Item specifics
Description
RTL8822CS-VS-CG Product Overview
The Realtek RTL8822CS-VS-CG is a highly integrated dual-band Wi-Fi 5 (802.11ac) + Bluetooth 5.0 combo chip from Realtek Semiconductor. Housed in a QFN-76 (9×9mm) compact package, the RTL8822CS-VS-CG integrates 2.4GHz and 5GHz dual-band Wi-Fi RF front-end, baseband processor, Bluetooth 5.0 functional modules, and rich peripheral interfaces into a single chip. With 2T2R MIMO architecture and MU-MIMO technology, the RTL8822CS-VS-CG achieves physical layer data rates of up to 867Mbps at 5GHz with 80MHz channel bandwidth. RTL8822CS-VS-CG communicates with the host via SDIO 3.0 interface and provides UART, PCM, I2C, and other interfaces. The RTL8822CS-VS-CG is an ideal connectivity solution for smart TVs, OTT boxes, IP cameras, IoT gateways, and various embedded wireless applications.
RTL8822CS-VS-CG Key Features
The RTL8822CS-VS-CG embodies Realtek's deep expertise in highly integrated wireless communication chip design. RTL8822CS-VS-CG supports IEEE 802.11ac/a/b/g/n standards, operating in 2.4GHz and 5GHz dual bands. With 2T2R MIMO architecture and MU-MIMO technology, the RTL8822CS-VS-CG achieves physical layer rates up to 867Mbps in 5GHz band with 80MHz bandwidth, and up to 300Mbps in 2.4GHz band. RTL8822CS-VS-CG integrates Bluetooth 5.0 with BLE support, delivering data rates up to 2Mbps and effective range of over 100 meters. The RTL8822CS-VS-CG provides flexible interface options including SDIO 3.0 for host communication, as well as UART, PCM, I2C, I2S, PWM, and GPIO. RTL8822CS-VS-CG features a built-in hardware encryption engine supporting WPA/WPA2/WPA3 security protocols. The RTL8822CS-VS-CG incorporates advanced low-power design with built-in power management unit supporting multiple power-saving modes. RTL8822CS-VS-CG operates at 3.3V with a temperature range of 0℃ to +70℃ (with -40℃ to +125℃ variants available).
RTL8822CS-VS-CG Applications
With its highly integrated dual-band Wi-Fi + Bluetooth combo functionality, 2T2R MIMO high-speed transmission, and compact QFN package, the RTL8822CS-VS-CG is widely deployed in various wireless connectivity applications. RTL8822CS-VS-CG is a core solution for smart TVs, OTT boxes, and projectors. The RTL8822CS-VS-CG is suitable for IP cameras, drones, and dashcams. In IoT and smart home applications, RTL8822CS-VS-CG is used in smart gateways, smart speakers, and IoT control hubs. The RTL8822CS-VS-CG is also widely used in tablets, Chromebooks, in-vehicle infotainment (IVI) systems, industrial HMI, and edge computing gateways. In the open-source hardware community, the RTL8822CS-VS-CG has been adopted by development boards such as the NanoPi R2S Plus.
RTL8822CS-VS-CG Key Advantages
The RTL8822CS-VS-CG stands out as a mature, commercially available dual-band Wi-Fi + Bluetooth combo chip that strikes an excellent balance between performance, integration, and cost. Housed in a QFN-76 (9×9mm) compact package, RTL8822CS-VS-CG integrates 2.4GHz/5GHz dual-band Wi-Fi 5 (802.11ac) and Bluetooth 5.0 into a single device, significantly reducing BOM cost and PCB footprint. 2×2 MIMO + MU-MIMO technology delivers up to 867Mbps physical layer rates (5GHz 80MHz bandwidth), nearly doubling throughput and providing wider coverage compared to single-antenna solutions. The SDIO 3.0 high-speed interface ensures a high-speed data path to the host controller. The RTL8822CS-VS-CG supports Bluetooth 5.0 with 2Mbps high-speed data transfer and over 100 meters range. RTL8822CS-VS-CG features a built-in hardware encryption engine supporting WPA3 and other security protocols. The RTL8822CS-VS-CG supports multiple low-power modes for dynamic power adjustment. The RTL8822CS-VS-CG offers comprehensive software ecosystem support including Linux drivers and Android platform adaptation to accelerate product development cycles.
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FAQs:
1 What is the RTL8822CS-VS-CG chip
RTL8822CS-VS-CG is a highly integrated single-chip Wi-Fi and Bluetooth combo controller from Realtek supporting IEEE 802.11a/b/g/n/ac and Bluetooth 5.0 standards, commonly used in high performance wireless connectivity solutions.
2 What package does it use and what are its main features
RTL8822CS-VS-CG utilizes a QFN76 no-lead surface mount package. RTL8822CS-VS-CG integrates WLAN MAC, a 2T2R WLAN baseband, RF front-end, and a Bluetooth controller in a single chip, greatly simplifying hardware design.
3 What wireless standards and frequency bands does it support
RTL8822CS-VS-CG supports both 2.4GHz and 5GHz dual-band frequencies, is compatible with 802.11a/b/g/n/ac standards, supports 2x2 MIMO and MU-MIMO technology, and reaches a maximum physical layer data rate of 867Mbps on the 5GHz band.
4 What Bluetooth versions and data rates does it support
The integrated Bluetooth controller supports Bluetooth 2.1, 3.0, 4.2, and 5.0 system specifications, supports BLE low energy mode, and provides a maximum theoretical data rate of 2Mbps under version 5.0. RTL8822CS-VS-CG's Bluetooth module delivers these capabilities..
5 What host communication interfaces does it support
The WLAN side supports SDIO 1.1/2.0/3.0 standards and the Bluetooth side supports the HS-UART interface, with the maximum clock frequency for the WLAN section reaching 208MHz. These interfaces are provided by RTL8822CS-VS-CG..
6 What are the supply voltage and operating temperature ranges
For RTL8822CS-VS-CG, the typical main supply voltage is 3.3 volts, the I/O supply voltage supports 1.8 volts or 3.3 volts, and the operating temperature range is from minus 20 degrees Celsius to plus 70 degrees Celsius.
7 What hardware acceleration features are built into the chip
RTL8822CS-VS-CG's built-in baseband supports Multi-User MIMO and Transmit Beamforming, features LDPC error correction coding, and possesses strong anti-interference and signal processing capabilities.
8 What application scenarios is this chip suitable for
RTL8822CS-VS-CG is widely used in smart TVs, set-top boxes, IP cameras, smart speakers, IoT gateways, and consumer electronics requiring stable dual-band wireless connectivity.
9 What are the requirements for the peripheral circuit design
For RTL8822CS-VS-CG, peripheral circuit design requires proper connection for the SDIO and UART interfaces, and antenna circuits must be designed according to the antenna solution. Common module reference designs usually employ PCB antennas or external antenna interfaces.
10 How is its power consumption performance
RTL8822CS-VS-CG has a built-in power management unit and supports various low-power sleep modes, balancing performance and energy consumption by shutting down unnecessary RF paths, making it suitable for mobile or battery-powered devices.