{"id":212,"date":"2026-04-21T22:29:25","date_gmt":"2026-04-21T14:29:25","guid":{"rendered":"https:\/\/www.asuka002.com\/?p=212"},"modified":"2026-05-23T23:14:57","modified_gmt":"2026-05-23T15:14:57","slug":"%e4%ba%8c%e7%ba%a7%e8%bf%90%e6%94%be","status":"publish","type":"post","link":"https:\/\/www.asuka002.com\/index.php\/2026\/04\/21\/%e4%ba%8c%e7%ba%a7%e8%bf%90%e6%94%be\/","title":{"rendered":"\u4e8c\u7ea7\u8fd0\u653e"},"content":{"rendered":"
# \u5355\u7aef\u4e24\u7ea7\u8fd0\u653e\u8bbe\u8ba1\n\n![img](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/v2-9209b104fb7b0c6fbc27069080587d29_1440w.jpg)\n\n## 1.\u7406\u8bba\u5206\u6790\n\n![image-20260518112446943](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260518112446943.png)\n\n### 1.\u5e26\u5bbd\u5206\u6790\uff1a\n\n\u5728\u6b64\u7ed3\u6784\u4e2d\uff0c\u6839\u636e\u6781\u70b9\u8868\u8fbe\u5f0f\uff1a\n<div align="center">\n\\(\\displaystyle {\\omega _p} = \\frac{1}{{RC}}\\)\n<\/div>\n\u5728Y\u8282\u70b9\u5904\u7684\u7535\u963b\u503c\u8fdc\u5927\u4e8eVout\u8282\u70b9\u5904\u7684\u7b49\u6548\u963b\u503c\uff0c\u6545\u4e3b\u6781\u70b9\u5728Y\u8282\u70b9\u5904\u3002\u4e3b\u6781\u70b9\u9891\u7387\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle {f_p} = \\frac{1}{{2\\pi }}\\frac{1}{{({r_{o2}}||{r_{o4}}){A_{v0,2}}{C_c}}}\\)\n<\/div>\n\u5176\u4e2d\uff0c\u6839\u636e\u7c73\u52d2\u6548\u5e94\uff0c\u7b49\u6548\u7535\u5bb9\u88ab\u653e\u5927\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{1}{{{A_{v0,2}}{C_c}}}\\)\n<\/div>\n\u8fd0\u653e\u7684\u7b2c\u4e00\u3001\u4e8c\u7ea7\u4f4e\u9891\u589e\u76ca\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle \\left\\{ {\\begin{array}{*{20}{c}}\n{{A_{v0,1}} = {g_{m1,2}}({r_{o2}}||{r_{o4}})}\\\\\n{{A_{v0,2}} = {g_{m6}}({r_{o6}}||{r_{o7}})}\n\\end{array}} \\right.\\)\n<\/div>\n\u8fd0\u653e\u7684\u5355\u4f4d\u589e\u76ca\u5e26\u5bbd\u79efGBW\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle \\begin{array}{l}\nGBW = {A_{v0}} \\cdot {f _{p, – 3dB}}\\\\\n{\\rm{ = }}{A_{v0,1}}{A_{v0,2}}{f _{p, – 3dB}}\\\\\n{\\rm{ = }}{g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){f_{p, – 3dB}}\n\\end{array}\\)\n<\/div>\n\u5c06(2)\u5f0f\u4ee3\u5165(5)\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle \\matrix{\n GBW = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){f_{p, – 3dB}} \\hfill \\cr \n = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){1 \\over {2\\pi }}{1 \\over {({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){C_c}}} \\hfill \\cr \n = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{C_c}}} \\hfill \\cr}\\)\n<\/div>\n\u6839\u636e\u7ecf\u9a8c\u516c\u5f0f\uff1a\n<div align="center">\n\\(\\displaystyle {C_c} = 0.3{C_L}\\)\n<\/div>\n\u8054\u7acb(6)(7)\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle {g_{m1,2}} = 2\\pi {C_c}GBW \\approx 150.8uS\\)\n<\/div>\n\n\n\n### 2.\u538b\u6446\u7387\u5206\u6790\uff1a\n\n![img](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/v2-1a55456e57d82ac2fd0494a03fe06b33_1440w.jpg)\n\n#### \u8d1f\u6446\uff1a\n\n\u5728\u8d1f\u6446\u65f6\uff0c\\({V_{in + }}\\)\u964d\u4f4e\uff0c\\({V_{in – }}\\)\u5347\u9ad8\u3002\u56e0\u6b64Y\u70b9\u7535\u538b\u6709\u4e0a\u5347\u8d8b\u52bf\u3002\u9650\u5236Y\u70b9\u4e0a\u5347\u901f\u5ea6\u7684\u5143\u4ef6\u5373\u4e3a\\({C_c}\\)\u3002\u5bf9\u4e8e\u6b64\u7535\u5bb9\u5217\u65b9\u7a0b\uff1a\n<div align="center">\n\\(\\displaystyle {{d({V_Y} – {V_{out}})} \\over {dt}} = {{{I_c}} \\over {{C_c}}}\\)\n<\/div>\n\u5176\u4e2d\uff0c\u5bf9\u4e8e\\({{d{V_{out}}} \\over {dt}}\\)\uff0c\\({{d{V_Y}} \\over {dt}}\\)\u91cf\u7ea7\u5f88\u5c0f\u3002\u540c\u65f6\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\\({M_2}\\)\u6d41\u8fc7\u4e86\\({M_5}\\)\u7684\u6240\u6709\u7535\u6d41\uff0c\\({M_4}\\)\u4e0a\u6ca1\u6709\u4e00\u70b9\u7535\u6d41\uff0c\\({M_2}\\)\u7684\u7535\u6d41\u5168\u90e8\u6d41\u5411\\({{C_c}}\\)\u3002\u56e0\u6b64\\({{I_c}}\\)\u6700\u5927\u4e3a\\({I_5}\\)\u3002\u56e0\u6b64\u53ef\u4ee5\u5c06(9)\u5316\u7b80\u5982\u4e0b\uff1a\n<div align="center">\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u5728\u540c\u65f6\uff0c\\({C_{L,tot}}\\)\u653e\u7535\u3002\u6b64\u56e0\u7d20\u9020\u6210\u7684\u901f\u7387\u74f6\u9888\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_{6,\\max }} – {I_7}} \\over {{C_{L,tot}} + {C_c}}}\\)\n<\/div>\n\u6b64\u65f6\u5148\u5047\u8bbe(10)\u4e3a\u8d1f\u6446\u538b\u6446\u7387\u7684\u51b3\u5b9a\u6761\u4ef6\u3002\n\n#### \u6b63\u6446\uff1a\n\n\u5728\u6b63\u6446\u65f6\uff0c\\({V_{in + }}\\)\u5347\u9ad8\\({V_{in – }}\\)\u964d\u4f4e\uff0cY\u70b9\u6709\u4e0b\u964d\u8d8b\u52bf\u3002\u4e0e\u8d1f\u6446\u7c7b\u4f3c\uff0c\u8fd9\u4e00\u90e8\u5206\u7684\u9650\u5236\u6761\u4ef6\u4e0b\u7684\u538b\u6446\u7387\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u6b63\u6446\\({C_{L,tot}}\\)\u5145\u7535\uff0c\\({M_6}\\)\u8fd1\u4e4e\u88ab\u5173\u65ad\uff0c\u56e0\u6b64\u5728\u8f93\u51fa\u70b9\u53ef\u4ee5\u8fd1\u4f3c\u4e3a\\({{I_7}}\\)\u7ed9\u6240\u6709\u7535\u5bb9\u5145\u7535\uff0c\u5199\u4f5c\uff1a\n<div align="center">\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_7}} \\over {{C_c} + {C_{L,tot}}}}\\)\n<\/div>\n\u5728\u8bbe\u8ba1\u4e2d\uff0c\u5e0c\u671b\u6b63\u8d1f\u6446\u7387\u76f8\u540c\u3002\u56e0\u6b64\u5e0c\u671b(13)\uff1e(12)\u3002\u5728\u540e\u7eed\u6839\u636e\u76f8\u4f4d\u88d5\u5ea6\u7684\u8003\u91cf\u4e2d\uff0c\u5f80\u5f80\u80fd\u505a\u5230\u8fd9\u4e00\u70b9\u3002\u56e0\u6b64\u5047\u5b9a\u6b63\u8d1f\u6446\u7387\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle S{R_ \\pm } = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u8054\u7acb\u538b\u6446\u7387\u516c\u5f0f\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle GBW \\approx {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{C_c}}} = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{{{I_5}} \\over {SR}}}} = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {2{I_{1,2}}}}SR\\)\n<\/div>\n\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{{{g_{m1,2}}}}{{{I_{1,2}}}} \\approx 4\\pi \\frac{{GBW}}{{SR}} \\approx 10.05\\)\n<\/div>\n\u4ece\u800c\u5f97\u5230\\({M_1}\\)\uff0c\\({M_2}\\)\u7684\u7535\u6d41\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle {I_{1,2}} = \\frac{{{g_{m1,2}}}}{{{g_{m1,2}}\/{I_{1,2}}}} = \\frac{{165uS}}{{10}} = 16.5uA\\)\n<\/div>\n\n### 3.\u7535\u6d41\u955c\u7ba1\u7684\u53c2\u6570\u786e\u5b9a\uff1a\n\n\u8003\u8651\u566a\u58f0\u56e0\u7d20\uff0c\u4ee4\\({M_{3 – 5}},{M_7}\\)\u7684\\(\\frac{{{g_m}}}{{{I_d}}}\\)\u5c3d\u91cf\u4f4e\uff0c\u53d6\u4e3a8.\n\n\u786e\u5b9a\\({M_{3 – 5}}\\)\u7684\u7535\u6d41\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle \\left\\{ {\\begin{array}{*{20}{c}}\n{{I_{1,2}} = {I_{3,4}} = 16.5uA}\\\\\n{{I_5} = 2{I_{1,2}} = 33uA}\n\\end{array}} \\right.\\)\n<\/div>\n\n### 4.\u76f8\u4f4d\u88d5\u5ea6\n\n\u4e24\u7ea7\u8fd0\u653e\u7684\u76f8\u4f4d\u88d5\u5ea6\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle PM = {180^ \\circ } – {90^ \\circ } – {\\tan ^{ – 1}}(\\frac{{{\\omega _u}}}{{{\\omega _{p2}}}}) = {\\tan ^{ – 1}}(\\frac{{{\\omega _{p2}}}}{{{\\omega _u}}})\\)\n<\/div>\n\u7531\u4e8e\u6307\u6807\u8981\u6c42\u88d5\u5ea6\u5927\u4e8e60\u00b0\uff0c\u56e0\u6b64\u53d6\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{{{\\omega _{p2}}}}{{{\\omega _u}}} = 2\\)\n<\/div>\n\u8f93\u51fa\u8282\u70b9\u770b\u7b49\u6548\u7535\u963b\u65f6\uff0c\u9700\u6ce8\u610f\\({M_6}\\)\u7684\u6f0f\u6781\u548c\u6805\u6781\u4e4b\u95f4\u6709\u7535\u5bb9\u548c\u7535\u963b\u7684\u901a\u8def\u3002\u5728\u9891\u7387\u8f83\u9ad8\u65f6\uff0c\u7535\u5bb9\u8fd1\u4f3c\u4e8e\u77ed\u8def\u3002\u8c03\u96f6\u7535\u963b\u963b\u503c\u4e00\u822c\u8f83\u5c0f\u56e0\u6b64\u53ef\u4ee5\u5f97\u5230\u4ee5\u4e0b\u8fd1\u4f3c\uff1a\n<div align="center">\n\\(\\displaystyle R \\approx \\frac{1}{{{g_{m6}}}}\\)\n<\/div>\n\u56e0\u6b64\u6b21\u7ea7\u70b9\u7684\u9891\u7387\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle {f_{p2}} = \\frac{1}{{2\\pi }}\\frac{{{g_{m6}}}}{{{C_{L,tot}}}} \\approx \\frac{1}{{2\\pi }}\\frac{{{g_{m6}}}}{{1.3{C_L}}}\\)\n<\/div>\n\u5355\u4f4d\u589e\u76ca\u9891\u7387\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle {f_u} = GBW = \\frac{{{g_{m1,2}}}}{{{C_c}}} = \\frac{{{g_{m1,2}}}}{{0.3{C_L}}}\\)\n<\/div>\n\u8054\u7acb(20)(22)(23),\u5f97\u5230\u5173\u7cfb\u4e3a\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{{{\\omega _{p2}}}}{{{\\omega _u}}} = 2 \\Rightarrow \\frac{{{g_{m6}}}}{{{g_{m1,2}}}} \\approx 8.67\\)\n<\/div>\n\u4e3a\u4e86\u4fdd\u8bc1\u6b21\u7ea7\u70b9\u4e0e\u5355\u4f4d\u589e\u76ca\u5e26\u5bbd\u79bb\u5f97\u8db3\u591f\u8fdc\uff0c\u53d6\u8fd9\u4e2a\u6bd4\u503c\u4e3a10\uff0c\u5373\n<div align="center">\n\\(\\displaystyle {g_{m6}} = 10{g_{m1,2}} = 1.65mS\\)\n<\/div>\n\u540c\u65f6\u4e5f\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle {I_6} = \\frac{{{g_{m6}}}}{{{g_{m6}}\/{I_6}}} = \\frac{{1.65mS}}{8} = 206.25uA\\)\n<\/div>\n\u540c\u65f6\uff0c\u5bc6\u52d2\u8865\u507f\u4f1a\u9020\u6210\u4e00\u4e2a\u53f3\u534a\u5e73\u9762\u96f6\u70b9\u3002\u4e3a\u4e86\u8c03\u6574\u96f6\u70b9\u9891\u7387\uff0c\u5f15\u5165\u6d88\u96f6\u7535\u963b\\({R_Z}\\)\n\n\u6839\u636e\u96f6\u70b9\u7684\u5b9a\u4e49\u5f0f\u5217\u51fa\u65b9\u7a0b\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{{{v_y}}}{{\\frac{1}{{s{C_c}}} + {R_z}}} = {g_m}{v_y}\\)\n<\/div>\n\u89e3\u65b9\u7a0b\u5f97\u5230\uff1a\n<div align="center">\n\\(\\displaystyle {s_z} = \\frac{{{g_{m6}}}}{{{C_c}(1 – {R_z}{g_{m6}})}} = \\frac{1}{{{C_c}(g_{m6}^{ – 1} – {R_z})}}\\)\n<\/div>\n\u5728\\({R_z}\\)\u4ece\u5c0f\u53d8\u5230\u5927\u7684\u8fc7\u7a0b\u4e2d\uff0c\u96f6\u70b9\u4f1a\u5148\u4ece\u53f3\u534a\u5e73\u9762\u5411\u65e0\u9650\u8fdc\u5904\u5ef6\u4f38\uff0c\u968f\u540e\u53d8\u4e3a\u5de6\u534a\u5e73\u9762\u96f6\u70b9\u3002\n\n– \u5982\u679c\u6d88\u9664\u96f6\u70b9\uff0c\u4e5f\u5373\\({g_{m6}^{ – 1}}\\)\u3002\u5728PVT\u7684\u5e72\u6270\u4e0b\u5f88\u96be\u505a\u5230\n\n– \u82e5\u4ee4\u96f6\u70b9\u5728\u5de6\u534a\u5e73\u9762\u4e0e\u6b21\u7ea7\u70b9\u76f8\u6d88\uff0c\u4e5f\u5373\u4ee4\\(\\frac{1}{{{C_c}(g_{m6}^{ – 1} – {R_z})}} = – \\frac{{{g_{m6}}}}{{{C_L}}}\\)\uff0c\u53ef\u4ee5\u89e3\u5f97\u6d88\u96f6\u7535\u963b\u4e3a\uff1a\n\n – <div align="center">\n \\(\\displaystyle {R_z} = \\frac{{{C_L} + {C_c}}}{{{g_{m6}}{C_c}}}\\)\n <\/div>\n \n \n\n\u4f46\u5728\u5b9e\u9645\u4e2d\uff0c\u65e0\u6cd5\u505a\u5230\u6070\u597d\u76f8\u540c\uff0c\u8fc7\u4e8e\u9760\u8fd1\u7684\u96f6\u6781\u70b9\u4f1a\u4ea7\u751f\u96f6\u6781\u70b9\u5bf9\uff0c\u5f71\u54cd\u7535\u8def\u7684\u5efa\u7acb\u65f6\u95f4\u3002\u5bf9\u4e8e\u5efa\u7acb\u65f6\u95f4\u6709\u4e25\u82db\u8981\u6c42\u7684\u7535\u8def\uff0c\u6b64\u96f6\u70b9\u4e0d\u80fd\u79bb\u6781\u70b9\u592a\u8fd1\u3002\n\n\u56e0\u6b64\u6700\u7ec8\u53d6\u4e24\u8005\u4e2d\u7684\u4e2d\u95f4\u4e00\u4e2a\u503c\uff0c\u6d88\u9664\u96f6\u70b9\u89e3\u5f97\u7535\u963b1k\u03a9\uff0c\u6d88\u9664\u6781\u70b9\u89e3\u5f97\u7535\u963b2.6k\u03a9\u3002\u8fd9\u91cc\u53d61k\u03a9\u3002\n\n> [!NOTE]\n>\n> \u5728\u8fd9\u4e00\u90e8\u5206\u89e3\u5f97\\({I_6} = 206.25uA\\)\uff0c\\({g_{m6}} = 1.65mS\\)\u540e\u53ef\u4ee5\u56de\u770b\u6b63\u8d1f\u6446\u7684\u901f\u7387\u51b3\u5b9a\u5047\u8bbe\u3002\n>\n> \u5bf9\u4e8e\u6b63\u6446\uff0c\\({I_7} \\ge ({C_L} + {C_c})SR = ({C_L} + {C_c})\\frac{{{I_5}}}{{{C_c}}} = 4.3{I_5}\\)\uff0c\u660e\u663e\u6ee1\u8db3\n>\n> \u5bf9\u4e8e\u8d1f\u6446\uff0c\\(\\Delta {I_6} \\approx ({C_L} + {C_c})SR = ({C_L} + {C_c})\\frac{{{I_5}}}{{{C_c}}} = 4.3{I_5}\\)\uff0c\u5bf9\u4e8e\u6b64\u589e\u52a0\u91cf\u53ea\u9700\\({V_Y}\\)\u53d8\u52a8\u51e0\u5341\u5230\u4e00\u767e\u6beb\u4f0f\uff0c\u5047\u8bbe\u5408\u7406\u3002\n\n## 2.gm\/Id\u626b\u53c2\n\n### NMOS\u626b\u53c2gmro\n\n![image-20260523104928290](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523104928290.png)\n\n\n\n### PMOS\u626b\u53c2gmro\n\n![image-20260523110254671](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523110254671.png)\n\n\u53ef\u4ee5\u770b\u5230NMOS\u7684\u957f\u5ea6\u53d60.5um\u65f6\u8fbe\u6807\n\n### NMOS\u7535\u6d41\u5bc6\u5ea6\n\nNMOS\u7684\\(\\frac{{{g_m}}}{{{i_d}}}\\)\u4e3a8\uff0c\u626b\u63cf\u53c2\u6570\u5f97\u5230\u7535\u6d41\u5bc6\u5ea6\u6bd4\u503c\uff0c\u8ba1\u7b97\u5f97\u5230\\({M_3}\\)\uff0c\\({M_4}\\)\u7684\u5bbd\u5ea6\u4e3a1.3um\uff0c\\({M_6}\\)\u5bbd\u5ea6\u4e3a15.6um\n\n![image-20260523105805554](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523105805554.png)\n\n### PMOS\u7535\u6d41\u5bc6\u5ea6\n\n![image-20260523110427303](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523110427303.png)\n\n\u540c\u7406\uff0c\\({M_1},{M_2}\\)\u5de5\u4f5c\u5728\n<div align="center">\n\\(\\displaystyle \\frac{{{g_m}}}{{{i_d}}} = 10\\)\n<\/div>\n\u6839\u636e\u56fe\u50cf\u663e\u793a\u7684\u7535\u6d41\u5bc6\u5ea6\u8ba1\u7b97\u5f97\u5bbd\u5ea68.6um\n\n\\({M_5},{M_B},{M_7}\\)\u5de5\u4f5c\u5728\uff1a\n<div align="center">\n\\(\\displaystyle \\frac{{{g_m}}}{{{i_d}}} = 8\\)\n<\/div>\n\u6839\u636e\u56fe\u50cf\u663e\u793a\u7684\u7535\u6d41\u5bc6\u5ea6\u8ba1\u7b97\u5f97\u5bbd\u5ea610um\n\n## 3.\u521d\u6b65\u4eff\u771f\u4e0e\u5206\u6790\n\n### \u8f93\u51fa\u5171\u6a21\u7535\u538b\u8303\u56f4\uff08\u8f93\u5165\u4fe1\u53f7\u5171\u6a21800mV\uff09\n\n![image-20260523113830484](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523113830484.png)\n\n### \u5355\u4f4d\u589e\u76ca\u63a5\u6cd5\u4e0b\u7684\u5931\u8c03\u7535\u538b\uff1a\n\n![image-20260523122600753](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523122600753.png)\n\n### stb\u5728\u5355\u4f4d\u589e\u76ca\u89e3\u6cd5\u4e0b\u7684\u73af\u8def\u4eff\u771f\uff0c\u540c\u65f6\u626b\u63cfRz\n\n![image-20260523151216467](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523151216467.png)\n\n\u53ef\u4ee5\u770b\u5230\u5e26\u5bbd\u4e0e\u76ee\u6807\u503c80MHz\u76f8\u6bd4\u7565\u4f4e\uff0c\u6839\u636e\uff1a\n<div align="center">\n\\(\\displaystyle \\matrix{\n GBW = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){f_{p, – 3dB}} \\hfill \\cr \n = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){1 \\over {2\\pi }}{1 \\over {({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){C_c}}} \\hfill \\cr \n = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{C_c}}} \\hfill \\cr}\\)\n<\/div>\n\u53ef\u4ee5\u9009\u62e9\u51cf\u5c0f\\({C_c}\\)\u6765\u63d0\u9ad8GBW\n\n\u4fee\u6539Cc\u4e3a0.25pf\u5f97\u5230\u4eff\u771f\u56fe\u50cf\uff1a\n\n![image-20260523152144226](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523152144226.png)\n\n\u9009\u62e9\\({R_z} = 2k\\Omega\\)\uff0c\u76f8\u4f4d\u88d5\u5ea670\u00b0\u3002\n\n\u5728\u6b64\u79cd\u63a5\u6cd5\u4e0b\u540c\u65f6\u4e5f\u53ef\u4ee5\u4eff\u771f\u4ea4\u6d41\u589e\u76ca\uff0c\u4fe1\u53f7\u4ece\u8d1f\u8f93\u5165\u7aef\uff0c\u7ecf\u8fc7\u63a2\u9488\u5230\u8f93\u51fa\u5efa\u7acb\u73af\u8def\n\n### CMRR\u4eff\u771f\uff1a\n\n![image-20260523161439080](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523161439080.png)\n\n### PSRR\u4eff\u771f\uff1a\n\n![image-20260523163851521](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523163851521.png)\n\n### Slew rate\u4eff\u771f\uff1a\n\n![image-20260523165721057](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523165721057.png)\n\n![image-20260523165823860](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523165823860.png)\n\n\u5728\u6b63\u6446\u65f6\uff0c\u6446\u7387\u8fbe\u4e0d\u5230\u6307\u6807\u8981\u6c42\u7684\\(100V\/uS\\)\u3002\u6b64\u5904\u9009\u62e9\u589e\u5927\u53d7\u63a7\u7535\u6d41\u6e90\uff1a\n<div align="center">\n\\(\\displaystyle {i_{dc}} = 35uA\\)\n<\/div>\n\n### \u566a\u58f0\uff1a\n\n![image-20260523170751702](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523170751702.png)\n\n\u5728100khz\u5904\u7684\u566a\u58f0\u5927\u4e8e\u9898\u76ee\u8981\u6c42\u7684\u6307\u6807\\(80nV\/\\sqrt {Hz}\\)\n\n### \u603b\u7ed3\uff1a\n\n\u4e3a\u4e86\u8ba9\u566a\u58f0\u548c\u6446\u7387\u8fbe\u5230\u6307\u6807\n\n– \u4fee\u6539NMOS\u7684\u5bbd\u957f\u6bd4\u90fd\u53d8\u4e3a\u539f\u6765\u76841.5\u500d\uff0c\u964d\u4f4eNMOS\u7ba1\u7684\u95ea\u70c1\u566a\u58f0\n\n– \u589e\u5927\u53d7\u63a7\u7535\u6d41\u6e90\u7684\u7535\u6d41\uff0c\u4ece33uA\u523035uA\n\n## 4.\u518d\u6b21\u4eff\u771f\u4e0e\u5206\u6790\n\n### \u4fee\u6539\u540e\u7684\u8f93\u51fa\u7535\u538b\u8303\u56f4\uff1a\n\n![image-20260523210948644](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523210948644.png)\n\n### \u4fee\u6539\u540e\u7684\u589e\u76ca\u548c\u76f8\u4f4d\u88d5\u5ea6\u56fe\uff1a\n\n![image-20260523211225345](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523211225345.png)\n\n### \u4fee\u6539\u540e\u7684\u5931\u8c03\u7535\u538b\uff1a\n\n![image-20260523211411977](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523211411977.png)\n\n### \u4fee\u6539\u540e\u7684CMRR\u548cPSRR\uff1a\n\n![image-20260523221823089](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523221823089.png)\n\n### \u4fee\u6539\u540e\u7684SR\uff1a\n\n![image-20260523211703504](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523211703504.png)\n\n\u53d1\u73b0SR\u6b63\u6446\u548c\u8d1f\u6446\u90fd\u6ee1\u8db3\u8981\u6c42\n\n### \u566a\u58f0\u4eff\u771f\uff1a\n\n![image-20260523211808402](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523211808402.png)\n\n\u6b64\u65f6\u5728\u9891\u7387100khz\u65f6\u7684\u566a\u58f0\u6ee1\u8db3\u8981\u6c42\n\n### \u6027\u80fd\u6307\u6807\n\n| \u8bbe\u8ba1\u6307\u6807 | \u53c2\u6570\u8981\u6c42 | \u4eff\u771f\u7ed3\u679c |\n| ———— | ———————– | ———————- |\n| \u9759\u6001\u7535\u6d41 | \\(< 500uA\\) | \\(275uA\\) |\n| \u4f4e\u9891\u589e\u76ca | \\(> 60dB\\) | \\(72dB\\) |\n| \u589e\u76ca\u5e26\u5bbd | \\(> 80MHz\\) | \\(83MHz\\) |\n| \u76f8\u4f4d\u88d5\u5ea6 | \\(> {60^ \\circ }\\) | \\({65^ \\circ }\\) |\n| \u7535\u6e90\u6291\u5236\u6bd4 | \\(> 60dB\\) | \\(80dB\\) |\n| \u5171\u6a21\u6291\u5236\u6bd4 | \\(> 60dB\\) | \\(73dB\\) |\n| \u8f93\u5165\u53c2\u8003\u566a\u58f0 | \\(< 80nV\/\\sqrt {Hz}\\) | \\(65nV\/\\sqrt {Hz}\\) |\n| \u538b\u6446\u7387 | \\(> 100V\/us\\) | \\(\\min = 103V\/us\\) |\n\n### \u8fd0\u653e\u6700\u7ec8\u7535\u8def\u56fe\uff1a\n\n![image-20260523230628271](https:\/\/cdn.jsdelivr.net\/gh\/Monika-dokidoki\/img-bed\/img\/image-20260523230628271.png)\n\n\u53c2\u8003\uff1ahttps:\/\/zhuanlan.zhihu.com\/p\/18217441114\n<\/div>

\u5355\u7aef\u4e24\u7ea7\u8fd0\u653e\u8bbe\u8ba1<\/h1>\n

\"img\"<\/p>\n

1.\u7406\u8bba\u5206\u6790<\/h2>\n

\"image-20260518112446943\"<\/p>\n

1.\u5e26\u5bbd\u5206\u6790\uff1a<\/h3>\n

\u5728\u6b64\u7ed3\u6784\u4e2d\uff0c\u6839\u636e\u6781\u70b9\u8868\u8fbe\u5f0f\uff1a<\/p>\n

\n\\(\\displaystyle {\\omega _p} = \\frac{1}{{RC}}\\)\n<\/div>\n\u5728Y\u8282\u70b9\u5904\u7684\u7535\u963b\u503c\u8fdc\u5927\u4e8eVout\u8282\u70b9\u5904\u7684\u7b49\u6548\u963b\u503c\uff0c\u6545\u4e3b\u6781\u70b9\u5728Y\u8282\u70b9\u5904\u3002\u4e3b\u6781\u70b9\u9891\u7387\u4e3a\uff1a\n
\n\\(\\displaystyle {f_p} = \\frac{1}{{2\\pi }}\\frac{1}{{({r_{o2}}||{r_{o4}}){A_{v0,2}}{C_c}}}\\)\n<\/div>\n\u5176\u4e2d\uff0c\u6839\u636e\u7c73\u52d2\u6548\u5e94\uff0c\u7b49\u6548\u7535\u5bb9\u88ab\u653e\u5927\u4e3a\uff1a\n
\n\\(\\displaystyle \\frac{1}{{{A_{v0,2}}{C_c}}}\\)\n<\/div>\n\u8fd0\u653e\u7684\u7b2c\u4e00\u3001\u4e8c\u7ea7\u4f4e\u9891\u589e\u76ca\u4e3a\uff1a\n
\n\\(\\displaystyle \\left\\{ {\\begin{array}{*{20}{c}}\n{{A_{v0,1}} = {g_{m1,2}}({r_{o2}}||{r_{o4}})}\\\\\n{{A_{v0,2}} = {g_{m6}}({r_{o6}}||{r_{o7}})}\n\\end{array}} \\right.\\)\n<\/div>\n\u8fd0\u653e\u7684\u5355\u4f4d\u589e\u76ca\u5e26\u5bbd\u79efGBW\u4e3a\uff1a\n
\n\\(\\displaystyle \\begin{array}{l}\nGBW = {A_{v0}} \\cdot {f _{p, – 3dB}}\\\\\n{\\rm{ = }}{A_{v0,1}}{A_{v0,2}}{f _{p, – 3dB}}\\\\\n{\\rm{ = }}{g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){f_{p, – 3dB}}\n\\end{array}\\)\n<\/div>\n\u5c06(2)\u5f0f\u4ee3\u5165(5)\u5f97\u5230\uff1a\n
\n\\(\\displaystyle \\matrix{\n GBW = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){f_{p, – 3dB}} \\hfill \\cr \n = {g_{m1,2}}({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){1 \\over {2\\pi }}{1 \\over {({r_{o2}}||{r_{o4}}){g_{m6}}({r_{o6}}||{r_{o7}}){C_c}}} \\hfill \\cr \n = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{C_c}}} \\hfill \\cr}\\)\n<\/div>\n\u6839\u636e\u7ecf\u9a8c\u516c\u5f0f\uff1a\n
\n\\(\\displaystyle {C_c} = 0.3{C_L}\\)\n<\/div>\n\u8054\u7acb(6)(7)\u5f97\u5230\uff1a\n
\n\\(\\displaystyle {g_{m1,2}} = 2\\pi {C_c}GBW \\approx 150.8uS\\)\n<\/div>\n

2.\u538b\u6446\u7387\u5206\u6790\uff1a<\/h3>\n

\"img\"<\/p>\n

\u8d1f\u6446\uff1a<\/h4>\n

\u5728\u8d1f\u6446\u65f6\uff0c\\({V_{in + }}\\)\u964d\u4f4e\uff0c\\({V_{in – }}\\)\u5347\u9ad8\u3002\u56e0\u6b64Y\u70b9\u7535\u538b\u6709\u4e0a\u5347\u8d8b\u52bf\u3002\u9650\u5236Y\u70b9\u4e0a\u5347\u901f\u5ea6\u7684\u5143\u4ef6\u5373\u4e3a\\({C_c}\\)\u3002\u5bf9\u4e8e\u6b64\u7535\u5bb9\u5217\u65b9\u7a0b\uff1a<\/p>\n

\n\\(\\displaystyle {{d({V_Y} – {V_{out}})} \\over {dt}} = {{{I_c}} \\over {{C_c}}}\\)\n<\/div>\n\u5176\u4e2d\uff0c\u5bf9\u4e8e\\({{d{V_{out}}} \\over {dt}}\\)\uff0c\\({{d{V_Y}} \\over {dt}}\\)\u91cf\u7ea7\u5f88\u5c0f\u3002\u540c\u65f6\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\\({M_2}\\)\u6d41\u8fc7\u4e86\\({M_5}\\)\u7684\u6240\u6709\u7535\u6d41\uff0c\\({M_4}\\)\u4e0a\u6ca1\u6709\u4e00\u70b9\u7535\u6d41\uff0c\\({M_2}\\)\u7684\u7535\u6d41\u5168\u90e8\u6d41\u5411\\({{C_c}}\\)\u3002\u56e0\u6b64\\({{I_c}}\\)\u6700\u5927\u4e3a\\({I_5}\\)\u3002\u56e0\u6b64\u53ef\u4ee5\u5c06(9)\u5316\u7b80\u5982\u4e0b\uff1a\n
\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u5728\u540c\u65f6\uff0c\\({C_{L,tot}}\\)\u653e\u7535\u3002\u6b64\u56e0\u7d20\u9020\u6210\u7684\u901f\u7387\u74f6\u9888\u4e3a\uff1a\n
\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_{6,\\max }} – {I_7}} \\over {{C_{L,tot}} + {C_c}}}\\)\n<\/div>\n\u6b64\u65f6\u5148\u5047\u8bbe(10)\u4e3a\u8d1f\u6446\u538b\u6446\u7387\u7684\u51b3\u5b9a\u6761\u4ef6\u3002\n

\u6b63\u6446\uff1a<\/h4>\n

\u5728\u6b63\u6446\u65f6\uff0c\\({V_{in + }}\\)\u5347\u9ad8\\({V_{in – }}\\)\u964d\u4f4e\uff0cY\u70b9\u6709\u4e0b\u964d\u8d8b\u52bf\u3002\u4e0e\u8d1f\u6446\u7c7b\u4f3c\uff0c\u8fd9\u4e00\u90e8\u5206\u7684\u9650\u5236\u6761\u4ef6\u4e0b\u7684\u538b\u6446\u7387\u4e3a\uff1a<\/p>\n

\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u6b63\u6446\\({C_{L,tot}}\\)\u5145\u7535\uff0c\\({M_6}\\)\u8fd1\u4e4e\u88ab\u5173\u65ad\uff0c\u56e0\u6b64\u5728\u8f93\u51fa\u70b9\u53ef\u4ee5\u8fd1\u4f3c\u4e3a\\({{I_7}}\\)\u7ed9\u6240\u6709\u7535\u5bb9\u5145\u7535\uff0c\u5199\u4f5c\uff1a\n
\n\\(\\displaystyle |{{d{V_{out}}} \\over {dt}}| = {{{I_7}} \\over {{C_c} + {C_{L,tot}}}}\\)\n<\/div>\n\u5728\u8bbe\u8ba1\u4e2d\uff0c\u5e0c\u671b\u6b63\u8d1f\u6446\u7387\u76f8\u540c\u3002\u56e0\u6b64\u5e0c\u671b(13)\uff1e(12)\u3002\u5728\u540e\u7eed\u6839\u636e\u76f8\u4f4d\u88d5\u5ea6\u7684\u8003\u91cf\u4e2d\uff0c\u5f80\u5f80\u80fd\u505a\u5230\u8fd9\u4e00\u70b9\u3002\u56e0\u6b64\u5047\u5b9a\u6b63\u8d1f\u6446\u7387\u4e3a\uff1a\n
\n\\(\\displaystyle S{R_ \\pm } = {{{I_5}} \\over {{C_c}}}\\)\n<\/div>\n\u8054\u7acb\u538b\u6446\u7387\u516c\u5f0f\u5f97\u5230\uff1a\n
\n\\(\\displaystyle GBW \\approx {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{C_c}}} = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {{{{I_5}} \\over {SR}}}} = {1 \\over {2\\pi }}{{{g_{m1,2}}} \\over {2{I_{1,2}}}}SR\\)\n<\/div>\n\u5f97\u5230\uff1a\n
\n\\(\\displaystyle \\frac{{{g_{m1,2}}}}{{{I_{1,2}}}} \\approx 4\\pi \\frac{{GBW}}{{SR}} \\approx 10.05\\)\n<\/div>\n\u4ece\u800c\u5f97\u5230\\({M_1}\\)\uff0c\\({M_2}\\)\u7684\u7535\u6d41\u4e3a\uff1a\n
\n\\(\\displaystyle {I_{1,2}} = \\frac{{{g_{m1,2}}}}{{{g_{m1,2}}\/{I_{1,2}}}} = \\frac{{165uS}}{{10}} = 16.5uA\\)\n<\/div>\n

3.\u7535\u6d41\u955c\u7ba1\u7684\u53c2\u6570\u786e\u5b9a\uff1a<\/h3>\n

\u8003\u8651\u566a\u58f0\u56e0\u7d20\uff0c\u4ee4\\({M_{3 – 5}},{M_7}\\)\u7684\\(\\frac{{{g_m}}}{{{I_d}}}\\)\u5c3d\u91cf\u4f4e\uff0c\u53d6\u4e3a8.<\/p>\n

\u786e\u5b9a\\({M_{3 – 5}}\\)\u7684\u7535\u6d41\u4e3a\uff1a<\/p>\n

\n\\(\\displaystyle \\left\\{ {\\begin{array}{*{20}{c}}\n{{I_{1,2}} = {I_{3,4}} = 16.5uA}\\\\\n{{I_5} = 2{I_{1,2}} = 33uA}\n\\end{array}} \\right.\\)\n<\/div>\n

4.\u76f8\u4f4d\u88d5\u5ea6<\/h3>\n

\u4e24\u7ea7\u8fd0\u653e\u7684\u76f8\u4f4d\u88d5\u5ea6\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n

\n\\(\\displaystyle PM = {180^ \\circ } – {90^ \\circ } – {\\tan ^{ – 1}}(\\frac{{{\\omega _u}}}{{{\\omega _{p2}}}}) = {\\tan ^{ – 1}}(\\frac{{{\\omega _{p2}}}}{{{\\omega _u}}})\\)\n<\/div>\n\u7531\u4e8e\u6307\u6807\u8981\u6c42\u88d5\u5ea6\u5927\u4e8e60\u00b0\uff0c\u56e0\u6b64\u53d6\uff1a\n
\n\\(\\displaystyle \\frac{{{\\omega _{p2}}}}{{{\\omega _u}}} = 2\\)\n<\/div>\n\u8f93\u51fa\u8282\u70b9\u770b\u7b49\u6548\u7535\u963b\u65f6\uff0c\u9700\u6ce8\u610f\\({M_6}\\)\u7684\u6f0f\u6781\u548c\u6805\u6781\u4e4b\u95f4\u6709\u7535\u5bb9\u548c\u7535\u963b\u7684\u901a\u8def\u3002\u5728\u9891\u7387\u8f83\u9ad8\u65f6\uff0c\u7535\u5bb9\u8fd1\u4f3c\u4e8e\u77ed\u8def\u3002\u8c03\u96f6\u7535\u963b\u963b\u503c\u4e00\u822c\u8f83\u5c0f\u56e0\u6b64\u53ef\u4ee5\u5f97\u5230\u4ee5\u4e0b\u8fd1\u4f3c\uff1a\n
\n\\(\\displaystyle R \\approx \\frac{1}{{{g_{m6}}}}\\)\n<\/div>\n\u56e0\u6b64\u6b21\u7ea7\u70b9\u7684\u9891\u7387\u4e3a\uff1a\n
\n\\(\\displaystyle {f_{p2}} = \\frac{1}{{2\\pi }}\\frac{{{g_{m6}}}}{{{C_{L,tot}}}} \\approx \\frac{1}{{2\\pi }}\\frac{{{g_{m6}}}}{{1.3{C_L}}}\\)\n<\/div>\n\u5355\u4f4d\u589e\u76ca\u9891\u7387\u4e3a\uff1a\n
\n\\(\\displaystyle {f_u} = GBW = \\frac{{{g_{m1,2}}}}{{{C_c}}} = \\frac{{{g_{m1,2}}}}{{0.3{C_L}}}\\)\n<\/div>\n\u8054\u7acb(20)(22)(23),\u5f97\u5230\u5173\u7cfb\u4e3a\uff1a\n
\n\\(\\displaystyle \\frac{{{\\omega _{p2}}}}{{{\\omega _u}}} = 2 \\Rightarrow \\frac{{{g_{m6}}}}{{{g_{m1,2}}}} \\approx 8.67\\)\n<\/div>\n\u4e3a\u4e86\u4fdd\u8bc1\u6b21\u7ea7\u70b9\u4e0e\u5355\u4f4d\u589e\u76ca\u5e26\u5bbd\u79bb\u5f97\u8db3\u591f\u8fdc\uff0c\u53d6\u8fd9\u4e2a\u6bd4\u503c\u4e3a10\uff0c\u5373\n
\n\\(\\displaystyle {g_{m6}} = 10{g_{m1,2}} = 1.65mS\\)\n<\/div>\n\u540c\u65f6\u4e5f\u5f97\u5230\uff1a\n
\n\\(\\displaystyle {I_6} = \\frac{{{g_{m6}}}}{{{g_{m6}}\/{I_6}}} = \\frac{{1.65mS}}{8} = 206.25uA\\)\n<\/div>\n\u540c\u65f6\uff0c\u5bc6\u52d2\u8865\u507f\u4f1a\u9020\u6210\u4e00\u4e2a\u53f3\u534a\u5e73\u9762\u96f6\u70b9\u3002\u4e3a\u4e86\u8c03\u6574\u96f6\u70b9\u9891\u7387\uff0c\u5f15\u5165\u6d88\u96f6\u7535\u963b\\({R_Z}\\)\n

\u6839\u636e\u96f6\u70b9\u7684\u5b9a\u4e49\u5f0f\u5217\u51fa\u65b9\u7a0b\uff1a<\/p>\n

\n\\(\\displaystyle \\frac{{{v_y}}}{{\\frac{1}{{s{C_c}}} + {R_z}}} = {g_m}{v_y}\\)\n<\/div>\n\u89e3\u65b9\u7a0b\u5f97\u5230\uff1a\n
\n\\(\\displaystyle {s_z} = \\frac{{{g_{m6}}}}{{{C_c}(1 – {R_z}{g_{m6}})}} = \\frac{1}{{{C_c}(g_{m6}^{ – 1} – {R_z})}}\\)\n<\/div>\n\u5728\\({R_z}\\)\u4ece\u5c0f\u53d8\u5230\u5927\u7684\u8fc7\u7a0b\u4e2d\uff0c\u96f6\u70b9\u4f1a\u5148\u4ece\u53f3\u534a\u5e73\u9762\u5411\u65e0\u9650\u8fdc\u5904\u5ef6\u4f38\uff0c\u968f\u540e\u53d8\u4e3a\u5de6\u534a\u5e73\u9762\u96f6\u70b9\u3002\n