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WLAN BLE Combo Module

WM2020CU WLAN BLE Combo Module

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WM2020CU is a highly integrated 802.11a/b/g/n/ac 2T2R and BT 2.1/3.0/4.1/4.2 module that support 2-stream 802.11ac Multi-user MIMO. It combines a WLAN MAC, a 2T2R capable WLAN baseband, BT Protocol Stack (LM, LL, and LE), BT Baseband, modem. It provides a


Features


  • IEEE802.11a/b/g/n and 802.11ac compliant

  • Support 802.11ac 2x2, Wave-2 compliant with MU-MIMO

  • Operates in 2.4GHz and 5GHz frequency bands

  • Dual band 2T2R mode improves effective throughput and range over existing 802.11 b/g/n products

  • Data rates: 173.3Mbps using 20MHz bandwidth, 400Mbps using 40MHz bandwidth, and 866.7Mbps using 80MHz bandwidth.

  • IEEE802.11k and 802.11h compliant

  • BPSK, QPSK, 16 QAM, 64 QAM, 256QAM modulation schemes

  • Security support for WPA/WPA2 personal, WPS2.0, WAPI

  • Compatible with Bluetooth v2.1 and v3.0, support Bluetooth 4.2 Low Energy(BLE).

  • Fully qualified Bluetooth 2.1+ EDR specification, Bluetooth 3.0 and Bluetooth 4.2 dual mode.

  • Enhanced WLAN/BT coexistence control to improve transmission quality in different profiles.

  • Small footprint: 27.0×17.7×2.2mm, half-holes PCB module

  • OS support: Android, Windows

  • RoHS compliance

    Specification


Product Description

WLAN Standard

IEEE802.11a/b/g/n and 802.11ac compliant

Bluetooth Standard

v2.1+EDR, v3.0, v4.1, v4.2 LE

Main Chipset

RTL8822BU-CG

Host Interface

USB 3.0 for WLAN

USB 2.0 for WLAN and BT

Dimension

27.0mm x 17.7mm x 2.2mm

Package

Half-hole PCB module

Electrical Specifications

Frequency Range

ac/n ISM Band: 5.150 to 5.850 GHz

b/g/n ISM Band and Bluetooth: 2.400 to 2.485 GHz

Data Rate

WLAN:

802.11a: 54, 48, 36, 24, 18, 12, 9, 6 Mbps

802.11b: 11, 5.5, 2, 1 Mbps

802.11g: 54, 48, 36, 24, 18, 12, 9, 6 Mbps

802.11n: MCS0~MCS15

802.11ac: MSC0~MCS9

Bluetooth:

Basic rate: 1Mbps

Enhance data rate: 2, 3Mbps

Modulation Technique

WLAN:

802.11a: BPSK, QPSK, 16-QAM, 64-QAM

802.11b: DBPSK, DQPSK, CCK

802.11g: BPSK, QPSK, 16-QAM, 64-QAM

802.11n: BPSK, QPSK, 16-QAM, 64-QAM

802.11ac BPSK, QPSK, 16-QAM, 64-QAM, 256-QAM

Bluetooth:

GFSK, Π/4 DQPSK, 8DPSK

Operational Channel

WLAN:

Ch. 1-14

U-NII 1 (5.15~5.25 GHz)

U-NII 2 (5.25~5.35 GHz)

U-NII 3 (5.47~5.725 GHz)

U-NII 4 (>5.725GHz)

Bluetooth:

Ch0 to Ch78

Security

WPA, WPA-PSK, WPA2, WPA2-PSK, WEP 64bit & 128bit, IEEE 802.11x, IEEE 802.11i

Operating Voltage

3.3V



Functions Block Diagram:

Applications:


  • Tablet PC

  • TV

  • IP-CAM

  • STB


 
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