u56db\u90e8\u5206\u7ec4\u6210\u3002\u8fd9\u79cd\u8bbe\u8ba1\u907f\u514d\u4e86\u4f7f\u7528VCO\uff0c\u53ef\u4ee5\u5927\u5927\u51cf\u8f7b\u6e29\u5ea6\u5bf9\u7cfb\u7edf\u7684\u5f71\u54cd\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u89e3\u8c03\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u6539\u8fdb\u7684\u7b97\u6cd5\u548c\u6280\u672f\uff1a\u4f8b\u5982\uff0c\u5728\u8f6f\u4ef6\u65e0\u7ebf\u7535FM\u4fe1\u53f7\u89e3\u8c03\u65b9\u6cd5\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528\u5feb\u901f\u53cd\u6b63\u5207\u7b97\u6cd5\u63d0\u53d6\u590d\u4fe1\u53f7\u7684\u76f8\u4f4d\uff0c\u4f18\u5316\u590d\u4fe1\u53f7\u76f8\u4f4d\u53bb\u5377\u7ed5\u7b97\u6cd5\uff0c\u4ee5\u53ca\u57fa\u4e8eFIR\u6ee4\u6ce2\u5668\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u6280\u672f\u6539\u8fdb\u6709\u52a9\u4e8e\u63d0\u9ad8\u4fe1\u53f7\u5904\u7406\u901f\u5ea6\u548c\u89e3\u8c03\u7cbe\u5ea6\u3002<\/li>\n\n\n\n
        • \u3000\u3000\u4fe1\u53f7\u8c03\u7406\u6280\u672f\u7684\u5e94\u7528\uff1a\u5173\u952e\u7684\u4fe1\u53f7\u8c03\u7406\u6280\u672f\uff0c\u5982\u653e\u5927\u3001\u6ee4\u6ce2\u7b49\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u7684\u603b\u4f53\u6027\u80fd\u548c\u7cbe\u5ea6\u3002\u8fd9\u4e9b\u6280\u672f\u901a\u8fc7\u6539\u53d8\u8f93\u5165\u4fe1\u53f7\u7684\u7c7b\u578b\u5e76\u8f93\u51fa\u4e4b\uff0c\u4ece\u800c\u5728\u4fe1\u53f7\u89e3\u8c03\u8fc7\u7a0b\u4e2d\u63d0\u9ad8\u4e86\u7cbe\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n

          \u3000\u3000\u73b0\u4ee3\u901a\u4fe1\u7cfb\u7edf\u4e2d\u9274\u76f8\u5668\u7684\u6280\u672f\u8fdb\u6b65\u4e3b\u8981\u4f53\u73b0\u5728\u4f4e\u6210\u672c\u3001\u9ad8\u6548\u7387\u3001\u9ad8\u7cbe\u5ea6\u7684\u4fe1\u53f7\u5904\u7406\u80fd\u529b\u4e0a\uff0c\u7279\u522b\u662f\u5728\u63d0\u9ad8\u4fe1\u53f7\u89e3\u8c03\u7cbe\u5ea6\u65b9\u9762\uff0c\u901a\u8fc7\u91c7\u7528\u9ad8\u6027\u80fd\u7684\u6570\u5b57\u9274\u76f8\u5668\u3001\u5168\u6570\u5b57\u9501\u76f8\u73af\u8bbe\u8ba1\u3001\u6539\u8fdb\u7684\u7b97\u6cd5\u548c\u6280\u672f\u4ee5\u53ca\u6709\u6548\u7684\u4fe1\u53f7\u8c03\u7406\u6280\u672f\u7b49\u624b\u6bb5\uff0c\u5b9e\u73b0\u4e86\u663e\u8457\u7684\u8fdb\u6b65\u3002<\/p>\n\n\n\n

          \u3000\u3000\u4e94\u3001 \u9274\u76f8\u5668\u5728\u9891\u7387\u5408\u6210\u6280\u672f\u4e2d\u7684\u89d2\u8272\u548c\u91cd\u8981\u6027\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n

          \u3000\u3000\u9274\u76f8\u5668\u5728\u9891\u7387\u5408\u6210\u6280\u672f\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u9996\u5148\uff0c\u9274\u76f8\u5668(PFD)\u662f\u9501\u76f8\u73af(PLL)\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u7ec4\u4ef6\uff0c\u5b83\u8d1f\u8d23\u5c06\u53cd\u9988\u9891\u7387\u4e0e\u57fa\u51c6\u9891\u7387\u7684\u67d0\u4e00\u5206\u9891\u5f62\u5f0f\u8fdb\u884c\u6bd4\u8f83\u3002\u8fd9\u4e00\u8fc7\u7a0b\u5bf9\u4e8e\u9891\u7387\u5408\u6210\u5668\u7684\u5de5\u4f5c\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u76f4\u63a5\u5f71\u54cd\u5230\u8f93\u51fa\u9891\u7387\u7684\u751f\u6210\u548c\u8c03\u6574\u3002<\/p>\n\n\n\n

          \u3000\u3000\u5728\u9891\u7387\u5408\u6210\u5668\u7684\u5e94\u7528\u4e2d\uff0c\u9274\u76f8\u5668\u7684\u4f5c\u7528\u4e0d\u4ec5\u9650\u4e8e\u6bd4\u8f83\u4e24\u4e2a\u4fe1\u53f7\u7684\u76f8\u4f4d\u5dee\uff0c\u8fd8\u5305\u62ec\u901a\u8fc7\u5176\u8f93\u51fa\u7535\u6d41\u8109\u51b2\u7ecf\u8fc7\u6ee4\u6ce2\u548c\u79ef\u5206\u6765\u4ea7\u751f\u5fc5\u8981\u7684\u63a7\u5236\u4fe1\u53f7\uff0c\u8fd9\u4e9b\u63a7\u5236\u4fe1\u53f7\u8fdb\u4e00\u6b65\u5f71\u54cd\u9891\u7387\u5408\u6210\u5668\u7684\u6027\u80fd\u3002\u6b64\u5916\uff0c\u9274\u76f8\u5668\u7684\u8bbe\u8ba1\u548c\u6027\u80fd\u76f4\u63a5\u5f71\u54cd\u5230\u9501\u76f8\u73af\u9891\u7387\u5408\u6210\u5668\u7684\u6574\u4f53\u6027\u80fd\uff0c\u5982\u7535\u8377\u6cf5\u9501\u76f8\u73af\u5177\u6709\u5feb\u901f\u9274\u9891\u3001\u6355\u83b7\u9891\u7387\u8303\u56f4\u5e7f\u7b49\u4f18\u70b9\u3002<\/p>\n\n\n\n

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