RTL8821CU stereo aptx-ll module I2S output TWS Bluetooth 4.2 audio module

• Type: WiFi Module
• Work Mode: AP+STA
• WiFi Antenna Type: External
• Transmission Rate: >200Mbps
• Voltage: 3.3V
• Antenna Gain: dB
• Model NO.: 6221B-UUC
• Color: Green
• Certification: ISO9001
• Chipset: RTL8821CU
• Dimension: L x W x H: 15 x 13 x 2.35 mm
• Wi-Fi Interface: USB 2.0
• BT Interface: USB 2.0
• Transport Package: Tray or Reel
• Specification: WiFi Dual-band 1X1 11ac + Bluetooth V4.2
• Trademark: Fn-Link
• Origin: China
• HS Code: 8517629900
• Production Capacity: 100000000

Product Description

Product Description

 

RTL8821CU stereo aptx-ll module I2S output TWS Bluetooth 4.2 audio module
1.Introduction

The 6221B-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 2.1/4.2.
 

6221B-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.

 

2. Features
 

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

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

Enhanced BT/Wi-Fi Coexistence Control to improve transmission quality in different profiles.
USB Multi-Function for both BT and WLAN.
Single external power source 3.3V only.

3. Block Diagram




4. Ordering Information
 

Part No.	Description
FG6221BUUC-00	RTL8821CU, 802.11a/b/g/n/ac, Wi-Fi 1T1R, BT v4.2, USB2.0, 15x13mm, dual antenna (external)

 

Company Profile

 

FN-LINK TECHNOLOGY LIMITED

Founded in 2015, Fn-Link Technology Limited is a national-level high-tech enterprise and a national-level specialized new small giant enterprise. Focusing on the field of wireless network communication, mainly engaged in the R&D, production and sales of wireless communication modules, system solutions, peripheral equipment and audio-visual equipment. Including IEEE802.11 a/b/g/n/ac/ax, BT, Cat.1bis, NB-IoT, PLC, UWB, millimeter Wave, Sub1G, Zigbee and AIoT modules, etc.

 

Our company is headquartered in the national Liuyang Economic and Technological Development Zone, with a land area of more than 200 acres, a total construction area of about 100,000 square meters, and a registered capital of 83.31 million yuan. It has Changsha R&D Center, Shenzhen Branch and Hangzhou wholly-owned subsidiary.

 

Our company's core R&D personnel have more than 10 years of senior radio frequency experience in wireless communication, and their excellent independent R&D capabilities have injected strong momentum into the company's scientific and technological innovation.

Certifications

 

Our company strictly implements ISO9001:2015 quality management standards, and the products have passed domestic SRRC, Harmony and global FCC, CE and other regulatory certifications and EU RoHS, REACH environmental protection directives.

Our Advantages

Our company has a full-process automated production and testing system, 9 FUJI NXT-III high-precision placement lines, 15 automatic testing of wireless network products, 5 assembly production lines. The production and testing capacity is 400KPCS/day, the annual output of intelligent IoT modules is 120 million, and more than 400 million modules have been delivered to customers at home and abroad. The products are distributed in more than 50 countries and regions around the world.

 

Our company's domestic customers include Huawei, Haier, Xiaomi, Midea, Hisense, Gree, Hikvision, Skyworth, Ecovacs, Dingding and other industry-leading companies, and overseas customers include Flir,  Cecotec, Fibar, Somfy, etc. The market share has steadily increased in the fields of consumer digital, commercial equipment, home appliances, electrical lighting, personal medical care and smart cities at home and abroad.

Our company will adhere to the dual driving factors of scenario-based services and independent research and development, take professional IoT product technology and services as the driving force, take customer experience as the core, and continue to innovate and provide global customers with competitive advantages in high-performance, highly integrated module products, overall solutions and powerful localized technical services. Let "everyone have broadband" evolve and upgrade to a new era of "intelligent connection of all things"!