Wi-Fi Features

• 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)

Bluetooth Features

• 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

General Features

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

Coexistence

• 2-wire SECI for external BT/LTE

• 3-wire GCI

Package

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

Operating Temperature

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

• CYW4373E (sLNA): -40C to +85C

Applications

• IoT

• Gateways

• Smart Speakers

• Audio

• Printers

• DTV

• IP Cameras

• Door Bells