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開發板

Broadcom BCM4322簡介

發布日期:2022-10-14 點擊率:41

BCM4322是Broadcom推出的世界上第一款單芯片802.11n解決方案。采用65nm CMOS制程工藝,BCM4322集成了WLAN設備的全部功能模塊,包括射頻功率放大器,可以設計實現半高的Mini PCI-e無線網卡。同時,BCM4322也是第一款能夠達到200Mbps以上無線數據帶寬的解決方案。

BCM4322-Mini-PCIe

BCM4322內部功能框圖

BCM4322-Block-Diagram

BCM4322主要特征

  • 單芯片802.11n 2x2 MIMO MAC/BB/Radio解決方案
  • 支持IEEE 802.11 a/b/g/n
  • 調制方式:PSK/CCK,DQPSK,DBPSK,OFDM
  • 頻率范圍:2.4-2.497GHz,4.9-5.85GHz
  • 射頻輸出功率:2.4GHz 18dBm,5GHz 15dBm
  • 加密方式:802.1z,WEP,WPA/WPA2,TKIP,AES,802.11i
  • 物理層無線數據帶寬最高可達300Mbps
  • 支持2/3天線可配置,用于提高覆蓋范圍與吞吐量
  • 具有PCI-e接口
  • 內置ARM Cotex M3處理器(不是運行操作系統的)

BCM4322參考設計

BCM4322-Reference-Design

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