Bluetooth WiFi Module combo module | FSC-BW121

Product Overview

FSC-BW121 is a Bluetooth WiFi combo module With SDIO Interface, which supports both Bluetooth 4.2 dual mode standard and Wi-Fi 802.11 a/b/g/n/ac standard. It requires external MCU to execute Bluetooth protocol stack.

It also supports both 2.4GHz & 5GHz frequencies, SDIO/UART interfaces, LE&BR/EDR, TCP/UDP/HTTP profiles. It provides excellent wireless connection features for audio applications, automotive applications, smart home applications and so on.

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Basic Parameter

Bluetooth Wi-Fi Module

FSC-BW121

Bluetooth version

Bluetooth 4.2 dual mode

Chipset

Realtek RTL8821

Dimension

17mm × 17 mm × 2.4mm

Wi-Fi Protocols

TCP, UDP, HTTP

Profiles

HFP, A2DP, PBAP, SPP, GATT

Wi-Fi Standard

802.11 a/b/g/n/ac

Frequency

2.4 GHz & 5 GHz

OTA

Supports

Interface

UART, SDIO

Power supply

 3.0V~3.6V

Antenna

External antenna required

Highlights

Bluetooth 4.2 Dual Mode, Wi-Fi Dual Bands, Cost-effective 

Main Features

● Bluetooth 4.2 Dual Mode

● CMOS MAC, Baseband PHY and RF in a single chip for IEEE 802.11a/b/g/n/ac compatible WLAN

● Support 802.11ac 1x1, Wave-2 compliant with MU-MIMO STA mode

● Complete802.11n MIMO solution for 2.4GHz and 5Ghz band

● UART, SDIO Interfaces

● Small size 17mm x 17mm x 2.4mm

● Cost down solution

● Support WPA3 network security

 

Applications​

Automotive

Home Automation

Home Audio

Industrial Control

Other IoT Applications

Type Title Date
Datasheet
April 11, 2022

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