Broadcom BCM438x0 Wi-Fi® 8 Access Point Devices

Broadcom BCM438x0 4x4 and 2x2 802.11bn Wi-Fi® 8 Enterprise Access Point Devices provide high performance, efficiency, and reliability for 802.11bn (UHR) enterprise Wi-Fi access points. The BCM43840 and BCM43820 support leading 802.11bn features that make Wi-Fi 8 more reliable, responsive, and intelligent. By combining Wi-Fi 8 capabilities with Broadcom's proprietary features, the BCM43840 and BCM43820 address the stringent demands of the artificial intelligence (AI) era by providing intelligent networks, increased power efficiency, and a superior quality-of-experience for users across diverse devices and applications.

Features

  • Designed for enterprise Wi-Fi access points
  • Quad-stream 802.11bn UHR
  • Up to 320MHz bandwidth (6GHz)
  • 2.4GHz, 5GHz, and 6GHz spectral bands
  • Dynamic sub-band operation (DSO)
  • Non-primary channel access (NPCA)
  • Inter-AP coordination
  • Dynamic bandwidth expansion (DBE)
  • 2x LDPC
  • Unequal modulation (UEQM)
  • Enhanced long range (ELR)
  • Distributed resource units (DRU)
  • Low-latency indication
  • Seamless roaming
  • Enhanced QoS, EDCA, and in-device coexistence

Block Diagram

Block Diagram - Broadcom BCM438x0 Wi-Fi® 8 Access Point  Devices

Application Circuit

Application Circuit Diagram - Broadcom BCM438x0 Wi-Fi® 8 Access Point  Devices
Publicado: 2025-11-07 | Actualizado: 2025-11-17