1x1 Dual-band Wi-Fi 5 (802.11ac) + Bluetooth® 5.4 combo
Infineon’s AIROC™ CYW4373/CYW4373E/CYW
43732 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 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
Complies with Bluetooth® core specification version 5.4
Declaration ID D065388
QDID 228194
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
Getting started Purchase a Wi-Fi module evaluation board from one of our partners Or purchase a Wi-Fi evaluation kit from Infineon
Download ModusToolbox, Wi-Fi SDK or leverage our Linux drivers
Join the Infineon Community
Applications
EV charging
Smart Thermostat
Solutions for inductive wireless charging above 50 W
Telecommunication infrastructure
Designers who used this product also designed with
S27KL0642GABHV020 | PSRAM (Pseudostatic RAM)
BSG0813NDI | N-Channel Power MOSFET
CY7C65215-32LTXIT | EZ-USB™ Serial Bridge Controller
CY62146G30-45BVXI | Asynchronous SRAM
SN7002N | Small signal/small power MOSFET
OPTIGA TRUST M EXPRESS | OPTIGA™ Trust
S70KL1282DPBHI023 | PSRAM (Pseudostatic RAM)
CY15V104QN-50SXIT | EXCELON™ F-RAM
CYBT-343026-01 | AIROC™ Bluetooth® Modules
S25FL256SAGBHV203 | Quad SPI Flash
IRLU024N | N-Channel Power MOSFET
S27KL0642GABHV020 | PSRAM (Pseudostatic RAM)
BSG0813NDI | N-Channel Power MOSFET
CY7C65215-32LTXIT | EZ-USB™ Serial Bridge Controller
CY62146G30-45BVXI | Asynchronous SRAM
SN7002N | Small signal/small power MOSFET
OPTIGA TRUST M EXPRESS | OPTIGA™ Trust
S70KL1282DPBHI023 | PSRAM (Pseudostatic RAM)
CY15V104QN-50SXIT | EXCELON™ F-RAM
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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 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
- Complies with Bluetooth® core specification version 5.4
- Declaration ID D065388
- QDID 228194
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
Getting started
- Purchase a Wi-Fi module evaluation board from one of our partners Or purchase a Wi-Fi evaluation kit from Infineon
- Download ModusToolbox, Wi-Fi SDK or leverage our Linux drivers
- Join the Infineon Community
Applications
- EV charging
- Smart Thermostat
- Solutions for inductive wireless charging above 50 W
- Telecommunication infrastructure
Designers who used this product also designed with
- S27KL0642GABHV020 |
PSRAM (Pseudostatic RAM)
- BSG0813NDI |
N-Channel Power MOSFET
- CY7C65215-32LTXIT |
EZ-USB™ Serial Bridge Controller
- CY62146G30-45BVXI |
Asynchronous SRAM
- SN7002N |
Small signal/small power MOSFET
- OPTIGA TRUST M EXPRESS |
OPTIGA™ Trust
- S70KL1282DPBHI023 |
PSRAM (Pseudostatic RAM)
- CY15V104QN-50SXIT |
EXCELON™ F-RAM
- CYBT-343026-01 |
AIROC™ Bluetooth® Modules
- S25FL256SAGBHV203 |
Quad SPI Flash
- IRLU024N |
N-Channel Power MOSFET
- S27KL0642GABHV020 |
PSRAM (Pseudostatic RAM)
- BSG0813NDI |
N-Channel Power MOSFET
- CY7C65215-32LTXIT |
EZ-USB™ Serial Bridge Controller
- CY62146G30-45BVXI |
Asynchronous SRAM
- SN7002N |
Small signal/small power MOSFET
- OPTIGA TRUST M EXPRESS |
OPTIGA™ Trust
- S70KL1282DPBHI023 |
PSRAM (Pseudostatic RAM)
- CY15V104QN-50SXIT |
EXCELON™ F-RAM
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