CYW4373IUBGT
Wi-Fi and Bluetooth, 2.4GHz to 5GHz, 433Mbps, 1.14 to 1.26V, -20°C to 70°C, WLBGA-128
| Manufacturer | INFINEON |
|---|---|
| Manufacturer Part No | CYW4373IUBGTCopy |
| Manufacturer Standard Lead Time | 15 weeks |
| Order Code | Re-Reel4308079RL Cut Tape4308079 |
| Your Part Number | |
| Technical Datasheet |
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| Packaging Type | Quantity | Unit Price: | Total |
|---|---|---|---|
| Cut Tape | 1 | $14.890 | $14.89 |
| Quantity | Price (Incl GST) |
|---|---|
| 1+ | $14.890 ($16.379) |
| 10+ | $12.190 ($13.409) |
| 25+ | $11.430 ($12.573) |
| 50+ | $10.970 ($12.067) |
| 100+ | $10.510 ($11.561) |
| 250+ | $9.980 ($10.978) |
Product Information
| Manufacturer | INFINEON |
|---|---|
| Manufacturer Part No | CYW4373IUBGTCopy |
| Manufacturer Standard Lead Time | 15 weeks |
| Order Code | Re-Reel4308079RL Cut Tape4308079 |
| Technical Datasheet | |
| RF Primary Function | Transceiver |
| Frequency Min | 2.4GHz |
| Frequency Max | 5GHz |
| Supply Voltage Min | 1.14V |
| RF / IF Modulation | - |
| Data Rate | 433Mbps |
| Supply Voltage Max | 1.26V |
| IC Case / Package | WLBGA |
| Transmitting Current | - |
| RF IC Case Style | WLBGA |
| No. of Pins | 128Pins |
| Frequency Response RF Min | 2.4GHz |
| Frequency Response RF Max | 5GHz |
| Output Power (dBm) | - |
| Operating Temperature Min | -20°C |
| Sensitivity dBm | - |
| Operating Temperature Max | 70°C |
| Product Range | - |
| RF Transceiver Applications | IoT, Gateways, Smart Speakers, Audio, Printers, DTV, IP Cameras, Door Bells |
| SVHC | No SVHC (04-Feb-2026) |
Product Overview
CYW4373IUBGT is a 1x1 dual-band Wi-Fi 5 (802.11ac) + Bluetooth® 5.2 combo device. It features 1x1 dual-band 2.4GHz and 5GHz Wi-Fi 5 (802.11ac) and Bluetooth® 5.2. Included on-chip are 2.4 GHz and 5 GHz power amplifiers and low-noise amplifiers. It offers a USB hub and SDIO Wi-Fi host interfaces with the CYW4373E also offering PCIe. Common USB hub between Wi-Fi and BT eliminates external USB hub IC and enables driving long, low-cost cables for printers and DTV. The application includes IoT, gateways, smart speakers, audio, printers, DTV, IP cameras, doorbells.
- Wi-Fi 5 (802.11ac), dual-band (2.4/5GHz), 1x1 SISO, internal PA/LNA with support for external PA/LNA
- Dual-Band ePA/eLNA reference design available for increased range
- 2.4GHz Internal TR Switch (iTR) / 5GHz External TR Switch (eTR)
- 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
- 2-wire SECI for external BT/LTE, 3-wire GCI, SDIO/SPI/PCIe/USB WI-FI interface
- Linux, Android, RTOS operating system support, UART/PCM Bluetooth interface
- WLCSP-128 (002-17035) package, -40°C to 85°C operating temperature
Technical Specifications
| RF Primary Function | Transceiver |
|---|---|
| Frequency Max | 5GHz |
| RF / IF Modulation | - |
| Supply Voltage Max | 1.26V |
| Transmitting Current | - |
| No. of Pins | 128Pins |
| Frequency Response RF Max | 5GHz |
| Operating Temperature Min | -20°C |
| Operating Temperature Max | 70°C |
| RF Transceiver Applications | IoT, Gateways, Smart Speakers, Audio, Printers, DTV, IP Cameras, Door Bells |
| Frequency Min | 2.4GHz |
|---|---|
| Supply Voltage Min | 1.14V |
| Data Rate | 433Mbps |
| IC Case / Package | WLBGA |
| RF IC Case Style | WLBGA |
| Frequency Response RF Min | 2.4GHz |
| Output Power (dBm) | - |
| Sensitivity dBm | - |
| Product Range | - |
| SVHC | No SVHC (04-Feb-2026) |
Technical Docs (1)
Legislation and Environmental
| Country of Origin: Country in which last significant manufacturing process was carried outCountry of Origin: | Taiwan Country in which last significant manufacturing process was carried out |
|---|---|
| Tariff No: | 85423190 |
| US ECCN: | 5A992.c |
| EU ECCN: | NLR |
| RoHS Compliant: | Yes RoHS |
| RoHS Phthalates Compliant: | Yes RoHS |
| SVHC: | No SVHC (04-Feb-2026) |
| Download Product Compliance Certificate | Product Compliance Certificate |
| Weight (kg): | .0003 |