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足球彩票 > 新闻资讯 > PCB专栏 > 电路板PCIe BGA扇出和转义路由

电路板PCIe BGA扇出和转义路由

发表时间:2019-10-10     责任编辑:恒天伟业科技

  YOUYUSUOYOUXINPIANDOUCHUXIANZAIPCIHUOPCIeKASHANG,YINCIBUJUHEBUXIANZHEIXIEDIANLUBANSIHUFEICHANGFUZA。DANSHI,PCIeDEBIAOZHUNHUATIXIJIEGOUWEISHEJIRENYUANTIGONGLEXIANGDANGDADELINGHUOXING。

足球彩票  YIGEYOUDIANFUZADEWENTISHIZHEIXIEKASHANGZUJIANDEPCIe BGASHANCHU。SHISHISHANCHUHETAOYILUYOUCELVEDEJIQIAOSHIQUEBAONINFUHEPCIeBUJUHELUYOUGUIFAN。KAOLVDAOZHEIYIDIAN,RANGWOMENSHENRUYANJIUSHANCHUHEZHUANYILUYOUDEYIXIEJIQIAO。

足球彩票  PCIe BGASHANCHU

  YUDADUOSHUDAIYOUBGADEZUJIANYIYANG,MEIYOUGUANYUBGASHANCHUDEHUANGJINFAZE,ZHENGQUEDEXUANZEQUJUEYUBGAZHONGQIUZHIJIANDEJIANJU。ZUJIANZHIZAOSHANGKENENGHUIZHENDUITEDINGZUJIANTUIJIANBUTONGDESHANCHUCELVE,YINCI,ZUIHAOZAISHISHISHANCHUCELVEZHIQIANJIANCHAQISHUJUBIAO。

  实际的逃生路由策略将部分取决于层堆栈。PCIe设备主要构建在4层电路板足球彩票上,尽管6层线路板也是常见的选择。无论层数如何,卡的总厚度都限制为1.57 mm。对于四层线路板,由于有两个内部铜层,因此布线空间将限制为两层。

  SHIYONGJIANJUFEICHANGCUDEBGA,NINKENENGKEYIZHIJIEJIANGQIYINCHUFENGZHUANG,ERWUXUZAIXINHAOXIANSHANGFANGZHIGUOKONG。PCIeLUYOUZHUNZESHENZHIZAIBGAXIAYEZHIDINGLEDUICHENGLUYOU。DANGNINZAIXIANGLINQIUZHIJIANDEBAOZHUANGXIAFANGBUXIANSHI,KENENGXUYAOZAIXINHAOXIANSHANGFANGZHIYIGEWANTOUYIJINXINGSUOXUDELIANJIE。CHANGSHIJINKENENGJIEJINDIJINGXIANGCHAFENDUISHANGLIANGTIAOZOUXIANDERENHEWANQU。ZUIHAOZAIHANPANZHIJIANBUXIANCHAFENDUI,ERBUYAOZAIYIDUIZOUXIANZHIJIANFANGZHIHANPAN。

足球彩票  GOUGUTOUSHANCHUCELVESHIHEYUCUJIANJUDAOZHONGDENGJIANJUDEBGA,DANJUEQIAOSHISHIZOUXIANBAOCHIZAIFENGZHUANGXIAFANG。KAOLVDAOBANHOUDUDEXIANZHI,ZHEIKENENGHENKUNNAN,YINWEIZHEIXIANZHILEKEYONGDECENGSHU。SHIJISHANG,YUDIANXINGDEGOUGUTOUSHANCHUCELVEXIANGBI,ZAIQIUZHIJIANLUYOUCHAFENDUIDEYAOQIUSHIJISHANGSHIDEGENGRONGYIZHIJIEZAIDINGBUXINHAOCENG(JI,WUGUOKONG)SHANGDAODABGAZHONGDEQIANLIANGXING。RANHOU,ZAINEIBUDEXINGSHANG,KEYISHIYONGDAIYOUTONGKONGDEGOUGUTOUSHANCHUJIEGOUDAODALINGYIGEXINHAOCENG。CHUANGUOTONGCENGBUXIANSHI,QINGQUEBAOBAOKUOHESHIDEFANGDIANZHIJING。

  DUIYUJIGAOJIANJUDEBGA,QIYINJIAOSHUFEICHANGGAO,NINKENENGBIEWUXUANZE,ZHINENGTONGGUOHDILUYOUXUANZEGENGGAODECENGSHU。YOUYUSUOXULIANJIEDEJIANQIESHU,JINGXIDEBGAJIANJUKENENGBUZHICHIDIANXINGDESHANCHUCELVE。NINJIANGYAOSHIYONGVIPPOTONGKONGLAIFANGWENDIANLUBANDENEICENG,YINWEIVIPPOZHONGDEDUCENGKEYIFANGZHIHANLIAOXINXIDAODIANLUBANDEBEIMIAN。

BGA电路板

  BGADEDIANXINGGOUGUTOUSHANCHU

  ZHUANYIHOULUYOU

足球彩票  YIDANNINDEJIXIANCONGBGAZHONGYICHU,JIEXIALAIHUIFASHENGSHENMEQINGKUANGQUJUEYUYAOANZHUANGZAIBGASHANGDESHEBEI。JINGUANZHENGSHIDEPCIeBUJUHELUYOUGUIFANDINGYILEYUNXUDEZUIDAZOUXIANZHANGDU,CHAFENZUKANGZHIHEHULIANSHANGKENENGCHUXIANDEZUIDATONGKONGSHULIANG,DANNINDEZUJIANKENENGHUIJUYOUBUTONGDEYAOQIU。BGAWAIBUDELUYOUGUIFANGENGDUODIQUJUEYUSUOSHIYONGDEZUJIANHEXINLINGBIAOZHUN,ERBUJINJINSHICHAKANPCIeBIAOZHUNZHONGDEZUIDAYUNXULIANG。

足球彩票  YOUYUZUJIANBENSHENDEMINGANGONGCHA,SHIYONGBUTONGZUJIANCHANSHENGDEZHEIXIEBIANHUADEZUIXIAO,DIANXINGHEZUIDABUXIANYAOQIU。ZHEIXIEYAOQIUWANGWANGBIZHENGSHIPCIeBIAOZHUNZHONGTIGONGDEXIANEGENGWEIYANGE,WULUNQINIANDAIRUHE。YINCI,ZAIKAISHISHEJIBUJUHEBUXIANZHIQIAN,YINGSHIZHONGJIANCHAZUJIANDESHUJUBIAO。

BGA电路板

足球彩票  YAOSHIZUKANGCHAFENJIXIANBAOCHIYIZHIBINGZAISUOXUDEGONGCHAFANWEINEI,KEYICAIYONGJUYOUSHOUKONGZUKANGSHEJIHEBUXIANGONGNENGDEPCBSHEJIRUANJIAN。ZHEIYUNXUZIDONGLUYOUHUOJIAOHUSHILUYOUGONGNENGZAININLUYOUSHIZIDONGSHEZHIJIXIANJIANJUHEJIHEXINGZHUANG。QUEBAOZUNSHOUCHAFENDUIZHIJIANDEJIANJUDE“ 5W”GUIZE,BINGJINGXIANGXIANGLINZOUXIANZHONGYITIAOZOUXIANDERENHEPIANCHA,YIQUEBAODUICHENGXING。LINGWAI,QINGQUEBAOGENJUSUOXUANDEXINHAOCHUANSHUBIAOZHUNDINGYIZHANGDUBUPIPEIDEGONGCHA。

  DANGJINDESHEBEISUDUYAOQIUSHEJIRENYUANDINGYIJUYOUYIZHITEZHENGZUKANGDECHAFENZOUXIANJIHEXINGZHUANG,ZUOWEIFUHEPCIeBIAOZHUNDESHEJIGUIZE。YUGUIZEQUDONGDEPCBSHEJIRUANJIANYIQISHIYONGKEJIDADIJIANHUABUJUHEBUXIAN,CONGERSHIGENJUPCIeGUIFANSHEJIDIANLUBANBIANDEGENGJIARONGYI。