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2.4G+5G
BT4.2 and below
Realtek
1T1R
Select
SDIO Interface
RTL8821CS Wi-Fi Module 6221B-SRC
RTL8821CS
5G Wi-Fi
SDIO3.0/Uart
1T1R
BT4.2/ BLE4.2
13.0 X 15.0mm
6221B-SRC support 1-stream 8021.ac solution with Mu-MIMO STA mode with Bluetooth smart ready controller, SDIO1.1/2.0/3.0 interface, HS-UART mixed interface. It combines WLAN MAC, a 1T1R WLAN baseband, RF in a single chip.
Module complies with IEEE 802.11 a/b/g/n/ac standard and the speed can achieve up to 433Mbps.
Module complies with bluetooth core specification V4.2. support dual mode (BR/EDR+low energy controllers).
For low energy, it supports mutiple states and allows active links in master mode and don’t support scatternet topology.
【FG6221BSRC-00】
CMOS MAC, Baseband PHY and RF in a single chip for IEEE 802.11 a/b/g/n/ac.
Support 802.11ac 1x1, wave-2 compliant with MU-MIMO STA mode.
SDIO 1.1/2.0/3.0 for WLAN with rate up to 100MHz.
802.11ac support maximum rate up to 433Mbps in 80MHz bandwidth.
HS-UART with configurable baud rate for BT.
Supports Bluetooth V4.2 features.
PCM interface for audio data.
BT 4.0 dual mode support: simultaneous LE and BR/EDR.
WLAN via pin12.
【FG6221BSRC-01/ L1】
General Features
CMOS MAC, Baseband PHY and RF in a single chip for IEEE 802.11 a/b/g/n/ac.
Support 802.11ac 1x1, wave-2 compliant with MU-MIMO STA mode.
SDIO 1.1/2.0/3.0 for WLAN with clock up to 100MHz.
802.11ac support maximum rate up to 433Mbps in 80MHz bandwidth.
WLAN via pin9
Bluetooth Features
HS-UART with configurable baud rate for BT.
Supports Bluetooth V4.2 features.
PCM interface for audio data.
BT 4.0 dual mode support: simultaneous LE and BR/EDR.
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.
| Model No. | 6221B-SRC | Main Chipset | RTL8821CS |
| Interface | Wi-Fi: SDIO 1.1/2.0/3.0 BT: UART/PCM | Wi-Fi Standard | IEEE 802.11a/b/g/n/ac+BLE4.2 |
| Data Rate | 433Mbps | Certification | RoHS,REACH |
| RF Antenna | External Antenna | OS Supported | Android /Linux/ Win CE /iOS /XP/WIN7/WIN10 |
Operating Frequency | 2.4G:2.400GHz～2.497GHz(2.4G ISM Band) 5.8G:4.900GHz～5.845GHz(5.0G ISM Band) | Operating Voltage | 3.3V |
| Dimension | L15 * W13 * T2.4 mm | RF Chain | 1T1R |
| Operating Temperature | 0°C to 70°C | Storage Temperature | -40°C to 85°C |
| Part No. | Description |
| FG6221BSRC-00 | RTL8821CS-CG,a/b/g/n/ac,Wi-Fi+BT4.2,1T1R,SDIO+UART, 2 Antenna version.WLAN pin12 |
| FG6221BSRC-01 | RTL8821CS,a/b/g/n/ac+BT4.2,1T1R,13*15,SDIO3.0/UART, 2 Antenna.WLAN pin9 |
| FG6221BSRC-L1 | RTL8821CS,a/b/g/n/ac+BT4.2,1T1R,13*15,SDIO3.0/UART,2 Antenna. WLAN pin9 (MeiLei Diplexer) |
RTL8821CS Wi-Fi Module 6221B-SRC
RTL8821CS
5G Wi-Fi
SDIO3.0/Uart
1T1R
BT4.2/ BLE4.2
13.0 X 15.0mm
6221B-SRC support 1-stream 8021.ac solution with Mu-MIMO STA mode with Bluetooth smart ready controller, SDIO1.1/2.0/3.0 interface, HS-UART mixed interface. It combines WLAN MAC, a 1T1R WLAN baseband, RF in a single chip.
Module complies with IEEE 802.11 a/b/g/n/ac standard and the speed can achieve up to 433Mbps.
Module complies with bluetooth core specification V4.2. support dual mode (BR/EDR+low energy controllers).
For low energy, it supports mutiple states and allows active links in master mode and don’t support scatternet topology.
【FG6221BSRC-00】
CMOS MAC, Baseband PHY and RF in a single chip for IEEE 802.11 a/b/g/n/ac.
Support 802.11ac 1x1, wave-2 compliant with MU-MIMO STA mode.
SDIO 1.1/2.0/3.0 for WLAN with rate up to 100MHz.
802.11ac support maximum rate up to 433Mbps in 80MHz bandwidth.
HS-UART with configurable baud rate for BT.
Supports Bluetooth V4.2 features.
PCM interface for audio data.
BT 4.0 dual mode support: simultaneous LE and BR/EDR.
WLAN via pin12.
【FG6221BSRC-01/ L1】
General Features
CMOS MAC, Baseband PHY and RF in a single chip for IEEE 802.11 a/b/g/n/ac.
Support 802.11ac 1x1, wave-2 compliant with MU-MIMO STA mode.
SDIO 1.1/2.0/3.0 for WLAN with clock up to 100MHz.
802.11ac support maximum rate up to 433Mbps in 80MHz bandwidth.
WLAN via pin9
Bluetooth Features
HS-UART with configurable baud rate for BT.
Supports Bluetooth V4.2 features.
PCM interface for audio data.
BT 4.0 dual mode support: simultaneous LE and BR/EDR.
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.
| Model No. | 6221B-SRC | Main Chipset | RTL8821CS |
| Interface | Wi-Fi: SDIO 1.1/2.0/3.0 BT: UART/PCM | Wi-Fi Standard | IEEE 802.11a/b/g/n/ac+BLE4.2 |
| Data Rate | 433Mbps | Certification | RoHS,REACH |
| RF Antenna | External Antenna | OS Supported | Android /Linux/ Win CE /iOS /XP/WIN7/WIN10 |
Operating Frequency | 2.4G:2.400GHz～2.497GHz(2.4G ISM Band) 5.8G:4.900GHz～5.845GHz(5.0G ISM Band) | Operating Voltage | 3.3V |
| Dimension | L15 * W13 * T2.4 mm | RF Chain | 1T1R |
| Operating Temperature | 0°C to 70°C | Storage Temperature | -40°C to 85°C |
| Part No. | Description |
| FG6221BSRC-00 | RTL8821CS-CG,a/b/g/n/ac,Wi-Fi+BT4.2,1T1R,SDIO+UART, 2 Antenna version.WLAN pin12 |
| FG6221BSRC-01 | RTL8821CS,a/b/g/n/ac+BT4.2,1T1R,13*15,SDIO3.0/UART, 2 Antenna.WLAN pin9 |
| FG6221BSRC-L1 | RTL8821CS,a/b/g/n/ac+BT4.2,1T1R,13*15,SDIO3.0/UART,2 Antenna. WLAN pin9 (MeiLei Diplexer) |
