coming soonSX-USBAC 

IEEE 802.11a/b/g/n/ac Wi-Fi plus Bluetooth USB Combo Module

The Silex SX-USBAC is dual-band IEEE 802.11 ac WLAN USB module plus Bluetooth 5.0 BR/EDR/LE combo module. It is based on Qualcomm’s QCA9377-7 System-on-Chip. It supports 1x1 MU-MIMO technology and delivers reliable wireless PHY data rate up to 433Mbp. It’s the ideal choice for USB wireless embedded systems that demand robust link quality and maximum throughput at range. SX-USBAC comes in multiple form factors to fit various platforms and size requirements.

Based on Qualcomm’s QCA9377-7 chipset featuring 1x1 MU-MIMO

It is based on Qualcomm’s QCA9377-7 System-on-Chip. It supports 1x1 MU-MIMO technology and delivers speed at data rates up to 433Mbps to shorten its transmission time significantly with higher speed. It further supports Rx Diversity with Wi-Fi/BT co-existence for a more reliable 1x1 architecture.

It is ideal for applications like medical devices, security systems, 3D printer, video streaming, PoS, digital signs, gaming machine, medical equipment, industrial tablet PC’s, handheld devices, thin client devices, and many more. 

The SX-USBAC is a 2.4 GHz / 5GHz dual band IEEE802.11 a/b/g/n/ac Wave2 WLAN Bluetooth5.0 USB2.0 radio module. It has a highly integrated MAC, Base band, RF, RF front end and peripheral circuitry like power unit, reference clock, etc. The SX-USBAC has a on-board pattern antenna and a 50 ohm MHF connector as connection interface for an add-on antenna.



QCA9377 with 1x1

USB interface

Surface Mount



QCA9377 with 1x1

USB interface

USB Type-A connector for Easy Evaluation

Powered by QCA9377-7 SoC by Qualcomm

Dual Band Support for both 2.4GHz /5GHz

1x1 Wave-2 MU-MIMO

Rx Diversity with Wi-Fi/BT co-existence

PHY Data Rate up to 433 Mbps

Bluetooth v5.0

Host Interface

- WLAN : USB2.0

- Bluetooth : USB1.1

RoHS Compliant

Modular Certifications for North America, Europe and Japan

Product Name SX-USBAC
Chipset QCA9377-7
Host Interface WLAN : USB 2.0
Bluetooth: USB 1.1
WLAN Specification IEEE 802.11a/b/g/n/ac (1x1)
Bluetooth Specification Bluetooth v5.0 (BR/EDR/HS/LE Compliant
To support the Bluetooth v5.0 standard, you must use a Bluetooth stack and profile that support the Bluetooth v5.0 standard.
Antenna Connector On-board antenna
MHF1 convert connector x 1
Operating Voltage Main Power : 3.3 V ± 5%
Power Consumption (WLAN) [2.4 GHz]
Tx. Max 400 mA, Rx. Max 110 mA
[5 GHz]
Tx. Max 570 mA, Rx. Max 140 mA
Operating Environment Temperature: -20 ~ 85 ℃
Humidity : 15 ~ 95% RH (No Condensation)
Storage Environment Temperature: -40 ~ 95 ℃
Humidity : 5 ~ 95% RH (No Condensation)
Dimensions 22.0 mm x 21.0 mm x 2.75 mm
Weight 1.20 g
Certifications North America, Europe, and Japan


Product SKU's

Part Number Type MOQ Antenna Configuration
SX-USBAC-SMT Surface Mount 500 pcs/reel  On-Board Antenna x1
SX-USBAC-SMT(EA) Surface Mount 500 pcs/reel MHF1 Connector x 1 (External Antenna)
Type A
100 pcs/tray On-Board Antenna x1
MHF1 Connector x 1 (External Antenna)
SX-USBAC-SMT(EA)-SP Surface Mount
(Sample Pack)
10 pcs/tape MHF1 Connector x 1 (External Antenna)
(Sample Pack)
1 pcs/pack SX-USBAC-TAC x1
AA258 (MHF1) x 1

Preliminary Hardware Specifications (subject to change without notice)

For early access, please send in your inquiries to

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