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RTL8821CU-CG

Name: RTL8821CU-CG
Rating: 4.7 (12 reviews)

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規格

Manufacturer	Realtek Semicon
Package	QFN-56
Voltage - Supply	3V~3.6V
Data Rate	433.3Mbps
Interface	USB
Applications	Bluetooth

概述

Description

The RTL8821CU-CG is a highly integrated wireless communication chipset developed by Realtek Semiconductor. It supports dual-band Wi-Fi (2.4 GHz and 5 GHz) along with Bluetooth 5.0, making it suitable for various applications including laptops, tablets, and IoT devices. The chipset features a high-performance RF design that enhances connectivity and range while maintaining low power consumption, which is ideal for battery-operated devices.
In addition to standard wireless protocols, the RTL8821CU-CG supports advanced features like MU-MIMO, which improves network efficiency by allowing multiple devices to communicate simultaneously. Its compact design and integration capabilities make it a preferred choice for manufacturers looking to implement wireless solutions in their products. The chipset is also compatible with major operating systems, ensuring broad usability across different platforms.

Features

The RTL8821CU-CG is a compact Wi-Fi and Bluetooth combo module designed for various applications, particularly in IoT and embedded systems. Key features include:
1. Dual-Band Wi-Fi: Supports IEEE 802.11a/b/g/n/ac standards, allowing for 2.4 GHz and 5 GHz connectivity with data rates up to 433 Mbps.
2. Bluetooth 5.0: Provides enhanced Bluetooth capabilities for better data transfer rates and extended range.
3. Low Power Consumption: Optimized for energy efficiency, making it suitable for battery-operated devices.
4. USB Interface: Easy integration with host systems via a USB 2.0 interface.
5. Multiple Security Protocols: Supports WPA/WPA2/WPA3 for secure wireless connections.
6. Compact Design: Small form factor ideal for space-constrained applications.
7. Flexible Applications: Suitable for smart home devices, wearables, and industrial automation.
These features make the RTL8821CU-CG a versatile choice for developers looking to implement wireless connectivity in their products.

Package

The RTL8821CU-CG typically comes in a QFN (Quad Flat No-lead) package type. This compact package design enables efficient thermal performance and reduced footprint, making it suitable for various applications, including wireless communication devices.

Pinout

The RTL8821CU-CG is a highly integrated Wi-Fi and Bluetooth combo chip from Realtek. It typically features a 48-pin QFN package.
The main functions of the RTL8821CU-CG include:
1. Wi-Fi: Supports dual-band 802.11a/b/g/n/ac standards, enabling high-speed wireless networking.
2. Bluetooth: Provides Bluetooth 5.0 connectivity for short-range wireless communication.
3. USB Interface: Connects to host devices via USB 2.0/3.0, allowing easy integration into systems.
4. Integrated MAC and Baseband: Includes built-in MAC and baseband processing, reducing the need for external components.
5. Power Management: Contains features for low power consumption and efficient energy use.
Overall, the RTL8821CU-CG is designed for applications like laptops, desktops, and IoT devices that require reliable wireless connectivity.

Manufacturer

The RTL8821CU-CG is manufactured by Realtek Semiconductor Corporation, a Taiwanese company. Realtek specializes in designing and producing semiconductor solutions, particularly in the fields of networking, multimedia, and computer peripherals. Founded in 1987, Realtek is known for its wide range of products, including integrated circuits for audio, network interface controllers, and wireless communication devices. The RTL8821CU-CG is a dual-band Wi-Fi and Bluetooth combo chip, commonly used in various consumer electronics, laptops, and IoT devices.

Application

The RTL8821CU-CG is a versatile wireless communication chip primarily used in USB Wi-Fi and Bluetooth applications. It supports dual-band Wi-Fi (2.4GHz and 5GHz) and Bluetooth 4.2, making it suitable for various devices such as laptops, desktops, IoT devices, smart home appliances, and automotive applications. Its compact design and integration capabilities facilitate seamless connectivity in consumer electronics and industrial applications.

Equivalent

The RTL8821CU-CG chip is a wireless communication chip that integrates Wi-Fi and Bluetooth functionalities. Equivalent products include the Realtek RTL8187, RTL8812AU, and Broadcom BCM4360. Additionally, MediaTek MT7921 and Intel AX200/AX201 can serve as alternatives in similar applications, depending on specific requirements like performance and compatibility.