Infineon Technologies AG Wireless Connectivity - AIROC™ Wi-Fi and Wi-Fi+Bluetooth® Combo - Wi-Fi 4 (802.11n) - CYW43439 CYW43439

1x1 Single-band Wi-Fi 4 (802.11n) + Bluetooth® 5.4 combo Infineon’s AIROC™ CYW43439 single-chip combo device features 1x1 single-band 2.4 GHz Wi-Fi 4 (802.11n) and Bluetooth® 5.4 is a reliable entry-level solution for low-cost applications. A small form-factor with minimal external components drives down mass production costs. The CYW43439 adds updated Bluetooth® capabilities, WPA3, DPP for Wi-Fi Easy Connect™, enhanced Soft AP and shared SDIO host interface for Wi-Fi + Bluetooth®. Wi-Fi features Wi-Fi 4 (802.11n), Single-band (2.4 GHz) 1x1 SISO 20 MHz channels, up to 96 Mbps PHY data rate Integrated internal PA, LNA, and T/R switch supports a single antenna shared between Wi-Fi and Bluetooth Bluetooth® features Class 1 (100 m) and Class 2 (10 m) operation Bluetooth® 5.4 Supports BDR (1Mbps), EDR (2/3Mbps), and Bluetooth® LE Complies with Bluetooth® core specification version 5.4 Declaration ID D065384 QDID 222970 General features SDIO v2.0 Host Interface – (Can be shared across Wi-Fi and BT/Bluetooth® LE) gSPI host interface SBC Host offload A2DP WPA3 SoftAP (Up to 4 clients) DPP (Device Provisional Protocol) for Wi-Fi Easy Connect™ GPIOs (5) Coexistence 2-wire GCI / SECI Package 63-ball WLBGA (4.87 x 2.87mm; 0.4mm ball pitch) Operating temperature -30C to +70C Getting started Read CYW43439 datasheet Download ModusToolbox Join the Wireless Community Applications 48 V to 12 V DC-DC converter Human machine interface Power transmission and distribution Security Camera and Video Doorbell Solutions for inductive wireless charging above 50 W