CYW4373

综述

1x1 Dual-band Wi-Fi 5 (802.11ac) + Bluetooth® 5.4 combo

Infineon’s AIROC™ CYW4373/CYW4373E/CYW43732 single-chip combo device features 1x1 dual-band 2.4 GHz and 5 GHz Wi-Fi 5 (802.11ac) and Bluetooth® 5.4. The “E” version offers extended temperature range (-40 to +85 °C) support and the CYW43732 offers support for dedicated LNA for the Wi-Fi and Bluetooth® subsystems. Included on-chip are 2.4 GHz and 5 GHz power amplifiers and low-noise amplifiers. All versions offer a USB hub and SDIO Wi-Fi host interfaces with the CYW4373E also offering PCIe.

  • Wi-Fi 5 (802.11ac), Dual-band (2.4/5 GHz)

  • 1x1 SISO

  • 20/40/80 MHz channels, up to 433Mbps PHY data rate

  • Internal PA and LNA with support for external PA/LNAs

  • Dual-Band ePA/eLNA reference design available for increased range

  • 2.4-GHz Internal TR Switch (iTR) / 5-GHz External TR Switch (eTR)

  • Class 1 (100 m) and Class 2 (10 m) operation

  • Dedicated Bluetooth® (dLNA) path for best coexistence for Audio

  • BT RX path shared with WLAN RX path for reduced antenna count (sLNA)

  • Host controller interface (HCI)-over-UART

  • Dedicated Bluetooth path for best Coex performance

  • Complies with Bluetooth® core specification version 5.2

  • Common USB Hub between Wi-Fi and BT eliminates external USB Hub IC and enables driving long, low-cost cables for Printers and DTV

  • 2-wire SECI for external BT/LTE

  • 3-wire GCI

  • 128-ball WLBGA (4.51x5.43mm; 0.4mm ball pitch)

  • CYW4373 (sLNA)/CYW43732(dLNA): -20C to +70C

  • CYW4373E (sLNA): -40C to +85C

  1. Purchase a Wi-Fi module evaluation board from one of our partners

    Or purchase a Wi-Fi evaluation kit from Infineon

  2. Download ModusToolbox, Wi-Fi SDK or leverage our Linux drivers
  3. Join the Infineon Community
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