Product Name

6221BB-UUC Wi-Fi Module RTL8821CU-VB-CG

RTL8821CU-VB-CG

---

Details Information

Introduction

The 6221BB-UUC is a low-cost and low-power consumption module which has all of the Wi-Fi functionalities. It is based on Realtek RTL8821CU chipset, a highly-integrated IEEE 802.11a/b/g/n/ac MAC/Baseband/RF WLAN and Bluetooth Baseband/RF single chip. For Wireless LAN (WLAN) operation, this module supports 1-stream 802.11ac solution with USB2.0 network interface controller. For Bluetooth operation, it supports Bluetooth 5.0. 

6221BB-UUC complies with IEEE 802.11a/b/g/n/ac standard and it can achieve up to a speed of 433.3Mbps with single stream in 802.11ac to connect to the WLAN. 

This compact module is a total solution for a combination of Wi-Fi and BT technologies.

 Features 

General Features 

Highly-integrated module for 5G 802.11ac, or 2.4G/5G 802.11n WLAN applications

Backward compatible with 802.11a/b/g device

Support IEEE 802.11e QoS Enhancement and 802.11i (WPA, WPA2) 

Support IEEE 802.11h DFS

Wi-Fi Direct supports wireless peer to peer applications

Single external power source 3.3V only

PHY Features

Maximum PHY data rate up to 86.7MHz using 20MHz bandwidth, 200Mbps using 40Mhz bandwidth and 433.3Mbps using 80Mhz bandwidth

Host Interface

USB Multi-Function for both BT and WLAN

Bluetooth Features

Supports Bluetooth 4.2 and backward compatible with Bluetooth 2.1 + EDR 

Bluetooth 4.0 Dual Mode support: Simultaneous LE and BR/EDR

Supports Bluetooth Low Energy

Integrated internal Class 1, Class 2 and Class 3 PA for Bluetooth

Support Bluetooth5.0 high duty cycle Non-connectable advertising

 Applications 

OTT/IPTV/DVB/Set-top Box, Tablet PC, Advertising Machine,Intelligent TV, IPC/NVR, Industrial Control Equipment,Car Recorder,Intelligent Doorbell, Intelligent Projector, Virtual Reality, VR/AR, Wireless Storage, Printer, POS Machine, Electronic Scale,Vehicle Front/Rear End, Drone, Robot, HDMI Transmitter,Smart Gateway, Education,Toys, Lighting Lamps, Intelligent Street Light, Intelligent Home Appliances/Home Appliances Instrumentation (Water, Electricity, Gas), Smart City and other Consumer Electronic Products.

 Block Diagram 

 Parameters 

Model No.	6221BB-UUC	Main Chipset	RTL8821CU-VB-CG
Interface	WiFi：USB 2.0 Bluetooth：USB 2.0	WiFi Standard	IEEE802.11 a/b/g/n/ac +BT5.0
Data Rate	150Mbps	Certification	RoHS,REACH
RF Antenna	External  Antenna	OS Supported	Android /Linux/ Win CE /iOS /XP/WIN7/WIN10
Operating Frequency	2.4G:2.400～2.4835GHz	Operating Voltage	3.3V
Dimension	L15 x W13 x H2.35 mm	RF Chain	1T1R
Operating Temperature	0°C to 70°C	Storage Temperature	-40°C to 125°C

 Ordering Information 

Part No.	Description
FG6221BBUU-00	RTL8821CU-VB-CG, a/b/g/n/ac +BT5.0, 1T1R+BT, 13x15mm, USB2.0, dual antenna