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Qualcomm Atheros QCA9558簡介

發布日期:2022-10-14 點擊率:44

QCA9558是Qualcomm Atheros推出的一款高集成度,功能豐富的IEEE 802.11n 3x3 MIMO WLAN SoC,配合Qualcomm Atheros的QCA9880,就可以實現IEEE 802.11ac無線路由器,也就是QCA9005AP 802.11ac參考設計。

Qualcomm Atheros QCA9558,802.11ac處理器

QCA9558最高支持450Mbps無線數據帶寬,支持Maximal Likelihood Decodeing,LDPC,MRC及一次寫入存儲器(OTP)等特色功能。QCA9558的PCI-e接口可連接另一塊無線網卡,以便實現雙頻設計。

QCA9558內嵌硬件加速設計,以降低主機CPU處理 WiFi的負擔。OEM廠商可搭配QCA9880 802.11ac WLAN MAC/BB/Radio 與QCA9558 802.11n SoC,打造經濟高效的802.11ac產品,提供總計高達1.7 Gbps物理層速率。這款雙頻平臺可應用于家用路由器、電信級網關及企業接入點(AP)等。

QCA9558主要特征

  • 采用MIPS 74Kc內核,主頻可達720MHz
  • 支持DDR1/DDR2內存
  • 支持SPI NOR Flash
  • 具有一個SGMII接口
  • 支持硬件NAT與ACL
  • 具有PCI-e接口
  • 具有I2S/S-PDIF接口
  • 內部集成射頻前端

采用QCA9558+QCA9880+AR8327的無線路由器

作為TP-LINK首款802.11ac千兆雙頻無線路由器,TL-WDR7500采用的是QCA9558+QCA9880+AR8327的全套Qualcomm Atheros芯片方案,擁有最高1.75Gbps的無線傳輸速率,并同時支持2.4GHz和5GHz雙頻段,其中在5GHz頻段的最高傳輸速率可達1.3Gbps,是傳統802.11n速率(450Mbps)的三倍。TL-WDR7500同時提供了2個USB2.0接口,支持存儲共享、多媒體服務器、FTP服務器功能,通過外接大容量存儲設備(U盤或者移動硬盤),可以輕松構建家庭多媒體網絡。

TL-WDR7500

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